SlideShare ist ein Scribd-Unternehmen logo
1 von 107
Ch. 9 – BGP (Part 2) CCNP 1 version 3.0 Rick Graziani Cabrillo College
Note to instructors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Concepts, diagrams, and examples ,[object Object]
Other source, Cisco on-line ,[object Object],[object Object],[object Object]
Implementing Policy ,[object Object],[object Object],[object Object],[object Object],[object Object]
Using BGP Attributes ,[object Object],[object Object],[object Object]
show ip bgp ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],show ip bgp
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],show ip bgp ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BGP Attributes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BGP Best Path Selection Algorithm ,[object Object],[object Object]
Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
The ORIGIN attribute ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The ORIGIN attribute
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The ORIGIN attribute ,[object Object],[object Object],[object Object]
Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
NEXT_HOP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
NEXT_HOP and Multiaccess Media ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],NEXT_HOP and Multiaccess Media ,[object Object],[object Object],[object Object],[object Object],[object Object]
Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
AS_PATH ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH
AS_PATH – private AS numbers ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH – private AS numbers
[object Object],[object Object],[object Object],[object Object],AS_PATH
[object Object],[object Object],[object Object],[object Object],AS_PATH
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH
AS_PATH - prepend ,[object Object],[object Object],[object Object]
AS_PATH – prepend Concept Current “shorter path” New “shorter path”
[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH – prepend - Example Router C   router bgp 300  network 170.10.0.0 neighbor 3.3.3.3 remote-as 200  neighbor 2.2.2.2 remote-as 100 neighbor 2.2.2.2 route-map SETPATH out  route-map SETPATH permit 10  set as-path prepend  300 300 route-map
[object Object],[object Object],[object Object],[object Object],The WEIGHT attribute AS 100 AS 200 2000 1000
[object Object],[object Object],[object Object],The WEIGHT attribute RouterC AS 100  2000 AS 200 1000
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The WEIGHT attribute RouterC AS 200 1000 AS 100  2000
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],weight   2000 weight   1000 Higher weight preferred AS 100  2000 AS 200 1000 RouterC
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The WEIGHT attribute weight   2000 weight   1000 AS 100 AS 200 RouterC
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The WEIGHT attribute – Access list FYI
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],weight   2000 weight   1000 AS 100 AS 200 RouterC
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],weight   2000 weight   1000 AS 100 AS 200 RouterC
Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
The LOCAL_PREF Attribute ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],The LOCAL_PREF Attribute ? ? Which exit should all the routers within AS 256 use?
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Higher Local Preference is preferred! Higher Local Preference is preferred! 200 150
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Local Pref = 150 Local Pref = 200 All traffic in AS 256 destined for 170.10.0.0 (and other ASes) Higher Local Preference is preferred!
[object Object],[object Object],[object Object],Local Pref = 150 Local Pref = 200 All traffic in AS 256 destined for 170.10.0.0 (and other AS’s) Higher Local Preference is preferred!
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Local Pref = 150 Local Pref = 200 All traffic in AS 256 destined for 170.10.0.0 (and other AS’s) Higher Local Preference is preferred!
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH Attribute - FYI This command creates a special kind of access list that looks at the AS_PATH attribute.
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],AS_PATH Attribute - FYI
Regular Expressions - FYI ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Regular Expressions ,[object Object],Character Description ^ Matches the beginning of the input string. $ Matches the end of the input string. _ Matches a space, comma, left brace, right brace, the beginning of an input string, or the ending of an input stream . Matches any single character * Matches 0 or more single- or multiple-character patterns.
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
The MED attribute ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The MED attribute
[object Object],[object Object],Router A   router bgp 100  neighbor 2.2.2.1 remote-as 300  neighbor 3.3.3.3 remote-as 300  neighbor 4.4.4.3 remote-as 400  Router B   router bgp 400  neighbor 4.4.4.4 remote-as 100  neighbor 4.4.4.4 route-map SETMEDOUT  out  neighbor 5.5.5.4 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 50   Router C   router bgp 300  neighbor 2.2.2.2 remote-as 100  neighbor 2.2.2.2 route-map  SETMEDOUT  out  neighbor 5.5.5.5 remote-as 400  neighbor 1.1.1.2 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 120   Router D   router bgp 300  neighbor 3.3.3.2 remote-as 100  neighbor 3.3.3.2 route map  SETMEDOUT  out  neighbor 1.1.1.1 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 200
[object Object],[object Object],RouterA can only compare MEDs from the same AS Router A   router bgp 100  neighbor 2.2.2.1 remote-as 300  neighbor 3.3.3.3 remote-as 300  neighbor 4.4.4.3 remote-as 400  Router B   router bgp 400  neighbor 4.4.4.4 remote-as 100  neighbor 4.4.4.4 route-map SETMEDOUT  out  neighbor 5.5.5.4 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 50   Router C   router bgp 300  neighbor 2.2.2.2 remote-as 100  neighbor 2.2.2.2 route-map  SETMEDOUT  out  neighbor 5.5.5.5 remote-as 400  neighbor 1.1.1.2 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 120   Router D   router bgp 300  neighbor 3.3.3.2 remote-as 100  neighbor 3.3.3.2 route map  SETMEDOUT  out  neighbor 1.1.1.1 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 200
[object Object],Router A   router bgp 100  neighbor 2.2.2.1 remote-as 300  neighbor 3.3.3.3 remote-as 300  neighbor 4.4.4.3 remote-as 400  Router B   router bgp 400  neighbor 4.4.4.4 remote-as 100  neighbor 4.4.4.4 route-map SETMEDOUT  out  neighbor 5.5.5.4 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 50   Router C   router bgp 300  neighbor 2.2.2.2 remote-as 100  neighbor 2.2.2.2 route-map  SETMEDOUT  out  neighbor 5.5.5.5 remote-as 400  neighbor 1.1.1.2 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 120   Router D   router bgp 300  neighbor 3.3.3.2 remote-as 100  neighbor 3.3.3.2 route map  SETMEDOUT  out  neighbor 1.1.1.1 remote-as 300  route-map  SETMEDOUT  permit 10  set metric 200
[object Object],[object Object],Router A   router bgp 100  neighbor 2.2.2.1 remote-as 300  neighbor 3.3.3.3 remote-as 300  neighbor 4.4.4.3 remote-as 400 bgp always-compare-med  Router B   router bgp 400  neighbor 4.4.4.4 remote-as 100  neighbor 4.4.4.4 route-map SETMEDOUT out  neighbor 5.5.5.4 remote-as 300  route-map SETMEDOUT permit 10  set metric 50   Router C   router bgp 300  neighbor 2.2.2.2 remote-as 100  neighbor 2.2.2.2 route-map SETMEDOUT out  neighbor 5.5.5.5 remote-as 400  neighbor 1.1.1.2 remote-as 300  route-map SETMEDOUT permit 10  set metric 120  Router D   router bgp 300  neighbor 3.3.3.2 remote-as 100  neighbor 3.3.3.2 route map SETMEDOUT out  neighbor 1.1.1.1 remote-as 300  route-map SETMEDOUT permit 10  set metric 200
Path Attributes - FYI Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],ATOMIC_AGGREGATE - FYI
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],ATOMIC_AGGREGATE - FYI
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],ATOMIC_AGGREGATE - FYI
[object Object],[object Object],[object Object],[object Object],[object Object],ATOMIC_AGGREGATE - FYI
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Example 1: Aggregating Local Routes
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Example 1: Aggregating Local Routes
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Example 1: Aggregating Local Routes
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Traceroute.org – www.traceroute.org
[object Object],[object Object],[object Object],What is a Route Server?
Cabrillo – 207.62.184.0 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Geektools.com
Using regular expressions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
FYI ,[object Object]
BGP Route Filtering ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BGP Route Filtering The distribute-list command can be used to filter updates so that AS1 does not receive transit traffic to network 192.69.10.0 /24.   RTA filters update to RTC so it does not include the 192.69.10.0/24 network.
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],RTA filters update to RTC so it does not include the 192.69.10.0/24 network.
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],RTA filters update to RTC so it does not include the 192.69.10.0/24 network.
BGP Route Filtering ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BGP Route Filtering - Prefix lists ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BGP Route Filtering - Prefix lists Parameter Description list-name Specifies the name of a prefix list. seq (Optional) Applies the sequence number to the prefix list entry being created or deleted. seq-value (Optional) Specifies the sequence number for the prefix list entry. deny Denies access to matching conditions. permit Permits access for matching conditions. network /len (Mandatory) The network number and length (in bits) of the network mask. ge (Optional) Applies  ge-value  to the range specified. ge-value (Optional) Specifies the lesser value of a range (the "from" portion of the range description). le (Optional) Applies  le-value  to the range specified. le-value (Optional) Specifies the greater value of a range (the "to" portion of the range description).
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Example:
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],BGP Route Filtering - Prefix lists
[object Object],[object Object],[object Object],BGP Route Filtering - Prefix lists
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],BGP Route Filtering - Prefix lists
Default Routes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Default Routes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Symmetry ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Load Balancing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Ch. 9 – BGP (Part 2) CCNP 1 version 3.0 Rick Graziani Cabrillo College

Weitere ähnliche Inhalte

Was ist angesagt?

An Overview of Border Gateway Protocol (BGP)
An Overview of Border Gateway Protocol (BGP)An Overview of Border Gateway Protocol (BGP)
An Overview of Border Gateway Protocol (BGP)Jasim Alam
 
Using BGP To Manage Dual Internet Connections
Using BGP To Manage Dual Internet ConnectionsUsing BGP To Manage Dual Internet Connections
Using BGP To Manage Dual Internet ConnectionsRowell Dionicio
 
BGP Techniques for Network Operators
BGP Techniques for Network OperatorsBGP Techniques for Network Operators
BGP Techniques for Network OperatorsAPNIC
 
Implementing Internet and MPLS BGP
Implementing Internet and MPLS BGPImplementing Internet and MPLS BGP
Implementing Internet and MPLS BGPPrivate
 
SGNOG2 - Using communities for multihoming ISP workshop
SGNOG2 - Using communities for multihoming ISP workshopSGNOG2 - Using communities for multihoming ISP workshop
SGNOG2 - Using communities for multihoming ISP workshopAPNIC
 
Border gateway protocol
Border gateway protocolBorder gateway protocol
Border gateway protocolazlerabby
 
Border Gateway Protocol (BGP)
Border Gateway Protocol (BGP)Border Gateway Protocol (BGP)
Border Gateway Protocol (BGP)Nutan Singh
 
Border Gateway Protocol
Border Gateway ProtocolBorder Gateway Protocol
Border Gateway ProtocolKashif Latif
 
Troubleshooting BGP
Troubleshooting BGPTroubleshooting BGP
Troubleshooting BGPAPNIC
 
3 ip routing part b
3 ip routing part b3 ip routing part b
3 ip routing part bSagarR24
 

Was ist angesagt? (20)

An Overview of Border Gateway Protocol (BGP)
An Overview of Border Gateway Protocol (BGP)An Overview of Border Gateway Protocol (BGP)
An Overview of Border Gateway Protocol (BGP)
 
Using BGP To Manage Dual Internet Connections
Using BGP To Manage Dual Internet ConnectionsUsing BGP To Manage Dual Internet Connections
Using BGP To Manage Dual Internet Connections
 
Bgp (1)
Bgp (1)Bgp (1)
Bgp (1)
 
BGP
BGPBGP
BGP
 
Bgp
BgpBgp
Bgp
 
Bgp training
Bgp trainingBgp training
Bgp training
 
BGP Techniques for Network Operators
BGP Techniques for Network OperatorsBGP Techniques for Network Operators
BGP Techniques for Network Operators
 
Bigbgp
BigbgpBigbgp
Bigbgp
 
Implementing Internet and MPLS BGP
Implementing Internet and MPLS BGPImplementing Internet and MPLS BGP
Implementing Internet and MPLS BGP
 
SGNOG2 - Using communities for multihoming ISP workshop
SGNOG2 - Using communities for multihoming ISP workshopSGNOG2 - Using communities for multihoming ISP workshop
SGNOG2 - Using communities for multihoming ISP workshop
 
Juniper Bgp
Juniper BgpJuniper Bgp
Juniper Bgp
 
Border gateway protocol
Border gateway protocolBorder gateway protocol
Border gateway protocol
 
BGP protocol presentation
BGP protocol  presentationBGP protocol  presentation
BGP protocol presentation
 
Border Gateway Protocol (BGP)
Border Gateway Protocol (BGP)Border Gateway Protocol (BGP)
Border Gateway Protocol (BGP)
 
Border Gateway Protocol
Border Gateway ProtocolBorder Gateway Protocol
Border Gateway Protocol
 
Border Gatway Protocol
Border Gatway ProtocolBorder Gatway Protocol
Border Gatway Protocol
 
BGP
BGPBGP
BGP
 
Troubleshooting BGP
Troubleshooting BGPTroubleshooting BGP
Troubleshooting BGP
 
3 ip routing part b
3 ip routing part b3 ip routing part b
3 ip routing part b
 
bgp protocol
 bgp protocol bgp protocol
bgp protocol
 

Andere mochten auch

Ccna interview questions
Ccna interview questionsCcna interview questions
Ccna interview questionsSanjay Thakare
 
Ce hv7 module 05 system hacking
Ce hv7 module 05 system hackingCe hv7 module 05 system hacking
Ce hv7 module 05 system hackingZuleima Parada
 
Ccnp workbook network bulls
Ccnp workbook network bullsCcnp workbook network bulls
Ccnp workbook network bullsSwapnil Kapate
 
9/2008 - He quan tri co so du lieu (tt)
9/2008 - He quan tri co so du lieu (tt)9/2008 - He quan tri co so du lieu (tt)
9/2008 - He quan tri co so du lieu (tt)Quan
 
NIFE - Adwords presentation1hour
NIFE - Adwords presentation1hourNIFE - Adwords presentation1hour
NIFE - Adwords presentation1hourNoah Boswell
 
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...Rodrigo Trejo Riascos
 
Ame Barrick Toronto 2008
Ame Barrick   Toronto 2008Ame Barrick   Toronto 2008
Ame Barrick Toronto 2008tkrawchyk
 
Cas Initial Findings 16 Feb
Cas Initial Findings 16 FebCas Initial Findings 16 Feb
Cas Initial Findings 16 FebJoel Conkle
 
CRM AddOn Import IT eCast
CRM AddOn Import IT eCastCRM AddOn Import IT eCast
CRM AddOn Import IT eCastpatrick_m
 
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIAL
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIALEL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIAL
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIALRicardo Benza
 
первый раз презентацию делаю
первый раз презентацию делаюпервый раз презентацию делаю
первый раз презентацию делаюvezuha13
 
Interim report Axfood Q3 2010
Interim report Axfood Q3 2010Interim report Axfood Q3 2010
Interim report Axfood Q3 2010Axfood
 

Andere mochten auch (17)

B G P Part2
B G P  Part2B G P  Part2
B G P Part2
 
Ccna notes
Ccna notesCcna notes
Ccna notes
 
Ccna interview questions
Ccna interview questionsCcna interview questions
Ccna interview questions
 
Ce hv7 module 11 session hijacking
Ce hv7 module 11 session hijackingCe hv7 module 11 session hijacking
Ce hv7 module 11 session hijacking
 
Ce hv7 module 05 system hacking
Ce hv7 module 05 system hackingCe hv7 module 05 system hacking
Ce hv7 module 05 system hacking
 
CCNA CheatSheet
CCNA CheatSheetCCNA CheatSheet
CCNA CheatSheet
 
Ccnp workbook network bulls
Ccnp workbook network bullsCcnp workbook network bulls
Ccnp workbook network bulls
 
Ccna complete notes
Ccna complete notesCcna complete notes
Ccna complete notes
 
9/2008 - He quan tri co so du lieu (tt)
9/2008 - He quan tri co so du lieu (tt)9/2008 - He quan tri co so du lieu (tt)
9/2008 - He quan tri co so du lieu (tt)
 
NIFE - Adwords presentation1hour
NIFE - Adwords presentation1hourNIFE - Adwords presentation1hour
NIFE - Adwords presentation1hour
 
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...
Enlace de comunicaciones por microondas ciudad universitaria (pachuca)–campus...
 
Ame Barrick Toronto 2008
Ame Barrick   Toronto 2008Ame Barrick   Toronto 2008
Ame Barrick Toronto 2008
 
Cas Initial Findings 16 Feb
Cas Initial Findings 16 FebCas Initial Findings 16 Feb
Cas Initial Findings 16 Feb
 
CRM AddOn Import IT eCast
CRM AddOn Import IT eCastCRM AddOn Import IT eCast
CRM AddOn Import IT eCast
 
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIAL
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIALEL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIAL
EL CIRUJANO-DENTISTA PERUANO Y SU FALTA DE FORMACIÓN GREMIAL
 
первый раз презентацию делаю
первый раз презентацию делаюпервый раз презентацию делаю
первый раз презентацию делаю
 
Interim report Axfood Q3 2010
Interim report Axfood Q3 2010Interim report Axfood Q3 2010
Interim report Axfood Q3 2010
 

Ähnlich wie B G P Part2

SANOG23-BGP-Techniques.pdf
SANOG23-BGP-Techniques.pdfSANOG23-BGP-Techniques.pdf
SANOG23-BGP-Techniques.pdfGhulamIbneGhulam
 
Ccnp enterprise workbook v1.0 bgp zero to hero
Ccnp enterprise workbook v1.0 bgp zero to heroCcnp enterprise workbook v1.0 bgp zero to hero
Ccnp enterprise workbook v1.0 bgp zero to heroSagarR24
 
Describe the different metrics that BGP can use in building a routing.docx
Describe the different metrics that BGP can use in building a routing.docxDescribe the different metrics that BGP can use in building a routing.docx
Describe the different metrics that BGP can use in building a routing.docxearleanp
 
Bgp 6 advanced transit as issues
Bgp 6   advanced transit as issuesBgp 6   advanced transit as issues
Bgp 6 advanced transit as issuesAuguste Behe
 
Cisco ccnp 642-902 practice tests for quick preparation
Cisco ccnp 642-902 practice tests for quick preparationCisco ccnp 642-902 practice tests for quick preparation
Cisco ccnp 642-902 practice tests for quick preparationCisco-642-902
 
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 2408 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24legasu zemene
 
Cisco BGP Exam 642-661 Review Notes
Cisco BGP Exam 642-661 Review NotesCisco BGP Exam 642-661 Review Notes
Cisco BGP Exam 642-661 Review NotesDuane Bodle
 
BGP Path Selection & Attributes BGP Weight & BGP AS-Path Prepending
BGP Path Selection & Attributes BGP Weight & BGP AS-Path PrependingBGP Path Selection & Attributes BGP Weight & BGP AS-Path Prepending
BGP Path Selection & Attributes BGP Weight & BGP AS-Path PrependingShawan Roy
 
Dynamische Routingprotokolle Aufzucht und Pflege - BGP
Dynamische Routingprotokolle Aufzucht und Pflege - BGPDynamische Routingprotokolle Aufzucht und Pflege - BGP
Dynamische Routingprotokolle Aufzucht und Pflege - BGPMaximilan Wilhelm
 
PLNOG15: BGP New Advanced Features - Piotr Wojciechowski
PLNOG15: BGP New Advanced Features - Piotr WojciechowskiPLNOG15: BGP New Advanced Features - Piotr Wojciechowski
PLNOG15: BGP New Advanced Features - Piotr WojciechowskiPROIDEA
 

Ähnlich wie B G P Part2 (20)

SANOG23-BGP-Techniques.pdf
SANOG23-BGP-Techniques.pdfSANOG23-BGP-Techniques.pdf
SANOG23-BGP-Techniques.pdf
 
Bgp Toc
Bgp TocBgp Toc
Bgp Toc
 
Bgp
BgpBgp
Bgp
 
Bgp attribute-case study
Bgp attribute-case studyBgp attribute-case study
Bgp attribute-case study
 
07.bgp
07.bgp07.bgp
07.bgp
 
Lec7
Lec7Lec7
Lec7
 
Ccnp enterprise workbook v1.0 bgp zero to hero
Ccnp enterprise workbook v1.0 bgp zero to heroCcnp enterprise workbook v1.0 bgp zero to hero
Ccnp enterprise workbook v1.0 bgp zero to hero
 
CCNP ROUTE V7 CH7
CCNP ROUTE V7 CH7CCNP ROUTE V7 CH7
CCNP ROUTE V7 CH7
 
Describe the different metrics that BGP can use in building a routing.docx
Describe the different metrics that BGP can use in building a routing.docxDescribe the different metrics that BGP can use in building a routing.docx
Describe the different metrics that BGP can use in building a routing.docx
 
Bgp 6 advanced transit as issues
Bgp 6   advanced transit as issuesBgp 6   advanced transit as issues
Bgp 6 advanced transit as issues
 
Cisco ccnp 642-902 practice tests for quick preparation
Cisco ccnp 642-902 practice tests for quick preparationCisco ccnp 642-902 practice tests for quick preparation
Cisco ccnp 642-902 practice tests for quick preparation
 
BGP Update Source
BGP Update Source BGP Update Source
BGP Update Source
 
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 2408 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24
08 ip oc304 2_e1_1 zxr10 m6000 bgp configuration 24
 
Cisco BGP Exam 642-661 Review Notes
Cisco BGP Exam 642-661 Review NotesCisco BGP Exam 642-661 Review Notes
Cisco BGP Exam 642-661 Review Notes
 
BGP Path Selection & Attributes BGP Weight & BGP AS-Path Prepending
BGP Path Selection & Attributes BGP Weight & BGP AS-Path PrependingBGP Path Selection & Attributes BGP Weight & BGP AS-Path Prepending
BGP Path Selection & Attributes BGP Weight & BGP AS-Path Prepending
 
EIGRP CCNA
EIGRP CCNAEIGRP CCNA
EIGRP CCNA
 
Eigrp
EigrpEigrp
Eigrp
 
Dynamische Routingprotokolle Aufzucht und Pflege - BGP
Dynamische Routingprotokolle Aufzucht und Pflege - BGPDynamische Routingprotokolle Aufzucht und Pflege - BGP
Dynamische Routingprotokolle Aufzucht und Pflege - BGP
 
PLNOG15: BGP New Advanced Features - Piotr Wojciechowski
PLNOG15: BGP New Advanced Features - Piotr WojciechowskiPLNOG15: BGP New Advanced Features - Piotr Wojciechowski
PLNOG15: BGP New Advanced Features - Piotr Wojciechowski
 
BGP Overview
BGP OverviewBGP Overview
BGP Overview
 

Kürzlich hochgeladen

Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Scriptwesley chun
 
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot TakeoffStrategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoffsammart93
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024The Digital Insurer
 
🐬 The future of MySQL is Postgres 🐘
🐬  The future of MySQL is Postgres   🐘🐬  The future of MySQL is Postgres   🐘
🐬 The future of MySQL is Postgres 🐘RTylerCroy
 
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...apidays
 
Cloud Frontiers: A Deep Dive into Serverless Spatial Data and FME
Cloud Frontiers:  A Deep Dive into Serverless Spatial Data and FMECloud Frontiers:  A Deep Dive into Serverless Spatial Data and FME
Cloud Frontiers: A Deep Dive into Serverless Spatial Data and FMESafe Software
 
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc
 
Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024The Digital Insurer
 
Boost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityBoost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityPrincipled Technologies
 
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...Principled Technologies
 
Top 10 Most Downloaded Games on Play Store in 2024
Top 10 Most Downloaded Games on Play Store in 2024Top 10 Most Downloaded Games on Play Store in 2024
Top 10 Most Downloaded Games on Play Store in 2024SynarionITSolutions
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024The Digital Insurer
 
From Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time AutomationFrom Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time AutomationSafe Software
 
Top 5 Benefits OF Using Muvi Live Paywall For Live Streams
Top 5 Benefits OF Using Muvi Live Paywall For Live StreamsTop 5 Benefits OF Using Muvi Live Paywall For Live Streams
Top 5 Benefits OF Using Muvi Live Paywall For Live StreamsRoshan Dwivedi
 
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...apidays
 
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...DianaGray10
 
The 7 Things I Know About Cyber Security After 25 Years | April 2024
The 7 Things I Know About Cyber Security After 25 Years | April 2024The 7 Things I Know About Cyber Security After 25 Years | April 2024
The 7 Things I Know About Cyber Security After 25 Years | April 2024Rafal Los
 
Scaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organizationScaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organizationRadu Cotescu
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?Igalia
 
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, AdobeApidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobeapidays
 

Kürzlich hochgeladen (20)

Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Script
 
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot TakeoffStrategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
Strategize a Smooth Tenant-to-tenant Migration and Copilot Takeoff
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024
 
🐬 The future of MySQL is Postgres 🐘
🐬  The future of MySQL is Postgres   🐘🐬  The future of MySQL is Postgres   🐘
🐬 The future of MySQL is Postgres 🐘
 
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
 
Cloud Frontiers: A Deep Dive into Serverless Spatial Data and FME
Cloud Frontiers:  A Deep Dive into Serverless Spatial Data and FMECloud Frontiers:  A Deep Dive into Serverless Spatial Data and FME
Cloud Frontiers: A Deep Dive into Serverless Spatial Data and FME
 
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
 
Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024Manulife - Insurer Innovation Award 2024
Manulife - Insurer Innovation Award 2024
 
Boost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityBoost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivity
 
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...
Deploy with confidence: VMware Cloud Foundation 5.1 on next gen Dell PowerEdg...
 
Top 10 Most Downloaded Games on Play Store in 2024
Top 10 Most Downloaded Games on Play Store in 2024Top 10 Most Downloaded Games on Play Store in 2024
Top 10 Most Downloaded Games on Play Store in 2024
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
 
From Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time AutomationFrom Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time Automation
 
Top 5 Benefits OF Using Muvi Live Paywall For Live Streams
Top 5 Benefits OF Using Muvi Live Paywall For Live StreamsTop 5 Benefits OF Using Muvi Live Paywall For Live Streams
Top 5 Benefits OF Using Muvi Live Paywall For Live Streams
 
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...
Apidays New York 2024 - The Good, the Bad and the Governed by David O'Neill, ...
 
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
Connector Corner: Accelerate revenue generation using UiPath API-centric busi...
 
The 7 Things I Know About Cyber Security After 25 Years | April 2024
The 7 Things I Know About Cyber Security After 25 Years | April 2024The 7 Things I Know About Cyber Security After 25 Years | April 2024
The 7 Things I Know About Cyber Security After 25 Years | April 2024
 
Scaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organizationScaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organization
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?
 
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, AdobeApidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
Apidays New York 2024 - Scaling API-first by Ian Reasor and Radu Cotescu, Adobe
 

B G P Part2

  • 1. Ch. 9 – BGP (Part 2) CCNP 1 version 3.0 Rick Graziani Cabrillo College
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15. Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 16.
  • 17.
  • 18.
  • 19.
  • 20. Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26. Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 27.
  • 28.
  • 29.
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35. AS_PATH – prepend Concept Current “shorter path” New “shorter path”
  • 36.
  • 37.
  • 38.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
  • 45. Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 46.
  • 47.
  • 48.
  • 49.
  • 50.
  • 51.
  • 52.
  • 53.
  • 54.
  • 55.
  • 56.
  • 57.
  • 58.
  • 59.
  • 60.
  • 61.
  • 62.
  • 63.
  • 64.
  • 65.
  • 66. Path Attributes Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 67.
  • 68.
  • 69.
  • 70.
  • 71.
  • 72.
  • 73. Path Attributes - FYI Attribute Code Type 1-ORIGIN Well-known mandatory 2-AS_PATH Well-known mandatory 3-NEXT_HOP Well-known mandatory 4-MULTI_EXIT_DISC Optional non-transitive 5-LOCAL_PREF Well-known discretionary 6-ATOMIC_AGGREGATE Well-known discretionary 7-AGGREGATOR Well-known discretionary 8-COMMUNITY Optional transitive (Cisco) 9-ORIGINATOR_ID Optional non-transitive (Cisco) 10-Cluster List Optional non-transitive (Cisco) 11-Destination Preference (MCI) 12-Advertiser (Baynet) 13-rcid_path (Baynet) 255-Reserved [md]
  • 74.
  • 75.
  • 76.
  • 77.
  • 78.
  • 79.
  • 80.
  • 81.
  • 83.
  • 84.
  • 85.
  • 87.
  • 88.
  • 89.
  • 90.
  • 91. BGP Route Filtering The distribute-list command can be used to filter updates so that AS1 does not receive transit traffic to network 192.69.10.0 /24. RTA filters update to RTC so it does not include the 192.69.10.0/24 network.
  • 92.
  • 93.
  • 94.
  • 95.
  • 96.
  • 97. BGP Route Filtering - Prefix lists Parameter Description list-name Specifies the name of a prefix list. seq (Optional) Applies the sequence number to the prefix list entry being created or deleted. seq-value (Optional) Specifies the sequence number for the prefix list entry. deny Denies access to matching conditions. permit Permits access for matching conditions. network /len (Mandatory) The network number and length (in bits) of the network mask. ge (Optional) Applies ge-value to the range specified. ge-value (Optional) Specifies the lesser value of a range (the "from" portion of the range description). le (Optional) Applies le-value to the range specified. le-value (Optional) Specifies the greater value of a range (the "to" portion of the range description).
  • 98.
  • 99.
  • 100.
  • 101.
  • 102.
  • 103.
  • 104.
  • 105.
  • 106.
  • 107. Ch. 9 – BGP (Part 2) CCNP 1 version 3.0 Rick Graziani Cabrillo College