Deployment Profiles, New Developments, Scale and Performance Results and Future Work of upcoming BGP features and enhancements.

1. BGP – From Dinosaur to racecar
Webinar - 28 February 2012

2. Agenda
 Deployment Profiles
Summary of current service provider and enterprise
customer BGP deployment profiles
 New Developments
A review of BGP recent enhancements and features
 Scale & Performance Results
BGP RR and PE scaling data
 Future Work
Upcoming BGP features and enhancements
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3. Deployment Profiles
 Deployment Profiles
 New Developments
 Scaling & Performance Results
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4. Service Provider Profile
 Most deployments use route reflector model
 BGP deployed for L3VPN
(VPNv4/6), L2VPN, Internet (IPv4/6), and MVPN
routing
 Current BGP table sizes
Internet: ~415K
VPN: ~1.5M
Approximately 10% YOY growth expected for both
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5. Enterprise Profile
 BGP deployed for large enterprise core networks
running DMVPN, L3VPN over MPLS, and L3VPN
over IP
 L3VPN over IP exploding in enterprise environment
 L2VPN BGP is gaining momentum
 Typical deployment scale in the range of a 50K+
routes reflected
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6. New Developments
 Deployment Profiles
 New Developments
 Scaling & Performance Results
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7. New Developments
 Scale & Performance
Increase scalability for existing hardware, newer RP cards,
and new platforms
Faster convergence
 Resiliency & High Availability
Increase robustness of BGP peering
Provide redundancy for routes and sessions
 Features
Support for new functionality in the network
Google December 2011:Advances in BGP © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 7

8. Scale & Performance Enhancements
 BGP Scaling
Update Generation Enhancements
Parallel Route Refresh
Keepalive Enhancements
Adaptive Update Cache Size
 PE Scaling
PE-CE Optimization
VRF-Based Advertise Bits
 Route Reflector Scaling
Selective RIB Download
Google December 2011:Advances in BGP © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 8

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© © 2010 Cisco and/or its affiliates. All rights reserved.
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