1 © 2003, Cisco Systems, Inc. All rights reserved. PG11 IPv6 Update Matthew Schmitz ARTI, AsiaPac Cisco Systems

222 © 2003, Cisco Systems, Inc. All rights reserved. 2 Packet Data Plane L2,3,4 Intelligent Forwarding (CEFv6 Table) Control Plane Dynamic, Topology-Driven Routing Updates Routing Table Packet View Of Network Topology Control Plane Control Plane – Data Plane - Services Runs on the main processor board Runs the Routing protocols that computes the network topology May need large memory size to handle the full Internet routing table Also use by Network Management A software upgrade is required to add an IPv6 Control plane

333 © 2003, Cisco Systems, Inc. All rights reserved. 3 Packet Data Plane L2,3,4 Intelligent Forwarding (CEFv6 Table) Control Plane Dynamic, Topology-Driven Routing Updates Routing Table Packet View Of Network Topology Control Plane Cisco IOS IPv6 Control Plane Cisco IOS 12.2T, 12.2S and 12.0S integrate IPv6 Supported Routing Protocols Static, RIPng, OSPFv3, IS- IS and MP-BGP IPv6 Multicast (EFT now) MLDv1/v2, PIMv2 SM, SSM, IPv6 Multicast address family on MP-BGP, Static Mroute IPv6 over MPLS, aka 6PE IPv6 MIBs (new drafts) IP IP Forwarding Ping, Traceroute, Telnet, TFTP, HTTP, DNS client, SSH

444 © 2003, Cisco Systems, Inc. All rights reserved. 4 Data Plane Control Plane – Data Plane - Services Sends a packet from an input interface to an output interface 2 basic functions on IPv6 MAC header swap IPv6 Hop Limit decrement No more IP checksum Can be done in software or hardware, centralized or distributed choices dependent of the platform’s design and market’s target IPv6 requires at least a software upgrade and potentially both hardware and software upgrades IPv6 lookup is deeper than IPv4 CPU DUART 10/100/1000 MAC 10/100/1000 MAC Flash Controller Memory Controller I/OBus NVRAM BootROM Bootflash PA Logic DDR Memory DDR Memory GBICRJ45GBICRJ45 consoleaux Compact flash

555 © 2003, Cisco Systems, Inc. All rights reserved. 5 Data Plane Cisco IOS IPv6 Data Plane Cisco IOS routers are IPv6- aware through software update. only high-end routers may require a hardware upgrade CEFv6 is the fast switching path 12.2(13)T, 12.2(11)S minimum dCEFv6 on 7500, series On mid-range routers, new generation of processors achieved similar performances as specialized ASIC based routers better performances on features such as IPv6 over tunnels, extended ACL On Cisco series, Engine 3 has comparable IPv6 and IPv4 performance 4Mpps on IPv4, 3.8Mpps on IPv6 per line card CPU DUART 10/100/1000 MAC 10/100/1000 MAC Flash Controller Memory Controller I/OBus NVRAM BootROM Bootflash PA Logic DDR Memory DDR Memory GBICRJ45GBICRJ45 consoleaux Compact flash

666 © 2003, Cisco Systems, Inc. All rights reserved. 6 Packet Data Plane L2,3,4 Intelligent Forwarding (CEFv6 Table) Control Plane Dynamic, Topology-Driven Routing Updates Routing Table Packet View Of Network Topology Services Control Plane – Data Plane - Services Can apply at layer 2, 3, 4 or 7 dependent of the action(s) Well-known services on a router Packet filtering, QoS, Encryption, Tunnelling, Translation, Accounting Can be done in software or get hardware assistance IPv6 requires a software or both hardware and software upgrades Parsing an IPv6 header + option header(s) + TCP/UDP port numbers impacts the performances

777 © 2003, Cisco Systems, Inc. All rights reserved. 7 Packet Data Plane L2,3,4 Intelligent Forwarding (CEFv6 Table) Control Plane Dynamic, Topology-Driven Routing Updates Routing Table Packet View Of Network Topology Services Cisco IOS IPv6 Services Key drivers for production deployment and Cisco IOS focus. A non-exhaustive list IPv6 QoS Access Control List Standard & Extended Radius AAA IPv6 attributes All IPv6 Tunnelling mechanisms 6to4, ISATAP, configured, automatic, GRE DHCPv6 Prefix Delegation (EFT) Netflow IPv6 (under development) NAT-PT

888 © 2003, Cisco Systems, Inc. All rights reserved. 8 IPv6 in Action

999 © 2003, Cisco Systems, Inc. All rights reserved. 9 Integration and Transition Requirements Enable end-to-end IPv6 transport Preserve exiting IPv4 infrastructure Minimize operational upgrade costs Enabled by Incremental Upgrade/Deployment of equipment Use of tunnels, dedicated data links, MPLS (6PE) No impact on existing cores Cisco IOS enables IPv6 Software upgrade path for most platforms Hardware upgrade for performance Wide variety of tunnel methods and media

10 © 2003, Cisco Systems, Inc. All rights reserved. 10 Feature Set Cisco IOS IPv6 Phase I – Early Adopters 12.2T 12.0S/ST (*) 12.2S IPv6 Basic specifications (RFC 2460) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S ICMPv6 (RFC 2463) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Neighbor Discovery (RFC 2461) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Stateless Auto-Configuration 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S RIPng (RFC 2080) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S MP-BGP4 (RFC 2545 & 2858) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Configured & Automatic Tunnels 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S 6to4 Tunnels (RFC 3056) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Data Links (*) 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Applications 12.2(2)T 12.0(22)S/(21)ST 12.2(9)S Standard Access Control List Ethernet, FDDI, PPP, HDLC ATM PVC & LAN-E, FR PVC Ethernet, FDDI, PPP, HDLC ATM PVC & LAN-E, FR PVC Ping, Traceroute, Telnet, TFTP, DNA AAAA over IPv4, HTTP Ping, Traceroute, Telnet, TFTP, DNA AAAA over IPv4, HTTP GRE Tunnels Done 12.2(2)T 12.2(4)T 12.2(9)S N/A 12.0(22)S/(21)ST

11 © 2003, Cisco Systems, Inc. All rights reserved. 11 Feature Set Cisco IOS IPv6 Phase II – Infrastructure 12.2T 12.0S/ST (*) 12.2S IS-IS for IPv6 12.2(8)T 12.0(22)S/(21)ST 12.2(9)S CEFv6/dCEFv6 12.2(13)T 12.0(22)S/(21)ST 12.2(11)S Extended Access Control List 12.2(13)T 12.0(23)S 12.2(11)S IPv6 over MPLS – 6PE 12.2(15)T 12.0(22)S 12.2(11)S NAT-PT (RFC 2766) 12.2(13)T N/A TBD IPv6 MIBs 12.2(15)T 12.0(22)S 12.2(14)S CDP IPv6 Address Family on Neighbor 12.2(8)T N/A 12.2(14)S Static ND Cache entry 12.2(8)T 12.0(22)S/(21)ST 12.2(9)S Broadband Access 12.2(13)T N/A TBD DNS AAAA over IPv6 12.2(8)T 12.0(22)S/(21)ST 12.2(9)S SSH over IPv6 Encapsulation, AAA, Prefix Pools Encapsulation, AAA, Prefix Pools Link-local Address for BGP4+ peering 12.2(8)T 12.2(4)T 12.2(9)S 12.0(22)S/(21)ST 12.0(22)S Done

12 © 2003, Cisco Systems, Inc. All rights reserved. 12 Extensive Platform Support Check latest release number & availability with your local Cisco team Cisco IOS 12.2T Cisco 800 series Routers Cisco 1400 series Routers Cisco 1600 series Routers Cisco 1700 series Routers Cisco 2500 series Routers [12.2(4)T] Cisco 2600 series Routers Cisco 3600 series Routers Cisco 3700 series Routers Cisco 4500/4700 series Routers [12.2(2)T only] Cisco 7100 series Routers Cisco 7200 series Routers Cisco 7500 series Routers Cisco IOS 12.2S Cisco 7100 series Routers Cisco 7200 series Routers Cisco 7300 Cisco 7400 series Routers Cisco 7500 series Routers Cisco 7600 series Routers Catalyst 6500 series Cisco IOS 12.0S Cisco Series Routers Cisco 10720

13 © 2003, Cisco Systems, Inc. All rights reserved T 12.0S/ST 12.2S OSPFv3 12.2(3rd)S ISATAP 12.2(15)T 12.2(14)S N/A MT IS-IS 12.2(15)T 12.0(27)S IPv6 Multicast 12.2(3rd)S 12.0(26)S IPsec (OSPFv3) TBD Netflow IPv6 12.3(2nd)T IPv6 QoS 12.2(13)T 12.2(3rd)S? Cisco IOS IPv6 Phase III Target – as 01/ (27)S? 12.2(15)T 12.0(24)S 12.3(1st)T TBD

14 © 2003, Cisco Systems, Inc. All rights reserved. 14 Other IPv6 Questions... If you are from Japan, please contact Tim Gleeson If you are from other parts of AsiaPac, please contact Patrick Grossetete Or please contact your local account team

15 © 2003, Cisco Systems, Inc. All rights reserved. 15 Scaling the Internet for the Next Generations Forget any preconceived ideas – not only PC’s but all thing are connected IP is THE recognized Application’s convergence layer Cisco as an IPv6 leader – – Cisco IOS IPv6 is running over the 6Bone for more than 6 years – – IPv6 Forum founding member In CY2000 – – IPv6 on Cisco IOS Commercial Release since May 2001 Integration & Co-Existence strategy For Production Deployment Cisco innovation MP-BGP, NAT-PT, IPv6 over MPLS (6PE) DHCPv6 PD,… have been proposed By Cisco Engineers Solutions focusing on Customer’s IPv6 e-Learning and IOS class IPv6 Solution Deployment guides Partnering with Early Adopters, eg. 6NET