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​PE-CE Routing with IS-ISv6

Picture
CSR1
router isis 100
 vrf C1
 net 49.0000.0000.0000.0100.00
 is-type level-2-only
 metric-style wide
 redistribute bgp 100
 !
 address-family ipv6
  multi-topology
  redistribute bgp 100
 exit-address-family
!
router bgp 100
 address-family ipv6 vrf C1
  redistribute isis 100 level-2
 exit-address-family
!
interface GigabitEthernet2
 ipv6 router isis 100
!
interface GigabitEthernet4
 ipv6 router isis 100


CSR5
router isis 100
 vrf C1
 net 49.0000.0000.0000.0105.00
 is-type level-2-only
 metric-style wide
 redistribute bgp 100
 !
 address-family ipv6
  multi-topology
  redistribute bgp 100
 exit-address-family
!
router bgp 100
 address-family ipv6 vrf C1
  redistribute isis 100 level-2
 exit-address-family
!
interface GigabitEthernet2
 ipv6 router isis 100


CSR8
router isis 100
 net 49.0000.0000.0000.0108.00
 is-type level-2-only
 metric-style wide
 !
 address-family ipv6
  multi-topology
 exit-address-family
!
interface GigabitEthernet3
 ipv6 router isis 100
!
interface Loopback101
 ipv6 router isis 100



IOS17
router isis 100
 net 49.0000.0000.0000.0117.00
 is-type level-2-only
 metric-style wide
 !
 address-family ipv6
  multi-topology
 exit-address-family
!
interface GigabitEthernet0/0
 ipv6 router isis 100
!
interface Loopback0
 ipv6 router isis 100


IOS18
router isis 100
 net 49.0000.0000.0000.0118.00
 is-type level-2-only
 metric-style wide
!
interface GigabitEthernet0/0
 ipv6 router isis 100
!
interface Loopback0
 ipv6 router isis 100



CSR5#show bgp vpnv6 unicast all 
BGP table version is 1016, local router ID is 192.0.2.5
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, 
              r RIB-failure, S Stale, m multipath, b backup-path, f RT-Filter, 
              x best-external, a additional-path, c RIB-compressed, 
Origin codes: i - IGP, e - EGP, ? - incomplete
RPKI validation codes: V valid, I invalid, N Not found

     Network          Next Hop            Metric LocPrf Weight Path
Route Distinguisher: 100:1 (default for vrf C1)
 * i 10:101:8::8/128  ::FFFF:192.0.2.1
                                               20    100      0 ?
 *>i                  ::FFFF:192.0.2.1
                                               20    100      0 ?
 * i 10:101:17::17/128
                       ::FFFF:192.0.2.1
                                               20    100      0 ?
 *>i                  ::FFFF:192.0.2.1
                                               20    100      0 ?
 *>  10:101:18::18/128
                       FE80::5200:FF:FE12:0
                                               20         32768 ?



IOS18#sh ipv6 route isis
IPv6 Routing Table - default - 6 entries
Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
       B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP
       H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea
       IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO
       ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect
       RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1
       OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
       la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid
       lA - LISP away, a - Application
I2  10:101:8::8/128 [115/10]
     via FE80::5200:FF:FE05:1, GigabitEthernet0/0
I2  10:101:17::17/128 [115/10]
     via FE80::5200:FF:FE05:1, GigabitEthernet0/0



IOS18#traceroute 
Protocol [ip]: ipv6
Target IPv6 address: 10:101:17::17
Source address: 10:101:18::18
Insert source routing header? [no]: 
Numeric display? [no]: y
Timeout in seconds [3]: 
Probe count [3]: 
Minimum Time to Live [1]: 
Maximum Time to Live [30]: 
Priority [0]: 
Port Number [0]: 
Type escape sequence to abort.
Tracing the route to 10:101:17::17

  1 101:5:18::5 35 msec 39 msec 7 msec
  2 ::FFFF:10.3.5.3 [MPLS: Labels 33/39 Exp 0] 54 msec 39 msec 70 msec
  3 101:1:17::1 [MPLS: Label 39 Exp 0] 14 msec 18 msec 25 msec
  4 101:1:17::17 87 msec 28 msec 19 msec


​
IOS18#traceroute   
Protocol [ip]: ipv6         
Target IPv6 address: 10:101:8::8  
Source address: 10:101:18::18
Insert source routing header? [no]: 
Numeric display? [no]: y
Timeout in seconds [3]: 
Probe count [3]: 
Minimum Time to Live [1]: 
Maximum Time to Live [30]: 
Priority [0]: 
Port Number [0]: 
Type escape sequence to abort.
Tracing the route to 10:101:8::8

  1 101:5:18::5 7 msec 5 msec 8 msec
  2 ::FFFF:10.3.5.3 [MPLS: Labels 33/36 Exp 0] 88 msec 22 msec 36 msec
  3 101:1:8::1 [MPLS: Label 36 Exp 0] 17 msec 22 msec 22 msec
  4 101:1:8::8 23 msec 17 msec 14 msec
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  • Home
  • Technology VoD!
    • Cisco >
      • Route & Switch / Enterprise Infrastructure
  • Technology Breakdowns!
    • Route&Switch/Ent. Infra. >
      • L2 Technologies
      • L3 Technologies
      • VPN Technologies
      • Services >
        • IOS - Dynamic NAT
        • HSRP - IPv4 Setup
        • HSRP - Priority and Preemption
    • Service Provider >
      • IGPs (Interior Gateway Protocols)
      • First Hop Redundancy >
        • HSRP (Hot Standby Router Protocol) >
          • HSRP - IOS/IOS XE Setup
          • HSRP - IOS XR Setup
      • BGP (Border Gateway Protocol)
      • Inter AS Multicast (MSDP)
      • Intra-AS MPLS
      • Inter-AS MPLS
    • Security >
      • IOS Firewall
      • ASA Firewall
      • FirePOWER Threat Defense >
        • FTD - FTD NGFW Device Setup and FMC Integration
      • VPNs >
        • PKI
        • Site to Site VPNs
        • Remote Access VPNs >
          • IOS Remote Access
          • ASA Remote Access
    • Data Center >
      • Nexus 9000v >
        • Nexus 9000v - Enabling Features
        • Nexus 9000v - VLANs and Trunks
        • Nexus 9000v - LACP Port Channels
        • Nexus 9000v - vPC (Virtual Port Channel)
        • Nexus 9000v - OSPFv2
        • Nexus 9000v - VXLAN - Ingress Replication Flood and Learn
        • Nexus 9000v - IP Multicast
        • Nexus 9000v - VxLAN - Multicast Flood and Learn
        • Nexus 9000v - VxLAN - BGP EVPN with Multicast
        • Nexus 9000v - VxLAN - BGP EVPN w/Ingress Replication
        • Nexus 9000v - VxLAN - Inter-VxLAN Routing with BGP EVPN
        • Nexus 9000v - VXLAN - External Routing
      • Nexus 7000v
    • Palo Alto