R1(ISP)#show running-config Building configuration... Current configuration : 1840 bytes ! ! Last configuration change at 09:32:38 UTC Fri Jan 17 2020 version 15.2 service timestamps debug datetime msec service timestamps log datetime msec no service password-encryption ! hostname R1(ISP) ! boot-start-marker boot-end-marker ! ! ! no aaa new-model ! ip cef ! ! ! ! ! ! ipv6 unicast-routing ipv6 cef ! multilink bundle-name authenticated ! ! ! ! license udi pid CISCO2901/K9 sn FCZ182293KA ! ! ! redundancy ! ! ! ! ! ! ! ! ! ! ! ! ! ! interface Loopback0 ip address 10.0.0.1 255.255.255.0 ipv6 address 2001:DB8:BEEF:11::1/64 ! interface Embedded-Service-Engine0/0 no ip address shutdown ! interface GigabitEthernet0/0 ip address 10.1.0.1 255.255.0.0 duplex auto speed auto ipv6 address FE80::1 link-local ipv6 address 2001:DB8:BEEF:1::1/64 ! interface GigabitEthernet0/1 no ip address shutdown duplex auto speed auto ! interface Serial0/0/0 ip address 192.168.1.1 255.255.255.252 ipv6 address FE80::1 link-local ipv6 address 2001:DB8:FEED:1::1/64 ! interface Serial0/0/1 no ip address shutdown clock rate 2000000 ! router bgp 65100 bgp router-id 1.1.1.1 bgp log-neighbor-changes neighbor 192.168.1.2 remote-as 65000 ! address-family ipv4 network 10.1.0.0 mask 255.255.0.0 neighbor 192.168.1.2 activate exit-address-family ! address-family ipv6 network 2001:DB8:BEEF:1::/64 neighbor 192.168.1.2 activate neighbor 192.168.1.2 route-map next-hop-ipv6 out exit-address-family ! ip forward-protocol nd ! no ip http server no ip http secure-server ! ! ! route-map next-hop-ipv6 permit 10 set ipv6 next-hop 2001:DB8:FEED:1::1 ! ! ! control-plane ! ! ! line con 0 line aux 0 line 2 no activation-character no exec transport preferred none transport output pad telnet rlogin lapb-ta mop udptn v120 ssh stopbits 1 line vty 0 4 login transport input all ! scheduler allocate 20000 1000 ! end ################################################################################## R1(ISP)#show ip route Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP + - replicated route, % - next hop override Gateway of last resort is not set 10.0.0.0/8 is variably subnetted, 4 subnets, 3 masks C 10.0.0.0/24 is directly connected, Loopback0 L 10.0.0.1/32 is directly connected, Loopback0 C 10.1.0.0/16 is directly connected, GigabitEthernet0/0 L 10.1.0.1/32 is directly connected, GigabitEthernet0/0 172.16.0.0/24 is subnetted, 1 subnets B 172.16.2.0 [20/0] via 192.168.1.2, 00:16:26 192.168.1.0/24 is variably subnetted, 2 subnets, 2 masks C 192.168.1.0/30 is directly connected, Serial0/0/0 L 192.168.1.1/32 is directly connected, Serial0/0/0 ###################################################################################### R1(ISP)#show ipv6 route IPv6 Routing Table - default - 8 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, R - RIP, H - NHRP, I1 - ISIS L1 I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary, D - EIGRP EX - EIGRP external, ND - ND Default, NDp - ND Prefix, DCE - Destination NDr - Redirect, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 C 2001:DB8:BEEF:1::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:DB8:BEEF:1::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:DB8:BEEF:11::/64 [0/0] via Loopback0, directly connected L 2001:DB8:BEEF:11::1/128 [0/0] via Loopback0, receive B 2001:DB8:CAFE:2::/64 [20/0] via FE80::2, Serial0/0/0 C 2001:DB8:FEED:1::/64 [0/0] via Serial0/0/0, directly connected L 2001:DB8:FEED:1::1/128 [0/0] via Serial0/0/0, receive L FF00::/8 [0/0] via Null0, receive ###################################################################################### R1(ISP)#show bgp all neighbors For address family: IPv4 Unicast BGP neighbor is 192.168.1.2, remote AS 65000, external link BGP version 4, remote router ID 2.2.2.2 BGP state = Established, up for 00:48:48 Last read 00:00:08, last write 00:00:19, hold time is 180, keepalive interval is 60 seconds Neighbor sessions: 1 active, is not multisession capable (disabled) Neighbor capabilities: Route refresh: advertised and received(new) Four-octets ASN Capability: advertised and received Address family IPv4 Unicast: advertised and received Address family IPv6 Unicast: advertised and received Enhanced Refresh Capability: advertised and received Multisession Capability: Stateful switchover support enabled: NO for session 1 Message statistics: InQ depth is 0 OutQ depth is 0 Sent Rcvd Opens: 1 1 Notifications: 0 0 Updates: 4 4 Keepalives: 55 55 Route Refresh: 0 0 Total: 60 62 Default minimum time between advertisement runs is 30 seconds Address tracking is enabled, the RIB does have a route to 192.168.1.2 Connections established 2; dropped 1 Last reset 00:48:48, due to Peer closed the session of session 1 Transport(tcp) path-mtu-discovery is enabled Graceful-Restart is disabled Connection state is ESTAB, I/O status: 1, unread input bytes: 0 Connection is ECN Disabled, Mininum incoming TTL 0, Outgoing TTL 1 Local host: 192.168.1.1, Local port: 179 Foreign host: 192.168.1.2, Foreign port: 32631 Connection tableid (VRF): 0 Maximum output segment queue size: 50 Enqueued packets for retransmit: 0, input: 0 mis-ordered: 0 (0 bytes) Event Timers (current time is 0x7260CC): Timer Starts Wakeups Next Retrans 60 0 0x0 TimeWait 0 0 0x0 AckHold 60 56 0x0 SendWnd 0 0 0x0 KeepAlive 0 0 0x0 GiveUp 0 0 0x0 PmtuAger 0 0 0x0 DeadWait 0 0 0x0 Linger 0 0 0x0 ProcessQ 0 0 0x0 iss: 542786510 snduna: 542787818 sndnxt: 542787818 irs: 1895246299 rcvnxt: 1895247654 sndwnd: 15077 scale: 0 maxrcvwnd: 16384 rcvwnd: 15030 scale: 0 delrcvwnd: 1354 SRTT: 1000 ms, RTTO: 1004 ms, RTV: 4 ms, KRTT: 0 ms minRTT: 0 ms, maxRTT: 1000 ms, ACK hold: 200 ms Status Flags: passive open, gen tcbs Option Flags: nagle, path mtu capable IP Precedence value : 6 Datagrams (max data segment is 1460 bytes): Rcvd: 121 (out of order: 0), with data: 62, total data bytes: 1354 Sent: 120 (retransmit: 0, fastretransmit: 0, partialack: 0, Second Congestion: 0), with data: 60, total data bytes: 1307 Packets received in fast path: 0, fast processed: 0, slow path: 0 fast lock acquisition failures: 0, slow path: 0 TCP Semaphore 0x211F4CB0 FREE For address family: IPv6 Unicast BGP neighbor is 192.168.1.2, remote AS 65000, external link BGP version 4, remote router ID 2.2.2.2 BGP state = Established, up for 00:48:48 Last read 00:00:08, last write 00:00:19, hold time is 180, keepalive interval is 60 seconds Neighbor sessions: 1 active, is not multisession capable (disabled) Neighbor capabilities: Route refresh: advertised and received(new) Four-octets ASN Capability: advertised and received Address family IPv4 Unicast: advertised and received Address family IPv6 Unicast: advertised and received Enhanced Refresh Capability: advertised and received Multisession Capability: Stateful switchover support enabled: NO for session 1 Message statistics: InQ depth is 0 OutQ depth is 0 Sent Rcvd Opens: 1 1 Notifications: 0 0 Updates: 4 4 Keepalives: 55 55 Route Refresh: 0 0 Total: 60 62 Default minimum time between advertisement runs is 30 seconds Address tracking is enabled, the RIB does have a route to 192.168.1.2 Connections established 2; dropped 1 Last reset 00:48:48, due to Peer closed the session of session 1 Transport(tcp) path-mtu-discovery is enabled Graceful-Restart is disabled Connection state is ESTAB, I/O status: 1, unread input bytes: 0 Connection is ECN Disabled, Mininum incoming TTL 0, Outgoing TTL 1 Local host: 192.168.1.1, Local port: 179 Foreign host: 192.168.1.2, Foreign port: 32631 Connection tableid (VRF): 0 Maximum output segment queue size: 50 Enqueued packets for retransmit: 0, input: 0 mis-ordered: 0 (0 bytes) Event Timers (current time is 0x7260CC): Timer Starts Wakeups Next Retrans 60 0 0x0 TimeWait 0 0 0x0 AckHold 60 56 0x0 SendWnd 0 0 0x0 KeepAlive 0 0 0x0 GiveUp 0 0 0x0 PmtuAger 0 0 0x0 DeadWait 0 0 0x0 Linger 0 0 0x0 ProcessQ 0 0 0x0 iss: 542786510 snduna: 542787818 sndnxt: 542787818 irs: 1895246299 rcvnxt: 1895247654 sndwnd: 15077 scale: 0 maxrcvwnd: 16384 rcvwnd: 15030 scale: 0 delrcvwnd: 1354 SRTT: 1000 ms, RTTO: 1004 ms, RTV: 4 ms, KRTT: 0 ms minRTT: 0 ms, maxRTT: 1000 ms, ACK hold: 200 ms Status Flags: passive open, gen tcbs Option Flags: nagle, path mtu capable IP Precedence value : 6 Datagrams (max data segment is 1460 bytes): Rcvd: 121 (out of order: 0), with data: 62, total data bytes: 1354 Sent: 120 (retransmit: 0, fastretransmit: 0, partialack: 0, Second Congestion: 0), with data: 60, total data bytes: 1307 Packets received in fast path: 0, fast processed: 0, slow path: 0 fast lock acquisition failures: 0, slow path: 0 TCP Semaphore 0x211F4CB0 FREE For address family: IPv4 Multicast ####################################################################################################### R1(ISP)#show bgp ipv4 unicast BGP table version is 3, local router ID is 1.1.1.1 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 *> 10.1.0.0/16 0.0.0.0 0 32768 i *> 172.16.2.0/24 192.168.1.2 0 0 65000 i ################################################################################ R1(ISP)#show bgp ipv6 unicast BGP table version is 3, local router ID is 1.1.1.1 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 *> 2001:DB8:BEEF:1::/64 :: 0 32768 i *> 2001:DB8:CAFE:2::/64 2001:DB8:FEED:1::2 0 0 65000 i