-
. WIKIMERIONET
Merion Mertics , ,

CRM

BGP IPv6

IPv6

4

, BGP NLRI . BGP , IPV6, MPLS, VPN .

, BGP, , BGP IPv6 !

  BGP  IPv6

BGP:

  1. BGP
  2. BGP
  3. BGP
  4. NLRI BGP
  5. BGP

BGP IPv6

BGP , , , IPv4 IPv6 NLRI. IPv6 . , 1.

1: IPv6 BGP

   IPv6

1 . , IPv6 . IPv6 , .

1: IPv4 IPv6 NLRI

ATL#conf t
Enter configuration commands, one per line. End with CNTL/Z. 
ATL( config)#ipv6 unicast-routing
ATL(config)#route-map IPV6NH permit 10
ATL(config-route-map)#set ipv6 next-hop 2001:1212:1212::1
ATL(config-route-map)#exit 
ATL(config)#int lo 100
ATL(config-if)#ipv6 address 2001:1111:1111: :/64 eui-64
ATL(config-if )#router bqp 200
ATL(config-router)#neiqhbor 10.10.10.2 remote-as 200
 ATL(config-router) #address-family ipv4 unicast 
ATL(config-router-af)#neiqhbor 10.10.10.2 activate 
ATL(config-router-af)#address-family ipv6 unicast 
ATL(config-router-af)#neiqhbor 10.10.10.2 activate
ATL(config-router-af)#neiqhbor 10.10.10.2 route-map IPV6NH out
ATL(config-router-af)#network 2001:1111:1111: :/64
ATL(config-router-af)#end 
ATL#

2 ATL 2. , EUI-64 ATL, IPv6- , ping.

2: BGP IPv4/IPv6

ATL#show ip bgp ipv6 unicast
show ip bgp ipv6 unicast
ATL2#ping 2001:1111:1111:0:C801:6FF:FEDB:0
ping

, IPv6 IPv6 . - . 3 . , IPv4 , 32- router ID BGP, .

3: BGP IPv4/IPv6

ATL1#conf t
ATL1(config)#router bgp 200
*Jan 9 03:31:21.039: %BGP-4-NORTRID: BGP could not pick a router-id.
Please configure manually.
ATL1(config-router)#bgp router-id 1.1.1.1
ATL1(config-router)#neighbor 2001:1212:1212::2 remote-as 200
ATL1(config-router)#address-family ipv6 unicast
ATL1(config-router-af)#neighbor 2001:1212:1212::2 activate
ATL1(config-router-af)#network 2001:1111:1111::/64
ATL1(config-router-af)#end
ATL1#

, BGP IPv6. show ip bgp summary IPv4. IPv6 show bgp ipv6 unicast summary.

, , IPv4 BGP. , , IPv6. , :

  • Prefix lists
  • AS Path Filtering
  • Route maps

4 . , - .

4: IPv6 BGP

ATL#conf t
ATL(config)#ipv6 prefix-list MYTEST deny 2001:1111:1111::/64
ATL(config)#ipv6 prefix-list MYTEST permit ::/0 le 128
ATL(config)#router bgp 200
ATL(config-router)#address-family ipv6 unicast
ATL(config-router-af)#neighbor 2001:1212:1212:: 2 prefix-list MYTEST out
ATL(config-router-af)#end
ATL#
ATL#clear ip bgp *