Information Technology Reference
In-Depth Information
Aggregation Router Configuration for R1
Example A-7
!
version 12.2
!
hostname R1
!
clns routing
clns filter-set DEFAULT_ONLY deny 47...
clns filter-set DEFAULT_ONLY permit default
!
!
interface Loopback0
ip address 10.1.1.1 255.255.255.255
!
interface Serial2/0
ip address 172.16.1.2 255.255.255.252
clns router isis
!
interface Serial3/0
ip address 172.16.1.5 255.255.255.252
clns enable
!
router isis
net 47.1111.1111.1111.1111.00
is-type level-2-only
redistribute bgp 65101 clns route-map BGP_TO_ISIS
!
router bgp 65101
no synchronization
no bgp default ipv4-unicast
bgp log-neighbor-changes
neighbor 172.16.1.6 remote-as 65100
no auto-summary
!
address-family nsap
neighbor 172.16.1.6 activate
network 47.1234
network 47.1111.1111.1111.1111.00
no synchronization
exit-address-family
!
!
route-map BGP_TO_ISIS permit 10
match clns address DEFAULT_ONLY
!
The
clns filter-set
is used to create an NSAP filter that blocks all NSAPs except the default
NSAP. The NSAP filter is used to control the redistribution of BGP into IS-IS.
