Di Posting Oleh : Simple Learning
Kategori : BGP Core Technologies Routing
Prerequisites: CCNP level skills.
Topology
Personal Note!
Back home! Resuming my bgp command study and posts. My company seem to have planned a lot of travels for me (well, beggars can't be choosers). These kind of study distractions I equate to a tcp slow start: they're inevitable impediments and must be factored in during study.
Solution: increase the dose of tenacity ;)
Solution: increase the dose of tenacity ;)
Pic. 1 - Topology Diagram.
Icons designed by: Andrzej Szoblik - http://www.newo.pl
Task 1
Given the topology (pic. 1), configure AS 50 so it does not accept prefixes from AS 124. Do not use any access-list, prefix-list, as-path access-list to accomplish this.
Solution
Task 1
Given the topology (pic. 1), configure AS 50 so it does not accept prefixes from AS 124. Do not use any access-list, prefix-list, as-path access-list to accomplish this.
Pic. 3 - BGP Table on R5.
R5 Configuration:
!
router bgp 50
no synchronization
bgp router-id 172.16.105.5
bgp log-neighbor-changes
bgp maxas-limit 1
network 172.16.105.0 mask 255.255.255.0
neighbor 10.1.35.3 remote-as 30
no auto-summary
no synchronization
bgp router-id 172.16.105.5
bgp log-neighbor-changes
bgp maxas-limit 1
network 172.16.105.0 mask 255.255.255.0
neighbor 10.1.35.3 remote-as 30
no auto-summary
!
Verification:
Pic. 3 - BGP Table on R5.
Configuration allows the maximum as-path length of 1 AS.
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