3Com Switch 4800G 24-Port Configuration Manual page 398

398 C 30: BGP C
HAPTER ONFIGURATION
BGP and IGP
Synchronization
Configuration
[SwitchA] display bgp routing-table
Total Number of Routes: 4
BGP Local router ID is 1.1.1.1
Status codes: * - valid, > - best, d - damped,
h - history,
Origin : i - IGP, e - EGP, ? - incomplete
Network
n
*> 8.0.0.0
*> 9.1.1.0/24
*> 9.1.3.0/24
* 200.1.1.0
# Display BGP routing table information on Switch C.
[SwitchC] display bgp routing-table
Total Number of Routes: 4
BGP Local router ID is 3.3.3.3
Status codes: * - valid, > - best, d - damped,
h - history,
Origin : i - IGP, e - EGP, ? - incomplete
Network
*>i 8.0.0.0
*>i 9.1.1.0/24
* i 9.1.3.0/24
*>i 200.1.1.0
You can find the route 8.0.0.0 becomes valid with the next hop being Switch A.
# Ping 8.1.1.1 on Switch C.
[SwitchC] ping 8.1.1.1
PING 8.1.1.1: 56
Reply from 8.1.1.1: bytes=56 Sequence=1 ttl=254 time=31 ms
Reply from 8.1.1.1: bytes=56 Sequence=2 ttl=254 time=47 ms
Reply from 8.1.1.1: bytes=56 Sequence=3 ttl=254 time=31 ms
Reply from 8.1.1.1: bytes=56 Sequence=4 ttl=254 time=16 ms
Reply from 8.1.1.1: bytes=56 Sequence=5 ttl=254 time=31 ms
--- 8.1.1.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 16/31/47 ms
Network requirements
As shown below, OSPF is used as the IGP protocol in AS77009, where Switch C is
a non-BGP switch. Between Switch A and Switch B is an EBGP connection.
i - internal, s - suppressed, S - Stale
NextHop MED
0.0.0.0 0
200.1.1.1 0
200.1.1.1 0
200.1.1.1 0
i - internal, s - suppressed, S - Stale
NextHop MED
200.1.1.2 0
9.1.3.1 0
9.1.3.1 0
9.1.3.1 0
data bytes, press CTRL_C to break
LocPrf PrefVal Path/Og
0 i
0 65009?
0 65009?
0 65009?
LocPrf PrefVal Path/Ogn
100 0 65008i
100 0 ?
100 0 ?
100 0 ?