Reply from 120.1.1.1: bytes=56 Sequence=5 ttl=250 time=126 ms
--- 120.1.1.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 80/111/132 ms
[Spoke-CE1] tracert 120.1.1.1
traceroute to 120.1.1.1(120.1.1.1) 30 hops max,40 bytes packet
1 100.1.1.2 24 ms 19 ms 11 ms
2 110.2.1.2 87 ms 60 ms 58 ms
3 110.2.1.1 59 ms 27 ms 53 ms
4 110.1.1.2 41 ms 34 ms 56 ms
5 120.1.1.2 90 ms 66 ms 75 ms
6 120.1.1.1 143 ms 96 ms 90 ms
Run the display bgp routing-table command on the Spoke-CE, and you can see the repeated
ASNs in AS paths of the BGP routes to the remote Spoke-CE.
Take Spoke-CE1 for example.
[Spoke-CE1] display bgp routing-table
Total Number of Routes: 6
BGP Local router ID is 100.1.1.1
Status codes: * - valid, > - best, d - damped,
h - history, i - internal, s - suppressed, S - Stale
Origin : i - IGP, e - EGP, ? - incomplete
Network NextHop MED LocPrf PrefVal Path/Ogn
*> 100.1.1.0/24 0.0.0.0 0 0 ?
* 100.1.1.2 0 0 100?
*> 100.1.1.1/32 0.0.0.0 0 0 ?
*> 110.1.1.0/24 100.1.1.2 0 100 65430?
*> 110.2.1.0/24 100.1.1.2 0 100?
*> 120.1.1.0/24 100.1.1.2 0 100 65430 100?
----End
Configuration Files
l Configuration file of Spoke-CE1
#
sysname Spoke-CE1
#
vlan batch 50
#
interface Vlanif50
ip address 100.1.1.1 255.255.255.0
#
interface GigabitEthernet1/0/0
port hybrid pvid vlan 50
port hybrid untagged vlan 50
#
bgp 65410
peer 100.1.1.2 as-number 100
#
ipv4-family unicast
undo synchronization
import-route direct
peer 100.1.1.2 enable
#
return
l Configuration file of Spoke-PE1
#
sysname Spoke-PE1
#
vlan batch 10 50
#
Quidway S7700 Smart Routing Switch
Configuration Guide - VPN 3 BGP MPLS IP VPN Configuration
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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