Huawei Quidway NetEngine80E Configuration Manual page 943

HUAWEI NetEngine80E/40E Router
Configuration Guide - IP Routing
The preceding command output shows that the next hop address of the route 10.11.0.0/16 is
10.1.1.1 and that the next hop address of the route 10.22.0.0/16 is 10.1.2.1.
Scenario 4: The requirements of the administrator of AS 65001 are as follows:
l
l
To meet the preceding requirements, ensure that Router A and Router C select the routes learned
from ISP1. Detailed configurations are as follows:
Figure 8-16 Local_Pref-based BGP route selection networking (2)
To:
10.11.0.0/16
10.22.0.0/16
You can perform either of the following operations:
l
l
The configurations on Router A are used as an example. Detailed configurations are as follows:
bgp 65001
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Issue 02 (2014-09-30)
ISP1 is active and ISP2 is backup for the traffic from Router A and Router C to 10.11.0.0/16
and 10.22.0.0/16.
ISP2 is active and ISP1 is backup for the traffic from Router B to 10.11.0.0/16 and
10.22.0.0/16.
Internet
10.11.0.0/16
10.22.0.0/16
ISP1
AS 100
EBGP
Client Network
AS 65001
RouterA
IBGP
RouterC
Configure an export policy on Router A to modify the Local_Pref of the routes to be
advertised to Router C.
Configure an import policy on Router C to modify the Local_Pref of the routes learned
from Router A.
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EBGP
IBGP
To:
11.0.0.0/8
22.0.0.0/8
IBGP
8 BGP Configuration
ISP2
AS 200
To:
10.11.0.0/16
10.22.0.0/16
RouterB
Best route
918