Bgp Community Configuration - HP MSR Series Configuration Manual

BGP community configuration

Network requirements
As shown in
Configure No_Export community attribute on Router A to make routes from AS 10 not advertised by AS
20 to any other AS.
Figure 66 Network diagram
Configuration procedure
1. Configure IP addresses for interfaces. (Details not shown.)
2. Configure EBGP connections:
# Configure Router A.
<RouterA> system-view
[RouterA] bgp 10
[RouterA-bgp] router-id 1.1.1.1
[RouterA-bgp] peer 200.1.2.2 as-number 20
[RouterA-bgp] network 9.1.1.0 255.255.255.0
[RouterA-bgp] quit
# Configure Router B.
<RouterB> system-view
[RouterB] bgp 20
[RouterB-bgp] router-id 2.2.2.2
[RouterB-bgp] peer 200.1.2.1 as-number 10
[RouterB-bgp] peer 200.1.3.2 as-number 30
[RouterB-bgp] quit
# Configure Router C.
<RouterC> system-view
[RouterC] bgp 30
[RouterC-bgp] router-id 3.3.3.3
[RouterC-bgp] peer 200.1.3.1 as-number 20
[RouterC-bgp] quit
# Display BGP routing table information on Router B.
[RouterB] display bgp routing-table 9.1.1.0
BGP local router ID : 2.2.2.2
Figure 66, EBGP runs between Router B and Router A, and between Router B and Router C.
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