HP 6125G HP 6125G & 6125G/XG Blade Switches Layer 3 - IP Routing Confi - Page 180
BGP community configuration example, Network requirements, Configuration procedure
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BGP community configuration example Network requirements As shown in Figure 65, Switch B establishes EBGP connections with Switch A and C. Configure NO_EXPORT community attribute on Switch A to make routes from AS 10 not advertised by AS 20 to any other AS. Figure 65 Network diagram Configuration procedure 1. Configure IP addresses for interfaces. (Details not shown.) 2. Configure EBGP: # Configure Switch A. system-view [SwitchA] bgp 10 [SwitchA-bgp] router-id 1.1.1.1 [SwitchA-bgp] peer 200.1.2.2 as-number 20 [SwitchA-bgp] network 9.1.1.0 255.255.255.0 [SwitchA-bgp] quit # Configure Switch B. system-view [SwitchB] bgp 20 [SwitchB-bgp] router-id 2.2.2.2 [SwitchB-bgp] peer 200.1.2.1 as-number 10 [SwitchB-bgp] peer 200.1.3.2 as-number 30 [SwitchB-bgp] quit # Configure Switch C. system-view [SwitchC] bgp 30 [SwitchC-bgp] router-id 3.3.3.3 [SwitchC-bgp] peer 200.1.3.1 as-number 20 [SwitchC-bgp] quit # Display the BGP routing table on Switch B. [SwitchB] display bgp routing-table 9.1.1.0 BGP local router ID : 2.2.2.2 170
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