H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – IPv4 Routing

H3C S7500E Series Ethernet Switches Chapter 5 BGP Configuration

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II. Network diagram

Figure 5-19 Network diagram for BGP community configuration

III. Configuration procedure

1) Configure IP addresses for interfaces (omitted)

2) Configure EBGP

# Configure Switch A.

<SwitchA> 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.

<SwitchB> 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.

<SwitchC> 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