269
[SwitchB] bgp 65009
[SwitchB-bgp] router-id 2.2.2.2
[SwitchB-bgp] peer 3.1.1.2 as-number 65008
[SwitchB-bgp] peer 3.3.3.3 as-number 65009
[SwitchB-bgp] peer 3.3.3.3 connect-interface loopback 0
[SwitchB-bgp] address-family ipv4 unicast
[SwitchB-bgp-ipv4] peer 3.1.1.2 enable
[SwitchB-bgp-ipv4] peer 3.3.3.3 enable
[SwitchB-bgp-ipv4] network 9.1.1.0 24
[SwitchB-bgp-ipv4] quit
[SwitchB-bgp] quit
[SwitchB] ip route-static 3.3.3.3 32 9.1.1.2
# Configure Switch C.
<SwitchC> system-view
[SwitchC] bgp 65009
[SwitchC-bgp] router-id 3.3.3.3
[SwitchC-bgp] peer 3.1.2.2 as-number 65008
[SwitchC-bgp] peer 2.2.2.2 as-number 65009
[SwitchC-bgp] peer 2.2.2.2 connect-interface loopback 0
[SwitchC-bgp] address-family ipv4 unicast
[SwitchC-bgp-ipv4] peer 3.1.2.2 enable
[SwitchC-bgp-ipv4] peer 2.2.2.2 enable
[SwitchC-bgp-ipv4] network 9.1.1.0 24
[SwitchC-bgp-ipv4] quit
[SwitchC-bgp] quit
[SwitchC] ip route-static 2.2.2.2 32 9.1.1.1
# Display the BGP routing table on Switch A.
[SwitchA] display bgp routing-table ipv4
Total number of routes: 3
BGP local router ID is 1.1.1.1
Status codes: * - valid, > - best, d - dampened, h - history,
s - suppressed, S - stale, i - internal, e - external
Origin: i - IGP, e - EGP, ? - incomplete
Network NextHop MED LocPrf PrefVal Path/Ogn
* > 8.1.1.0/24 8.1.1.1 0 32768 i
* >e 9.1.1.0/24 3.1.1.1 0 0 65009i
* e 3.1.2.1 0 0 65009i
{ T h e o u t p u t s h o ws t w o va l i d ro u te s t o d e s t i n a t i o n 9.1.1.0 / 24 . T h e r o u t e wi t h n e x t h o p 3.1.1.1 i s
marked with a greater-than sign (>), indicating it is the best route (because the ID of Switch B is
smaller). The route with next hop 3.1.2.1 is marked with an asterisk (*), indicating it is a valid
route, but not the best.
{ By using the display ip routing-table command, you can find only one route to 9.1.1.0/24 with
next hop 3.1.1.1 and outbound interface VLAN-interface 200.
3. Configure loading balancing:
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