264
Paths: 1 available, 1 best
BGP routing table information of 9.1.1.0/24:
From : 200.1.2.1 (1.1.1.1)
Relay nexthop : 200.1.2.1
Original nexthop: 200.1.2.1
OutLabel : NULL
Community : No-Export
AS-path : 10
Origin : igp
Attribute value : pref-val 0
State : valid, external, best,
# Display advertisement information for the route 9.1.1.0 on Router B.
[RouterB] display bgp routing-table ipv4 9.1.1.0 advertise-info
BGP local router ID: 2.2.2.2
Local AS number: 20
Paths: 1 best
BGP routing table information of 9.1.1.0/24:
Not advertised to any peers yet
# Display the BGP routing table on Router C.
[RouterC] display bgp routing-table ipv4
Total number of routes: 0
You can see the NO_EXPORT community attribute in the output. In this case, Router B does not advertise
the route 9.1.1.0/24 through BGP.
BGP route reflector configuration example
Network requirements
As shown in Figure 67, run EBGP between Router A and Router B, run IBGP between Router C and Router
B, and between Router C and Router D. Router C is a route reflector with clients Router B and D. Router
D can learn route 20.0.0.0/8 from Router C.
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