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C
OMMAND
By default, BGP will advertise a route regardless of the Interior Gateway
Protocol (IGP) in use. This command forces the router to verify the
existence of the next hop for an advertised route, and to ensure that the
route is accessible to an IGP.
E
XAMPLE
Console(config-router)#bgp network import-check
Console(config-router)#
This command sets the router ID for this device. Use the no form to
bgp router-id
remove this ID.
S
YNTAX
bgp router-id router-id
no bgp router-id
C
OMMAND
Router Configuration
D
EFAULT
The highest IP address configured for an interface.
C
OMMAND
By default, the router ID is automatically set to the highest IP address
◆
configured for a Layer 3 interface. This command can be used manually
set the router ID to a fixed value.
The router ID must be unique for every router in the autonomous
◆
system. Using the default setting based on the highest interface
address ensures that each router ID is unique.
All neighbor sessions will be reset if the router ID is changed.
◆
E
XAMPLE
Console(config-router)#bgp router-id 192.168.0.254
Console(config-router)#
U
SAGE
router-id – Router ID formatted as an IPv4 address.
M
ODE
S
ETTING
U
SAGE
– 1847 –
| IP Routing Commands
C
51
HAPTER
Border Gateway Protocol (BGPv4)
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