Bgp Enforce-First-As - Dell Z9500 Reference Manual

Parameters
value
Defaults 100
Command ROUTER BGP
Modes
Command
Version
History
9.2(1.0)
8.2.1.0
7.4.1.0
Usage The bgp default local-preference command setting is applied by all routers
Information within the AS.

bgp enforce-first-as

Disable (or enable) enforce-first-as check for updates received from EBGP peers.
Z9500
Syntax
bgp enforce-first-as
To turn off the default, use the no bgp enforce-first-as command.
Defaults Enabled.
Command ROUTER BGP
Modes
Command
Version
History
9.2(1.0)
8.2.1.0
7.4.1.0
Usage
This is enabled by default, that is for all updates received from EBGP peers, BGP
Information
ensures that the first AS of the first AS segment is always the AS of the peer. If not,
the update is dropped and a counter is incremented. Use the show ip bgp
neighbors command to view the "failed enforce-first-as check" counter.
If you disable enforce-first-as, you can view it using the show ip protocols
command.
486
Enter a number to assign to routes as the degree of
preference for those routes. When routes are compared, the
higher the degree of preference or local preference value,
the more the route is preferred. The range is 0 to
4294967295. The default is 100.
Description
Introduced on the Z9500.
Introduced on the E-Series ExaScale.
Introduced
Description
Introduced on the Z9500.
Introduced on the E-Series ExaScale.
Introduced
Border Gateway Protocol