Owners Manual

Version Description
7.8.1.0 Introduced on the S-Series.
7.7.1.0 Introduced on the C-Series.
Usage
Information
Peering sessions are reset when you change the router ID of a BGP router.
This command automatically restarts the BGP instance for the configuration to
take effect.
clear ip bgp
Reset BGP sessions. The soft parameter (BGP Soft Reconfiguration) clears the policies without resetting
the TCP connection.
S4820T
Syntax
clear ip bgp [vrf vrf-name] [* | <1–4294967295> | <0.1–
65535.65535> | A.B.C.D {soft {in | out}} | X:X:X:X::X {soft {in
| out}} | dampening | flap-statistics | ipv4 | ipv6 | peer-
group]
Parameters
vrf vrf-name Enter the keyword vrf and then the name of the VRF to
clear all BGP sessions corresponding to that VRF.
NOTE: Use this attribute to clear a BGP instance
corresponding to either a specific address family in a
default VRF or an IPv4 address family in a a non-default
VRF.
* Enter an asterisk ( * ) to reset all BGP sessions.
<1-429496729
5>
Enter <1-4294967295> to clear peers with the AS number.
<0.1-65535.65
535>
Enter <0.1-65535.65535> to clear peers with the AS number
in dot format.
A.B.C.D Enter the BGP neighbor address in the A.B.C.D format to
clear.
X:X:X:X::X Enter the BGP neighbor address in the X:X:X:X::X format to
clear.
soft (OPTIONAL) Enter the keyword soft to configure and
activate policies without resetting the BGP TCP session, that
is, BGP Soft Reconfiguration.
NOTE: If you enter the clear ip bgp ip-address
soft
command, both inbound and outbound policies
are reset.
Border Gateway Protocol
413