Administrator Guide

ManualsBrandsDell ManualsAccess PlatformsC9010 Modular Chassis Switch

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regexp

regular-

expression

(OPTIONAL) Enter the keyword regexp followed by regular expressions. Use one or a

combination of the following:

. (period) matches on any single character, including white space.

* (asterisk) matches on sequences in a pattern (zero or more sequences).

+ (plus sign) matches on sequences in a pattern (one or more sequences).

? (question mark) matches sequences in a pattern (0 or 1 sequences).

[ ] (brackets) matches a range of single-character patterns.

^ (caret) matches the beginning of the input string. (If you use the caret at the beginning

of a sequence or range, it matches on everything BUT the characters specified.)

$ (dollar sign) matches the end of the output string.

Command Modes EXEC Privilege

Command History

Version Description

9.9(0.0) Introduced on the C9010.

9.2(1.0) Introduced on the Z9500.

8.2.1.0 Introduced on the E-Series ExaScale.

7.4.1.0 Introduced

Usage Information If you enter clear ip bgp flap-statistics without any parameters, all statistics are cleared.

Commands

show ip bgp ipv6 unicast flap-statistics – views BGP flap statistics.

clear ip bgp ipv6 unicast

Reset MBGP sessions.

C9000 Series

Syntax

clear ip bgp ipv6 unicast * ipv6-address prefix-length [dampening | flap-

statistics] peer-group]

Parameters

* Enter the character * to clear all peers.

ipv6-address

prefix-length

Enter the IPv6 address in the x:x:x:x::x format followed by the prefix length in the /x

format. The range is /0 to /128.

NOTE: The :: notation specifies successive hexadecimal fields of zeros.

dampening (OPTIONAL) Enter the keyword dampening to clear route flap dampening information.

flap-statistics (OPTIONAL) Enter the keywords flap-statistics to reset the flap statistics on all

prefixes from that neighbor.

peer-group (OPTIONAL) Enter the keywords peer-group to clear all members of a peer-group.