Users Guide

neighbor maximum-prex
Control the number of network prexes received.
Syntax
neighbor {ipv6-address | peer-group-name} maximum-prefix maximum
[threshold] [warning-only]
To return to the default values, use the no neighbor {ipv6-address | peer-group-name}
maximum-prefix maximum [threshold] [warning-only] command.
Parameters
ipv6-address Enter the IPv6 address in the x:x:x:x::x format.
NOTE: The :: notation species successive hexadecimal elds of zeros.
peer-group-name Enter the name of the peer group.
maximum Enter a number as the maximum number of prexes allowed for this BGP router.
The range is from 1 to 4294967295.
threshold (OPTIONAL) Enter a number to be used as a percentage of the maximum value.
When the number of prexes reaches this percentage of the maximum value, the
software sends a message. The range is from 1 to 100 percent. The default is 75.
warning-only (OPTIONAL) Enter the keyword warning-only to set the router to send a log
message when the maximum value is reached. If this parameter is not set, the
router stops peering when the maximum number of prexes is reached.
Defaults threshold = 75
Command Modes ROUTER BGPV6-ADDRESS FAMILY
Command History
This guide is platform-specic. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.4.2.1 Introduced on the C-Series and S4810.
Version 8.2.1.0 Introduced on the E-Series ExaScale.
Version 7.4.1.0 Introduced on the E-Series TeraScale.
Usage Information If you congure the neighbor maximum-prefix command and the neighbor receives more prexes
than allowed by the neighbor maximum-prefix command conguration, the neighbor goes down and
the
show ip bgp ipv6 unicast summary command displays (prfxd) in the State/PfxRcd column
for that neighbor. The neighbor remains down until you enter the capture bgp-pdu max-buffer-
size command for the neighbor or the peer group to which the neighbor belongs or you enter neighbor
shutdown and neighbor no shutdown commands.
Related Commands show ip bgp ipv6 unicast summary – displays the current BGP conguration.
IPv6 Border Gateway Protocol (IPv6 BGP)
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