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GMRP Commands
8039_en_01
PHOENIX CONTACT
2-35
GMRP C
OMMANDS
This section describes the commands you use to configure and view GARP Multicast
Registration Protocol (GMRP) information. Like IGMP snooping, GMRP helps control the
flooding of multicast packets.GMRP-enabled switches dynamically register and de-register
group membership information with the MAC networking devices attached to the same
segment. GMRP also allows group membership information to propagate across all
networking devices in the bridged LAN that support Extended Filtering Services.
set gmrp adminmode
This command enables GARP Multicast Registration Protocol (GMRP) on the system.
no set gmrp adminmode
This command disables GARP Multicast Registration Protocol (GMRP) on the system.
set gmrp interfacemode
This command enables GARP Multicast Registration Protocol on a single interface (Interface
Config mode) or all interfaces (Global Config mode). If an interface which has GARP enabled
is enabled for routing or is enlisted as a member of a port-channel (LAG), GARP functionality
is disabled on that interface. GARP functionality is subsequently re-enabled if routing is
disabled and port-channel (LAG) membership is removed from an interface that has GARP
enabled.
LeaveAll Timer
This Leave All Time controls how frequently LeaveAll PDUs are generated. A LeaveAll PDU indicates
that all registrations will shortly be deregistered. Participants will need to rejoin in order to maintain
registration. There is an instance of this timer on a per-Port, per-GARP participant basis. The Leave All
Period Timer is set to a random value in the range of LeaveAllTime to 1.5*LeaveAllTime. Permissible
values are 200 to 6000 centiseconds (2 to 60 seconds). The factory default is 1000 centiseconds (10
seconds).
Port GMRP Mode
The GMRP administrative mode for the port, which is enabled or disabled (default). If this parameter is
disabled, Join Time, Leave Time and Leave All Time have no effect.
Term
Definition
Note:
If GMRP is disabled, the system does not forward GMRP messages.
Default
disabled
Format
set gmrp adminmode
Mode
Privileged EXEC
Format
no set gmrp adminmode
Mode
Privileged EXEC
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