Black Box 8-port 10/100base-tx hardened ethernet extender switch Network Hardware User Manual


 
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LB308A
Chapter 6: Command Line Console Management
set gvrp registration forbidden IF_NAME
normal Specify dynamic GVRP multicast registration and deregistration on the
port.
fixed Specify the multicast groups currently registered on the Hardened Ethernet
Extender Switch are applied to the port, but any subsequent registrations or
deregistrations do not affect the port. Any registered multicast groups on the port
are not deregistered based on the GARP timers.
forbidden Specify that all GVRP multicasts are deregistered, and prevent any
further GVRP multicast registration on the port.
IF_NAME The name of the interface.
4. Example:
The following example sets GVRP registration to fixed registration mode on the
interface fe1 (port 1):
switch_a(config)#set gvrp registration fixed fe1
switch_a(config)#
IGMP Snooping
IGMP mode:
Querier:
1. Command Mode: Configure mode
Logon to Configure Mode (Configure Terminal Mode).
The switch_a(config)# prompt will show on the screen.
switch_a(config)#
2. Usage:
Use ip igmp snooping querier command to enable IGMP querier operation on a
subnet (VLAN) when no multicast routing protocol is configured in the subnet
(VLAN). When enabled, the IGMP Snooping querier sends out periodic IGMP
queries for all interfaces on that VLAN.
Use the no ip igmp snooping querier command to disable IGMP querier
configuration.
3. Command Syntax:
(no) ip igmp snooping querier