20 3Com Switch 4200G Family
Command Reference
header
Use the header command to set the banners that are displayed when a user logs into a switch. The login
banner is displayed on the terminal when the connection is established. And the session banner is displayed
on the terminal if a user successfully logs in.
System view
help
Use the help command to get the help information about the specified or all SFTP client commands.
SFTP Client view
history-command max-size
Use the history-command max-size command to set the size of the history command buffer.
User Interface view
holdtime
Use the holdtime command to configure the holdtime of a switch.
Cluster view
idle-cut
Use the idle-cut command to set the user idle-cut function in current ISP domain.
ISP Domain view
idle-timeout
Use the idle-timeout command to configure the amount of time you want to allow a user interface to
remain idle before it is disconnected.
User Interface view
igmp host-join vlan
Use the igmp host-join vlan command to configure a routing port to join to a multicast group.
Ethernet Port view
igmp-snooping
Use the igmp-snooping command to enable or disable the IGMP Snooping.
System view
VLAN view
igmp-snooping fast-leave
Use the igmp-snooping fast-leave command to enable IGMP fast leave processing.
Ethernet Port view
igmp-snooping group-limit
Use the igmp-snooping group-limit command to set the maximum number of multicast groups the port
can join.
Ethernet Port view
igmp-snooping group-policy
Use the igmp-snooping group-policy command to configure an IGMP Snooping filter ACL.
System view
Ethernet Port view
igmp-snooping host-aging-time
Use the igmp-snooping host-aging-time command to set the aging time of multicast member ports.
System view
igmp-snooping max-response-time
Use the igmp-snooping max-response-time command to configure the maximum query response time.
System view
igmp-snooping router-aging-time
Use the igmp-snooping router-aging-time command to configure the aging time of the router port.
System view
info-center channel name
Use the info-center channel name command to name the channel of the specified number.
System view
info-center console channel
Use the info-center console channel command to enable information output to the console through a
specified channel.
System view
info-center enable
Use the info-center enable command to enable the information center.
System view
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