![background image](http://html1.mh-extra.com/html/foundry-networks/fastiron-edge-switch-x424/fastiron-edge-switch-x424_manual_2324269451.webp)
Configuring IP Multicast Traffic Reduction
December 2005
© Foundry Networks, Inc.
18 - 11
Displaying Multicast Information for a Specific Group
You can display multicast information for a specific group, by entering a command such as the following at any
level of the CLI:
Syntax:
show ip multicast <group-address>
This display shows the following information.
Displaying Usage of Hardware Resource by Multicast Groups
You can display how much hardware resource (CAM and FID) is currently being used by multicast groups by
entering a command such as the following at any level of the CLI:
If you want to display the amount of hardware resource that is currently being used by a specific group, enter a
command such as the following at any level of the CLI:
Syntax:
show ip multicast hardware [<group-address> | vlan <vlan-id>]
This Field...
Displays...
VLAN ID
The port-based VLAN to which the information listed applies.
Active
The IP address of the device that actively sends IGMP queries.
Router Ports
The ports that are connected to routers that support IP multicast.
Group
Address of the IP multicast group.
Note
: The fid and camindex values are used by Foundry Technical
Support for troubleshooting.
Forwarding Port
The forwarding ports for the IP multicast group.
FastIron SuperX Switch# show ip multicast 239.255.162.2
VLAN ID 100
Active 1.100.100.7 Router Ports 3/1 3/2 3/3
Group: 239.255.162.2, fid 08aa, cam 8
Forwarding Port: 3/1 3/2
group 239.255.162.2 in 1 vlans
FastIron SuperX Switch# show ip multicast hardware
Hw resource is shared by groups with the same lower 23 bits
VLAN ID 2
Total number of HW resource in vlan: 1
1 Group: 0.1.1.1, HW-ref-cnt=1, vidx 8191
Forwarding Port: 2
VLAN ID 1
Total number of HW resource in vlan: 0
FastIron SuperX Switch# show ip multicast hardware 239.255.163.2
VLAN ID 100
Group: 239.255.163.2, HW-ref-cnt=1, fid 08a9, cam 10, dma=8,
Forwarding Port: 1 2
group 239.255.163.2 in 1 vlans
Summary of Contents for FastIron Edge Switch X424
Page 36: ...Foundry Configuration Guide for the FESX FSX and FWSX 2 12 Foundry Networks Inc December 2005...
Page 56: ...Foundry Configuration Guide for the FESX FSX and FWSX 3 20 Foundry Networks Inc December 2005...
Page 70: ...Foundry Configuration Guide for the FESX FSX and FWSX 4 14 Foundry Networks Inc December 2005...
Page 198: ...Foundry Configuration Guide for the FESX FSX and FWSX 8 38 Foundry Networks Inc December 2005...
Page 316: ...Foundry Configuration Guide for the FESX FSX and FWSX 12 26 Foundry Networks Inc December 2005...
Page 350: ...Foundry Configuration Guide for the FESX FSX and FWSX 15 12 Foundry Networks Inc December 2005...
Page 458: ...Foundry Configuration Guide for the FESX FSX and FWSX 18 18 Foundry Networks Inc December 2005...
Page 712: ...Foundry Configuration Guide for the FESX FSX and FWSX 22 32 Foundry Networks Inc December 2005...
Page 760: ...Foundry Configuration Guide for the FESX FSX and FWSX A 34 Foundry Networks Inc December 2005...
Page 796: ...Foundry Configuration Guide for the FESX FSX and FWSX C 18 Foundry Networks Inc December 2005...
Page 820: ...Foundry Configuration Guide for the FESX FSX and FWSX E 10 Foundry Networks Inc December 2005...