Cisco Catalyst 3750 User Manual

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Catalyst 3750 Switch Command Reference
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Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
show ip igmp snooping groups
Examples This is an example of output from the show ip igmp snooping groups command without any keywords.
It displays the multicast table for the switch.
Switch# show ip igmp snooping groups
Vlan Group Type Version Port List
-------------------------------------------------------------
1 224.1.4.4 igmp Fa1/0/11
1 224.1.4.5 igmp Fa1/0/11
2 224.0.1.40 igmp v2 Fa1/0/15
This is an example of output from the show ip igmp snooping groups count command. It displays the
total number of multicast groups on the switch.
Switch# show ip igmp snooping groups count
Total number of multicast groups: 2
This is an example of output from the show ip igmp snooping groups dynamic command. It shows
only the entries learned by IGMP snooping.
Switch# show ip igmp snooping groups vlan 1 dynamic
Vlan Group Type Version Port List
-------------------------------------------------------------
104 224.1.4.2 igmp v2 Gi2/0/1, Fa1/0/15
104 224.1.4.3 igmp v2 Gi2/0/1, Fa1/0/15
This is an example of output from the show ip igmp snooping groups vlan vlan-id ip-address
command. It shows the entries for the group with the specified IP address.
Switch# show ip igmp snooping groups vlan 104 224.1.4.2
Vlan Group Type Version Port List
-------------------------------------------------------------
104 224.1.4.2 igmp v2 Gi2/0/1, Fa1/0/15
Related Commands Command Description
ip igmp snooping Enables IGMP snooping on the switch or on a VLAN.
ip igmp snooping vlan mrouter Configures a multicast router port.
ip igmp snooping vlan static Statically adds a Layer 2 port as a member of a multicast group.
show ip igmp snooping Displays the IGMP snooping configuration of the switch or the
VLAN.
show ip igmp snooping mrouter Displays IGMP snooping multicast router ports for the switch or
for the specified multicast VLAN.

Cisco Catalyst 3750 Specifications

General

Device Type	Switch
Switching Capacity	32 Gbps
Forwarding Rate	38.7 Mpps
Stacking Bandwidth	32 Gbps
RAM	128 MB
Jumbo Frame Support	Yes
Switch Type	Managed
Model	Catalyst 3750 Series
Uplink Interfaces	SFP
Form Factor	Rack-mountable
MAC Address Table Size	12, 000 entries
Routing Protocol	RIP, OSPF, EIGRP
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Layer 3 switching, Layer 2 switching, auto-negotiation, BOOTP support, ARP support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, MAC address filtering, Quality of Service (QoS), Jumbo Frames support, MLD snooping, Dynamic ARP Inspection (DAI), Cisco EnergyWise technology
Power over Ethernet (PoE)	PoE
Operating Temperature	-5 - 45 °C
Operating Humidity	10% to 85% non-condensing