Show igmp snooping cisco. SW2#show ip igmp snooping | include snoop.

switch (config-vlan)# ip igmp snooping static-group group-ip-addr [source source-ip-addr] interface interface. A Catalyst switch identifies mrouter ports by receiving IGMP and PIM messages on them. where # represents the PI vlan ID of your BD. ip igmp snooping vlan 1113. or. IGMP snooping is globally enabled. show ip igmp snooping mrouter [vlan vlan-id] Example: Device # show ip igmp snooping mrouter vlan 5 Verifies that IGMP snooping is enabled on the VLAN interface. show ip igmp snooping groups [count | dynamic [count] | user [count]] Displays multicast table information for the device or about a specific parameter: count —Displays the total number of entries for the specified command options instead of the actual entries Mar 3, 2011 · Use the clear ip igmp snooping statistics vlan command to clear IGMP snooping statistics. IGMP Querier function cannot be operationally enabled on some VLANs because the required conditions have not been met. 1 ip igmp snooping querier no ip igmp snooping! interface GigabitEthernet1/0/1 switchport access vlan 10 switchport mode access spanning-tree portfast! interface If you want to enable IGMP snooping, choose the Enable IGMP snooping check box. vlan 1. A network component, generally a Layer 2 switch, monitors frames from devices, and, in this case, it listens specifically for IGMP messages. Displays information about the neighbor database. Click Apply. ip igmp snooping vlan immediate-leave, on page 6. enable. Step 11. See full list on cisco. . Specifies the multicast router VLAN ID and the interface to the multicast router. 3. IGMP snooping is running in IGMP_ONLY mode on this Vlan. Mar 4, 2009 · If we disable IP IGMP SNOOPING on the switch we are able to see the handheld devices. The switch observes the IGMP traffic between the hosts and the multicast router, and sends a multicast stream only to those ports that have expressed an interest in it. If a port spanning-tree, a port group, or a VLAN ID change occurs, the IGMP snooping-learned multicast groups from this port on the VLAN are deleted. ip igmp snooping report-suppression. show ip igmp snooping groups [count |dynamic [count] | user [count]] Mar 17, 2016 · Source addresses in IGMPv3 membership reports for ASM groups are stored in the IGMP cache (as displayed with the show ip igmp membership command), but PIM-based IP multicast routing considers only the ASM groups reported. Mar 28, 2014 · It is still flooded although IGMP snooping is enabled and the Groups are listed on "show ip igmp snooping groups". Step 5. Dec 8, 2023 · RP/0/ RSP0 /CPU0:router # show igmp snooping port GigabitEthernet 0/2/0/10. Log in to the web configuration utility and choose Multicast > IGMP Snooping. show ip igmp snooping Note IGMPv3 is interoperable with older versions of IGMP. 40 (1) 3. Normally, a multicast router acts as an IGMP querier and sends queries every 60 seconds to the 224. x. IGMP snooping mrouter learn mode is pim-dvmrp on this Vlan. Aug 30, 2013 · Following configurations help to solve: configure "ip igmp snooping querier address x. Apr 22, 2017 · IGMP snooping allows the switch to keep track of receivers on particular ports who are requesting multicast traffic. x". The following example displays the output of the show ip igmp snooping [vlan bridge-domain ID] command. Total number of multicast groups: 200. show igmp snooping group Aug 2, 2020 · show ip igmp snooping vlan vlan-id. When IGMP is used, is there a command to see which ports are associated to a multicast entry. For AP Multicast Mode from the drop-down menu, choose Multicast and configure the multicast IP address. Step 5: show igmp snooping mrouter [bd bd-id] Example: Device(config)# show igmp snooping mrouter Displays multicast ports, globally or by bridge domain. This is an example of output from the show ip igmp snooping groups vlan vlan-id ip-address command. The range is 100 to 32768 milliseconds. (config-igmp-profile)# permit. With IGMP snooping on, we cannot see the handheld devices during the discovery when the application is fired up. 15. Is "show mac address table multicast" supposed to show IGMP based Multicast entries? It is described it older Cisco documentations but is it not working on our newer switches. Router# show ip igmp snooping querier Mar 17, 2016 · To verify that RGMP is enabled on the correct interfaces, use the show ip igmp interface command: Router> show ip igmp interface gigabitethernet1/0 is up, line protocol is up Internet address is 10. The interface can be a physical interface or a port channel. The default is for the switch to have no IGMP profiles configured. To configure IGMP snooping, perform this task: Table 1-1 IGMP Snooping Parameters Parameter Description IGMP snooping Enables IGMP snooping on a per-VLAN basis. 1 address (All systems on this subnet). Aug 8, 2011 · Router(config)# bridge-domain1 Router(config-bdomain)# no ip igmp snooping Router(config-bdomain)# end Router# show running-config. Sep 11, 2023 · To decrease the burden placed on the snooping switch during each IGMP general query (GQ) interval, the Cisco NX-OS software provides a way to decouple the periodic general query behavior of the IGMP snooping switch from the query interval configured on the multicast routers. All sub interfaces on the routers have ip pim May 3, 2023 · Router# show ip igmp snooping querier Vlan IP Address IGMP Version Port ----- 100 10. This field should automatically show the VLAN you selected in the IGMP Snooping Table, and can be used to quickly switch between VLANs to configure without returning to the IGMP Snooping page. ip igmp snooping querier. 2 v2 Gi0/3/4-efp1 10 10. Note To delete a profile, use the no ip igmp profile profile number global configuration command. Using the port information, IGMP snooping can reduce bandwidth consumption in a multi-access LAN environment to avoid flooding the entire VLAN. The Core is configured as PIM Multicast Router in Sparse-Dense Mode and the Access Switches are snooping for IGMP Pakets. You can specify the interface by type and number. (Optional) Enter vlan vlan-id to display information for a single VLAN. Displays the operational state information. Therefore, adding filtering for source addresses for ASM groups impacts only the IGMP cache for ASM groups. • Use the show ip igmp snooping groups command to verify that the Cisco Nexus 1000V is configured correctly and is ready to forward multicast traffic. x, 5. The following are considerations for the switch and IGMP version 3:. The default value is disabled: Navigate to Controller > General. 2 Oct 17, 2011 · where i can see IGMP Snooping forwarding table?. In the displayed output of the command, look for You can configure an IGMP snooping querier to support IGMP snooping in subnets without multicast interfaces because the multicast traffic does not need to be routed. In the Create IGMP Snoop Policy dialog, configure a policy as follows: Name and Description fields, enter and policy name and description. 3750# show ip igmp snooping group count. 2SX) or. May 20, 2009 · • Use the show ip igmp snooping command to verify that IGMP snooping is enabled. 1. ip igmp snooping vlan forbidden mrouter, on page 5. Verify that IGMP snooping is enabled by entering the show ip igmp snooping command. Nov 30, 2011 · The following example displays the output of the show ip igmp snooping mrouter vlan 2 command. The VLAN ID range is 1 to 1001 and 1006 to 4094. All sub interfaces on the routers have ip pim Apr 24, 2011 · You can specify the interface by type and number. ip igmp snooping vlan enable, on page 4. The IGMP snooping feature tracks which ports are attached to multicast-capable How to Configure IGMP Snooping. show ip igmp snooping groups [count |dynamic [count] | user [count]] Jul 11, 2017 · Examples . show ip pim snooping mroute. I have configured a vlan where other routers connect to and are then connected to the network. If there is no IP address configured on the VLAN interface, the IGMP snooping querier tries Mar 17, 2016 · Device(config)# show igmp snooping membership bd 100 Displays IGMPv3 host membership information. The purpose of Cisco Group Management Protocol (CGMP) and Internet Group Management Protocol (IGMP) snooping is to restrain multicast traffic in a switched network. In the VLAN ID field, use the drop-down list to select a VLAN to configure. Configure an IP address on the VLAN interface. If a switch does not have a mrouter port identified then the IGMP Snooping is inactive and multicast is flooded. Command did not take effect due to reason: IGMP switch querier is globally disabled. Example: RP/0/ RP0 /CPU0:router # show igmp snooping bridge-domain detail (Optional) Verifies that IGMP snooping is enabled on a bridge domain and shows the IGMP snooping profile names attached to bridge domains and ports. 34 (this system) Multicast groups joined by this system (number of users): 224. Mar 7, 2022 · The purpose of Cisco Group Management Protocol (CGMP) and Internet Group Management Protocol (IGMP) snooping is to restrain multicast traffic in a switched network. May 6, 2021 · show igmp snooping bridge-domain detail. "ip igmp snooping querier". Oct 17, 2011 · where i can see IGMP Snooping forwarding table?. Right-click IGMP Snoop and select Create IGMP Snoop Policy. It shows the Oct 21, 2023 · Options. Note Configuring the leave time on a VLAN overrides the globally configured timer. show igmp snooping profile . Command did not take effect due to reason: snooping is disabled on this vlan. This in a sense creates a lan. I am connecting a cisco 4500X to a checkpoint firewall PIM is enabled on the firewall but the switch is Just L2 I see the switch is receiving PIM Hellos and IGMP reports from the firewalls. show l2vpn bridge-domain detail. 4. In this example, 239. Jan 19, 2017 · Then, in the Navigation pane, click Networking > Protocol Policies > IGMP Snoop. bridge-domain 1 no ip igmp snooping ! ! The following example shows how to globally enable IGMP snooping after it was explicitly disabled: Device(config)# ip igmp snooping vlan 5 mrouter interface gigabitethernet0/1. You can always check if there is an active querier after enabling snooping with the command: show ip igmp interface vlan XXX | include querying (in 12. ip igmp snooping vlan 1113 querier. Return to privileged EXEC mode. In the IGMP Snooping Status field, check the Enable check box to start IGMP Snooping globally. Feb 26, 2009 · The following example shows how to verify the IGMP snooping parameters: switch# show ip igmp snooping Global IGMP Snooping Information: IGMP Snooping enabled IGMP Snooping information for vlan 1 IGMP snooping enabled IGMP querier none Switch-querier disabled Explicit tracking enabled Fast leave disabled Report suppression enabled Router port Aug 11, 2010 · IGMP querying router is 10. You can configure an IGMP snooping querier to support IGMP snooping in subnets without multicast interfaces because the multicast traffic does not need to be routed. ----------. For detailed information about using these commands, see the Cisco Nexus 5000 Series Command Reference, Cisco NX-OS Releases 4. By getting responses back from receivers, the switch can keep track of which receivers IGMP Snooping Commands. To manage the operation of the IGMP snooping proc ess, you can configure the optional IGMP snooping parameters described in Table 1-1 . show ip igmp snooping vlan #. The profile number range is 1 to 4294967295. Jul 31, 2017 · Cisco Systems, Inc. Jul 25, 2018 · You can validate this by running the following command. . 203. 10) Expires: 117 seconds IGMP Groups: 2 Static/Dynamic: 1/1 IGMP Source Groups: 0 Static/Include/Exclude: 0/0/0 Access Group Aug 27, 2008 · show ip igmp snooping [vlan vlan-id] Display the snooping configuration information for all VLANs on the switch or for a specified VLAN. To globally enable IGMP snooping on the switch, enter the following: SG350X (config)#ip igmp snooping. By default, a LAN switch floods multicast traffic within the broadcast domain, and this can consume a lot of bandwidth if many multicast servers are sending streams to the segment. 7. Example: To manage the operation of the IGMP snooping proc ess, you can configure the optional IGMP snooping parameters described in Table 1-1 . Example: Dec 3, 2018 · Device(config)# show igmp snooping membership bd 100 Displays IGMPv3 host membership information. Example: Device# copy running-config startup-config Mar 21, 2015 · show ip igmp snooping [vlan vlan-id] Display the snooping configuration information for all VLANs on the switch or for a specified VLAN. 1 is Up Bridge Domain: Group1:BD-1 IGMP Snoop Profile: profile2 Dynamic Mrouter Port: Querier(192. Displays information about the mroute database. When IGMP snopping is enabled this should not happen. The switch joins together those ports as far as the multicast stream is concerned. Configures an interface belonging to a VLAN as a static member of a multicast group. 6. Use the show ip igmp snooping querier vlan command to display the IGMP version on a particular VLAN. 168. By default, a LAN switch floods multicast traffic within the broadcast domain, and this can consume a lot of bandwidth if many multicast servers are sending streams to show igmp snooping profile . show ip igmp snooping mrouter [vlan vlan-id] Jul 20, 2010 · The Internet Group Management Protocol (IGMP) snooping software examines Layer 2 IP multicast traffic within a VLAN to discover the ports where interested receivers reside. Displays information about the mroute of a VLAN. Assigns a number to the profile you are configuring, and enters IGMP profile configuration mode. 0. copy running-config startup-config. Apr 3, 2018 · show ip pim snooping vlan vlan_ID detail. Notes for IGMP Snooping Parameters •IGMPSnoopingProxyparameter TodecreasetheburdenplacedonthesnoopingswitchduringeachIGMPgeneralquery(GQ)interval, The switch supports IGMP version 3. 223. To use IGMP snooping, configure a Layer 3 interface in the subnet for multicast routing (see Chapter 40, “IPv4 Multicast Layer 3 Features”) or enable the IGMP snooping querier in the subnet (see the “Enabling the IGMP Snooping Querier” section on page 43-9). Step 2. Jun 2, 2008 · Normally this function is provided by multicast routers, but many manageable switches can perform this function too. When this feature is enabled, the controller snooping gathers IGMP reports from the clients, processes them, creates unique multicast group IDs (MGIDs) based on the Layer 3 multicast address and the VLAN number, and sends the IGMP reports to the This is an example of output from the show ip igmp snooping groups count command. 5. Oct 22, 2007 · ip igmp snooping vlan vlan-id last-member-query-interval time (Optional) Configure the IGMP leave time on the VLAN interface. IP Multicast Routing Configuration Guide, Cisco IOS XE Fuji 16. For detailed information about the fields in the output from this command, see the Cisco Nexus 3000 Series NX-OS System Management Configuration Guide. show ip igmp snooping bd 101 Global IGMP Snooping configuration: ----- IGMP snooping Oper State : Enabled IGMPv3 snooping : Enabled Report suppression : Enabled EHT DB limit/count : 100000/0 TCN solicit query : Disabled Robustness variable : 2 Last member query count : 2 Last member query interval : 1000 Check TTL=1 : No Check Router-Alert show ip igmp snooping detail. (config-igmp-profile)# end. 10-21-2023 11:29 AM. IGMP snooping constrains IPv4 multicast traffic at Layer 2 by configuring Layer 2 LAN ports dynamically to forward IPv4 multicast traffic only to those ports that want to receive it. Oct 17, 2011 · Use the show ip dhcp snooping binding command to display the DHCP static and dynamic binding table. Sep 23, 2014 · To decrease the burden placed on the snooping switch during each IGMP general query (GQ) interval, the Cisco NX-OS software provides a way to decouple the periodic general query behavior of the IGMP snooping switch from the query interval configured on the multicast routers. • Make sure the upstream switch has IGMP configured. 6 IGMP Snooping This module describes how to enable and configure the Ethernet Virtual Connection (EVC)-based IGMP Snooping feature globally and on bridge domains. ip igmp snooping querier enable, on page 3. The IGMP Snooping page opens: Step 2. 9. To disable IGMP Snooping report suppression and forward all IGMP reports to multicast routers, use the no form of this command. Mar 19, 2015 · IGMP snooping is enabled by default. I thought snooping would not allow the traffic to get to the end router. show ip igmp snooping groups [count |dynamic [count] | user [count]] To control whether or not all hosts on a Layer 2 interface can join one or more IP multicast groups by applying an IGMP profile to the interface, use the ip igmp filter Interface Configuration mode command. 2SY and above) 2. Here you will find the startup configuration of each device. show ip igmp interface show ip igmp group show ip mroute. During the snooping process, the switch listens for IGMP messages from both routers and hosts. When you are in IGMP profile configuration mode, you can create the profile by using these commands: deny—Specifies that matching addresses are denied; this is the default. Displays the operational state information of a VLAN. ip igmp snooping enable (Global), on page 2. I prefer the SVI because here I can see more information’s with the sh ip igmp command. An IGMPv3 switch supports Basic IGMPv3 Snooping Support (BISS), which includes support for the snooping features on IGMPv1 and IGMPv2 switches and for IGMPv3 membership report messages. So of course I enable it globally; and IGMP snooping querier is applied on all VLANs. Note: You must have Apr 25, 2012 · You can configure the switch to use IGMP snooping in subnets that receive IGMP queries from either IGMP or the IGMP snooping querier. Step 4. end. ip igmp snooping tcn query solicit. vlan-id —The VLAN ID range is 1 to 1001 and 1006 to 4094. Click the radio button that corresponds to the VLAN entry you want to apply IGMP Snooping, and Jul 13, 2010 · By default IGMP snooping is Enabled and IGMP snooping querier is disabled : D7402_DC(config)#ip igmp snooping vlan 4 querier. show igmp snooping group Observe these guidelines when configuring the IGMP snooping querier: Configure the VLAN in global configuration mode. Syntax. Mar 4, 2009 · If we disable IP IGMP SNOOPING on the switch we are able to see the handheld devices. (config-igmp-profile)# range 239. com Nov 19, 2016 · IGMP Snooping. When i do a show ip mroute I get serveral multicast addresses that are pruned on the end router. The following example shows sample output: May 11, 2008 · The following example shows how to verify the IGMP snooping parameters: switch# show ip igmp snooping Global IGMP Snooping Information: IGMP Snooping enabled IGMP Snooping information for vlan 1 IGMP snooping enabled IGMP querier none Switch-querier disabled Explicit tracking enabled Fast leave disabled Report suppression enabled Router port Mar 9, 2018 · Device(config)# show igmp snooping membership bd 100 Displays IGMPv3 host membership information. The 3750 has the command "ip igmp snooping querier" for this purpose, since it's disabled by default. x (Catalyst 9200 Switches) -Configuring IGMP. Use the ip igmp snooping immediate-leave command to enable immediate-leave for Mar 7, 2022 · Introduction. Essentially, IGMP was originally designed as a protocol between hosts on a local network. The port-channel range is 1 to 128. Example: Mar 27, 2018 · The Edit IGMP Snooping Settings window opens. show vlan extended | grep <BD-NAME>. To see all Multicast groups learned by IGMP snooping, use the show ip igmp snooping groups command without parameters. Use the show ip dhcp snooping binding dynamic to display the DHCP dynamic binding table. The default is enabled. Step 3. Dec 11, 2019 · Device(config)# show igmp snooping membership bd 100 Displays IGMPv3 host membership information. in your case: (config)# ip igmp profile 2. Step 6: show igmp snooping counters [bd bd-id] Example: Aug 18, 2023 · switch# show ip igmp snooping Global IGMP Snooping Information: IGMP Snooping enabled IGMP Snooping information for vlan 1 IGMP snooping enabled IGMP querier none Switch-querier disabled Explicit tracking enabled Fast leave disabled Report suppression enabled Router port detection using PIM Hellos, IGMP Queries Number of router-ports: 0 Number Apr 28, 2021 · show ip igmp snooping groups [count | vlan vlan-id] Displays multicast table information for the device or about a specific parameter: count —Displays the total number of entries for the specified command options instead of the actual entries. It displays the total number of multicast groups on the switch: Switch # show ip igmp snooping groups count Total number of multicast groups: 2. From the Privileged EXEC mode of the switch, enter the Global Configuration mode by entering the following: SG350X#configure. IGMP snooping is one of those features that does exactly what it says. Jan 27, 2005 · It works OK on a single layer-2 switch. 1. configure a SVI interface belongs to the vlan with "ip pim sparse-dense-mode" on one switch. x . Aug 20, 2003 · The igmp configuration is: switch1#sh ip igmp snooping. ip igmp snooping vlan querier address, on page 7. Router# show ip igmp snooping mrouter Vlan ports ---- ----- 2 Te4/4(dynamic) The following example shows the output of the show ip igmp snooping querier command. This command does depend on having an IP address; using an SVI IP address is one of its options. Router# show ip igmp sn vlan 2 Global IGMP Snooping configuration: ----- IGMP snooping Oper State : Enabled IGMPv3 snooping (minimal) : Enabled Report suppression : Enabled TCN solicit query : Disabled Robustness variable : 2 Last member query count : 2 Last member query interval Device(config)# ip igmp snooping vlan 5 mrouter interface gigabitethernet0/1. Make sure the upstream switch has IGMP configured. Step 6: copy running-config startup-config Example: Device # copy running-config startup-config (Optional) Saves your entries in the configuration file. show ip igmp snooping [vlan vlan-id] Display the snooping configuration information for all VLANs on the switch or for a specified VLAN. Whats odd is the PC's (hardwired) and the access point are all on the same switch and VLAN 100. ip igmp snooping robustness-variable variable. 14. If you want to disable IGMP snooping, leave the check box unselected. If you want to find what this value is, you can simply run the following command. IGMP snooping immediate-leave is disabled on this Vlan. The exception is the mrouter port, which gets Feb 19, 2010 · If i have igmp snooping enabled on a 7609 router. Device # show ip igmp snooping mrouter vlan 5: IP Multicast: IGMP Configuration Guide, Cisco IOS XE Everest 16. See Example below: fab4-p1-leaf1# show vlan extended | grep MV-BD. configure terminal. 16) the Mac Address Table on the Access Switch is empty: #show mac address-table multicast. Displays the contents of profiles and to see associations of profiles with bridge-domains and ports, including access group, group limit, and TCN flood parameters. 12 v2 Po64-efp100 show ip igmp snooping group This command displays the IGMP snooping information about multicast groups by VLAN. In the displayed output of the command, look for the Dec 13, 2018 · Step 1. Aug 2, 2020 · Device# show ip igmp snooping vlan 77 Global IGMP Snooping configuration: ----- IGMP snooping : Enabled IGMPv3 snooping : Enabled Report suppression : Enabled TCN solicit query : Disabled TCN flood query count : 2 Robustness variable : 2 Last member query count : 2 Last member query interval : 1000 Vlan 77: ----- IGMP snooping : Enabled IGMPv2 May 10, 2022 · I removed ip pim and ip igmp join-group. Step 6. SUMMARY STEPS. Verify that the Cisco Nexus 1000V switch is configured correctly and is ready to forward multicast traffic by entering the show ip igmp snooping groups command. When enabled, the IGMP snooping querier uses the IP address as the query source address. Example: Device# show ip igmp snooping vlan 30 (Optional) Verifies that the IGMP snooping querier is enabled on the VLAN interface. Aug 14, 2018 · In this example, the SG350X switch is accessed through Telnet. Step 6: show igmp snooping counters [bd bd-id] Example: Assigns a number to the profile you are configuring, and enters IGMP profile configuration mode. Switch(config)# ip igmp profile 3. To enable IGMP Snooping report suppression, use the ip igmp snooping report-suppression Global Configuration mode command. Jun 17, 2012 · for controlling multicast traffic flow for switch interfaces, you have to create an IGMP profiles, like access lists, permit or deny multicast routes in it and then assign it to the desired interface. Use the show ip igmp snooping vlan command to display whether or not the switch supports IGMPv3 snooping. In your diagram, the multicast sender is also sending IGMPs, and so is the multicast receiver. 2. show ip igmp snooping querier vlan XXX (in 12. My video seems to work within the vlan with just the following: ! ip multicast-routing!! ip igmp snooping querier address 192. 0/24 IGMP is enabled on interface Current IGMP version is 2 RGMP is enabled IGMP query interval is 60 seconds IGMP querier timeout is 120 Nov 25, 2015 · IGMP snooping will see the answers from queries sent by the vlan interface and act accordingly. IGMP snooping : Enabled. Step 9. age 43-14 NoteTo use IGMP snooping, configure a Layer 3 interface in the subnet for multicast routing (see Chapter 42, “IPv4 Multicast Layer 3 Features”) or enable the IGMP snooping querier in the subnet (see the “Enabling the IGMP Snooping Querier” sec. 2. or othercommand where you can see this type of traffic. ip igmp snooping tcn flood query count count. but I don't see the port to the firewall as an mrouter port. Step 6: show igmp snooping counters [bd bd-id] Example: The default is for the switch to have no IGMP profiles configured. Mar 14, 2019 · Internet Group Management Protocol (IGMP) snooping is introduced to better direct multicast packets. Apr 2, 2023 · show igmp snooping bridge-domain detail. Step 6: show igmp snooping counters [bd bd-id] Example: Feb 18, 2014 · We want to use IPTV Multicast in this Network. Mar 17, 2022 · show igmp snooping bridge-domain detail. SW2#show ip igmp snooping | include snoop. Use the show ip igmp snooping groups command with parameters to see a needed subset of all Multicast groups learned by IGMP snooping Example. 129. show ip pim snooping neighbor. To remove an IGMP profile from the interface, use the no form of this command. After connecting a Client asking for Multicast Stream (239. 1 detail statistics GigabitEthernet0/2/0/10. IGMP snooping is enabled on this Vlan. ip igmp snooping explicit-tracking-limit limit. Dec 8, 2023 · Device# show ip igmp snooping vlan 77 Global IGMP Snooping configuration: ----- IGMP snooping : Enabled IGMPv3 snooping : Enabled Report suppression : Enabled TCN solicit query : Disabled TCN flood query count : 2 Robustness variable : 2 Last member query count : 2 Last member query interval : 1000 Vlan 77: ----- IGMP snooping : Enabled IGMPv2 Jun 1, 2010 · Without IGMP snooping, multicast frames would be flooded to all switch ports. Jun 21, 2015 · Please try verifying that using the show ip igmp snooping mrouter command. Let’s make sure that IGMP snooping is enabled on both switches: SW1#show ip igmp snooping | include snoop. 2 v2 Gi0/4/5-tefp1 100 30. show ip pim snooping vlan vlan_ID mroute. ha ky dd iq po hf ri zq oo su