About syson suy

syson suy · 10-22-2010

Hi All,Multicast on 802.1Q Trunks issue;Scenario-igmp enabled on 2950 / 2960 / 2900XL access-layer L2 switches & dynamic mrouter via uplink port to 3560 (PIM sparse-mode + cgmp config on data vlan);Ghost v11 multicast imaging server (source) on one a...

syson suy · 10-17-2019

I got the same thing @ initial setup of 9500-16X management Gig0/0 interface.More symptoms - Mgmt Gig0/0 doesn't show MAC table but CDP does show L2 connected.we need help from Cisco TAC !!!#show mac address-table interface gig 0/0Mac Address Table--...

syson suy · 12-09-2010

Andrew,You mentioned that ... "The switch will *always* send all multicast packets to the mrouter port. This cannot (and should not) be restricted." All cascaded switches has the 3560E as the mrouter. Is this the reason why the mrouter send all ...

syson suy · 10-26-2010

Thanks for your response on TCN causing multicast flooding into other switches. Executing the "show spann det" shows - Data vlan (110) receiving topology changes (2 changes) from the time of switch's initial boot up. It doesn't look like the cause...

syson suy · 10-25-2010

igmp snooping is enabled on the data VLAN. multicast groups are attached to the different ports (downlink to 2960 access-layer switches). any other ideas?3560#show ip igmp snooping vlan 110Global IGMP Snooping configuration:----------------------...

syson suy · 10-22-2010

Notes:Ghost v11 uses 224.77.x.x automatically for multicast address

Member Since	‎10-22-2010 09:26 AM
Date Last Visited	‎01-21-2026 05:57 AM
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Multicast on 802.1Q Trunk issue

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