Switching

Suppose a Layer 2 access switch is configured with only one VLAN and this VLAN does not span multiple access switches. Suppose, for redundancy as usual, the access switch is linked to two Layer 3 distribution switches. If I am right, I can configure ...

Was wondering if it is possible to allow the same mac addresses with port security to more that one port on a switch. For instance; we want to secure our Conference room ports. There is more than one port per Conference room but, they go to the same ...

what dose mean this log?

Hi,I am attempting to troubleshoot a multicast problem and I'm at a dead end.  I have a host that needs to join a particular group, but when the host joins, no data ever flows.  On the router (6506 w/Sup 720), I see a *,G entry, but no S,G.   I've al...

I finally got the chance to play with the 7K platform and could not be any more excited.  I have spent weeks reading about the technology gaining a great understanding of the inner workings and the enhancements made over the 6500.  Now that I have go...

Hi,  perhaps i missed something,butshow mls qos int statistics counts the output? queues freo 0 to 3:whileshow mls qos queue-set qounts from 1 to 4 .Switch#sh mls qos interface ten 0/1 statistics...  output queues enqueued: queue:    threshold1   thr...

Hi,I am configuration my 2960 switch now and got some problem when configuration between untagged and tagged traffic.  Following is simple setup:subnet: 192.168.20.xVLAN: 20Default: 802.1qfa 0/2 --- connected device which have driver to support vlanf...

Hi,We have both7600-ES+T-4TG Low Q and 7600-ES+4TG3CXL HiQ cards in our Network.For most other Gbics in WS-X6708 cards for example the Serial Number information can be obtained from a SH INV.Does anyone know - apart from Manual Inspection - how to ge...

Good Evening,I am going to be enabling Jumbo frames on my stacked Catalyst 3750G.I have an Equallogic box that is sat on its own VLAN with a small number of server hosts that connect to it. The Equallogic box puts out jumbo packets (9000).The stacked...

Hi Everyone,I have a WRVS4400N Wireless-N Gigabit Security Router with VPN Version:V2.0.0.8.My question about this router is that the Internet Access Policy feature in the Firewall don´t work when the IPS is disable, Is this thing normal?Thanks.