Switching

wondering if anyone knows this, I was wondering if I can do tunnel interfaces on 2960's, IOS seems to have it but can't create oneas l2+ duno if it's really supported.. wondering if anyone else knows or has done itIf it does would be tremendous help ...

Not sure if Cisco is going to update or continue making changes to Network Assistant.  Can't get it to load on a Windows 7 PC.  Is this a dead tool???

Hi,I've a Catalyst 2950 with the latest IOS in. This switch it's connect by port 23 and 24 to two different switch (3750). Since yesterday, without any change, those 3750 detect a SPANNING TREE LOOP for the VLAN0001 (shutdown on all switch) on ports ...

Hello,We have configured GLBP between routers (2801 cisco) but when we disconnect one router from LAN the standbby router does not negotiate GLBP.Both routers are connected to switch 3560 which is configured as layer 2.We are attaching a file showing...

Hello,We have a pair of new SLM2024s we want to add into our topology. Our current core switch is a stacked 3750. We have a 2960G attached to that. Most things work, but we can't trunk multiple VLANs between the 2024s and the other units. I've tried ...

hallo i have a old cisco 1700 and a new cisco 2901.  I have copied the configuration from old to new but when i ping any IP remote i don't have response from it. the front-end to 2901 are two cisco 3600 with hsrp by provider externalwhy i dont respon...

Hello,I have a large L2 switched network comprising of one C4507-R switch with about 190 ports. There is no redundency in the network - that is no other main switches - we have only the one. We have 1 router connected leading to a DSL providers netwo...

I have two 6509-E switches using portcahnnel.  The second switch continues to learn all zero mac and sends it out to some of my access switches.  The only sniffer captures I can find show up as Fiber Channel Protocol.  Has anyone seen this?  Cisco TA...

Good afternoon, all.  I have been successfully using an 857W router in Pure RFC1483 Bridge Mode for some months.  I would really like to be able to get more of the functions of this router working, so I can get my "money's worth" and eliminate a few ...