Switching

Must be missing something simple here...Have two 2600's on a LAN connected through two 2950's. They neighbor up with our core through GRE tunnels, but they will not neighbor over the LAN.router1(.253)->switch4(.247)->switch1(.250)-> router2(.252)If I...

I have configured the mirror the traffic from int gig0/25 (Gigabit LX port) to gig0/13 (gigabit copper port). Encapsulation type is replicate. The traffic on the source port is 200Mbps but on destination port the traffic zero.I am not able to under s...

I added a couple of NTP servers to my router using hostnames. When I checked the config I see that the router resolved the names and added them to the config as IP address instead of hostnames. I realize that the IPs of public timeservers probably ...

Greetings,I have a Catalyst 3560 that I'm trying to upgrade the flash on. I found a document that outlined the process, which included using the CTRL-Break sequence to change the configuration register (entering into ROMmon mode). The document is spe...

Hi, I heard talks about the spanning-tree distance to be max 7. Is this still true? It has a uge impact on the design we are making.Thx!Marc

Hi,I have just trunk a Cisco 3560 with a 3550, but I have used a straight-through cable, should I but using a crossover?

The scenario is we are using some Public AS number such as 30 on our private network. Now, we are connecting to our global netowrk via MPLS. AS number for the MPLS peering is 65123. The AS number that is to be seen in the MPLS cloud and at any other ...

Currentlt I have a Cisco 4507 has the following info.Cisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500-IPBASEK9-M), Version 12.2(40)SG, RELEASE SOFTWARE (fc2)Technical Support: http://www.cisco.com/techsupportCopyright (c) 1986-2007 by Ci...

hi,Does there have any different configurations for copper port and fiber port of Cisco C3750G-24PS trunk to C4506? I've got success trunking them by copper, but failed by fiber, the configuration is the same one.hope somebody knew...thanks,zwb

I was wanting to use the URL filtering in my 1811 router to block a couple of inappropriate websites an employee is accessing. I am able to do this by turning on the URL filtering, but performance suffers greatly. I get a message telling me that I ...

I would like to prevent specific PC's connected to the Cisco 2960 switch from transmitting, want those machines to Receive network data only. Thinking simplest way is to disable Rx (or would it be Tx from ports perspective?) on port connected to the...

Hope someone can make a recommendation:What is the best practice for the upstream connection at an Internet datacenter colo?The connection from the ISP is an ethernet cable.One option is to use a catalyst switch with a routed port. Traffic would then...