Switching

We’ve introduced several Citrix NetScalers into our DC environment. Multiple connections between the NetScalers and our NX-OS switches (N7K VDCs, N5K access, etc.) are up and fine without trouble. We have a couple of access ports from a C6K up as wel...

Hi all,Just a quick question as I can't seem to find this information and don't have access to a 4500X.When you have two 4500X and you connect them using VSS how are the ports referenced for a 16/32 port switch?Is itswitch/module/porti.e. 1/0/1 (for ...

Dear All ,Is there is any additional RJ45 Gigethernet Option for 7200VxR routers . I search on cisco and Unfortunately i didn't find any Gig ethernet PA for 7200VxR other than PA-GE . PA-GE only supports fiber but I need ethernet RegardsHaris P

I am trying to repurpose a 3550-12T.  It is currently running: C3550-I5K91L2Q3-M, Version 12.2(25)SEA.  I know there are versions out as late as 2009:http://software.cisco.com/download/release.html?mdfid=270568139&catid=268438038&softwareid=280805680...

I have a problem and not sure it relates to cisco switch. Here is the test case:1. Linux box with USB 2.0 to ethernet connects to Cisco 2960S. This is working fine no lost packages when I ping the other windows box.2. Same Linux box with USB 3.0 to e...

So I've been reading Data Center Access Design with Cisco Nexus 5000 Series Switches and 2000 Series Fabric Extenders and Virtual PortChannels and came across a table that says dual homing FEXs to 5Ks is not supported when 2 5Ks and 2 7Ks are in a du...

We have a flexstack 2960s configured for a Netapp 2240 connectivity.  We've created a virtual interface on the NetApp side which combines the 4 ethernet ports into 1 virtuall interface.  On the switch side we've created an etherchannel and combined t...

Our users are unable to renew their DHCP reservations and loss of connectivity to our 4507R+E via SSH occurs during this time. Also, we are unable to ping our core 4507R+E during this time as well. We temporarily fix this issue by reloading our core ...

HiWhen Provisioning 2 brand new switches for flexi-stack use is there a recommended order of doing itI know I can configure these lines on the primary swich before connecting the stack cable:switch 1 priority 14switch 2 priority 13But what I'm not su...

Anyone ever come across this? I input the commands for spanning tree. It looks like they are accepted just fine, but when I check the running config, they do not show up.r401-dis-sw4#sh ver             Cisco IOS Software, C2960S Software (C2960S-UNIV...

I am new to cisco router config, we have network with cisco 2950 switch and ASA5510 firewall,Current config:internet -----> ASA 5510 ------> 2950 switch ------- user pc Intended config:inetrnet ------> ASA 5510 -------> 2901 router ----------> 2950 s...