Switching

Hi,I'm hoping someone can help me with this strange situation. We have vlan 1 (i know, i know....) deployed throughout our campus. I noticed a high incidence of unicast flooding recently and delved into the spanning-tree diagnostics. 'show spanning-t...

Hello, i have a working Stack of 3750-X     Switch#  Role   Mac Address     Priority Version  State ----------------------------------------------------------*1       Master 4c00.827f.f500     15     1       Ready               2       Member 4c00.82...

Hi All.I am having an issue getting internet connectivity from any devices connected to any of the ethernet ports on the LAN.  The router has internet connection from the console however and I can ping external websites such at google.com or 8.8.8.8 ...

Hi Teamwhether the above partnumber support feature layer 3 switch like  WS-C3560-12PC-S ?ThanksYusuf

I have a customer who is reporting instability.I installed a SolarWinds NPM Eval to get an overview of the proceedings.In one hour, one interface reported 14 billion discards!!!!!OK - So sporadically (seemingly) this happens throughout the LAN.Byte c...

                   My C877 router has booted up to the rommon prompt. On trying to load the ios the file size is too large. To overcome this I have used the xmodem -r command to load into normal memory. The ios runs but I need to save the boot config...

Hi,Quick question regarding the password recovery procedure outlined on this page:http://www.cisco.com/en/US/products/hw/switches/ps628/products_password_recovery09186a0080094184.shtmlHave tired this several times without success. I get to the portio...

Hi All,We are facing issue that 2960-stack switches are rebboted automatically after configuring Dynamic ARP Inspection (DAI).We have removed the arp access-list configured for static IP in DAI confighuration then it stop rebooting.Switch IOS : c2960...

Hi All,I am planning to purchase two network expansion modules for my 3560x switches.I have been looking at C3KX-NM-1G=      -- > http://www.cdw.com/shop/products/Cisco-expansion-module-4-ports/2089752.aspxI need to purchase few sfp's for it (i have ...

Hello, Can I use cisco 3925e with 6509e switch?

Sorry for my english, i dont speak english as weel i would like            Hello Everybody !! I want to configure SSH on my switchs, i have 10 switch,  7 switch are  c2960, in all the 7 switch i configure correctly the ssh, but on my Core Switch  ( C...

Hello,i have following topologyCleint ip address: 99.99.99.1 --------------> connected on port 1/33Load balancer: 101.101.101.50 ---------- > connected on port 1/44.I have configured pbr so that any traffic coming from client on port 1/33 should be d...

We have a Nexus 5020, but it fails to boot up as per attached scrrenshots, we have tried to use kickstart but the same issue.Can any one tell me if the images is corruted and how could it could recovered.Many thanks