Switching

Hi,  I noticed that show inventory not showing DWDM-SFP10G-xx.xx transceivers with ITU channel of 20/25/30/35 in WS-C3750X-24T-L. Anyone also notices this issue and knows the reason? 3750X#show inv NAME: "1", DESCR: "WS-C3750X-24" PID: WS-C3750X-24T-...

Hello, my network topology is such that I have an internet facing routers (2 HSRP routers) and behind the router is an ASA towards my internal network. However, each router is connected to a different ISP for redundancy purpose and my firewall has a ...

i was upgrading my 3560G-24PS when one of them failed and would keep booting and then restarting , i have upgraded another exact same switch in the same rack with no issue but this one wont boot successfully from the new ios , i have to use rommon to...

Hi,  I've got a cisco 2960 that has been moved to a new facility, connecting to a new core switch, and i can't seem to get it up.  it connects on port gi1/0/25 to port gi2/0/14.   I believe the management domain on the old core switch is 1, on the n...

I've got 4 switches in a medium sized office network. I have a local SPAN port set up on each switch which gets a copy of traffic from all other ports local to their respective switches. The destination SPAN port on each of the switches is connected ...

We have a specific requirement in our railway network implementation to have a long Layer 2 network, 40 stations in a row, 2 switches per station. All these stations have multiple specific use case wireless access points hanging between them, in seri...

We have Cisco 2900 series router and configured the VPN, I am using “Cisco system VPN client” in widows to get the router network while I am out of the network. in modification only “connection Entry”, “host”,”name”,”password” are filled, all of othe...

Hi all! It is possible to stop software rollback after a reboot switches (I have 4 stack switches) I accidentally hit "enter" key when I write software rollback, but I don't want it. When switch finish this command, ask me if I want to reload but I h...

Hi. Try connect to 192.168.1.254 (default) of Cisco sge2000 via web and telnet. I see only login page (via telnet) or head of web page (via web) and then connect lost. After this i can't connect anyway. Wait 5-10 min, then i can connect but only to l...

Hi guys , am from Jordan So apologize in advance for my  En language .. i get a new job as It Admin , I have very good experience in MS product , but am still new in Cisco Field an and threres no sheets or any handing over. first ,,,, is there any wa...

I want to make sure the specs of the power supply for my sg200-08 switch so I can make order new one. I know it's 12vdc 1A output, but what is the plug size?

HI I have 6807,it's standalone. Version 15.2(1)SY1,bootdisk:s2t54-ipservicesk9_npe-mz.SPA.152-1.SY1.bin VS-SUP2T-10G*2,C6800-32P10G*2 Soon,i have another same 6807(VS-SUP2T-10G*2,C6800-32P10G*2). i will use line card(C6800-32P10G) 10g port to build...