Switching

I have 2 sw cat 9404 in virtual stacking after vss came upI configured switches the configuration is automatically erasedThis happens 2 timesI save configuration every time. 

Hi All,  I'm having a hard time to bring up my GLC-T (3rd party) modules with 3560CX compact switches. I tried with SFP-GE-T module as well. Every time when I pulg it says "  %PHY-4-SFP_NOT_SUPPORTED: The SFP in Gi0/16 is not supported"  I enabled f...

Hello I am trying to upgrade my stack of 5 x 3650 switches. I am getting flash space free errors. How would you interpret the following logs. Do they mean that I am lacking free space on switches 2-5 ? - therefore I need to manually free up space on ...

Hello, We have a Cisco 4900M which we use for L3. On E1/1 we have the UPLINK provider doing BGP and on E1/8 we have the Downlink, towards the server. We would like to give certain bandwidth priority for traffic from our network towards the internet, ...

Hi all, We have two Cisco 6509 switches with single SUP-2T module in each. As per show version, it shows that we are running S2T54-advipservicesk9-mz.spa.  We are looking to purchase two additional SUP modules to create quad-VSS between both the swit...

What are some “gotchas” with hsrp and spanning tree? I have read that you should use a layer 3 link between the hsrp routers but I can’t seem to wrap my brain around that. How does that work? Also your active router should have its vlans set for acti...

Hello, are there any aditional features within the XL and XL-Y in comparision of the normal SUP-1. I DON´T talk about the physical ports, bandwight, switching capacity, IPv4/v6 routes and stuff like that. for example LISP and SGT support is given at ...

Hello Experts, i have the scenario with one core L3 switch in one site and two switches in other site , the two sites are interconnected with two fiber link (L2), I would setup an automatic backup between the two sites, could you suggest me one solut...

Facing a PING issue as described:A router has 2 IPs on its 2 interfaces :(1)192.168.1.1/24 & (2)2.1.1.2/30;Now when pinging an external IP from the router, which will be the source IP, the router will add in the packet ?192.168.1.1/24 or 2.1.1.2/30 ?...

Hi, I'm try to setup the Anyconnect client on the ASA-5510. I want to make all traffic go through the firewall. But I can't access to the internet if I chose Tunnel All Networks. Can someone please tell me what did I set incorrectly on the ACL / NAT?...

Hello and sorry for my English, Lately I had problems with an application in RDS. We tried to find explanations. Among various concerns, we found that when we ping permanently on a device, on 2000 packets, we have 2 or 3 packets of lost.The response ...

Hi Guys,Can any one please, advise me from where I can download the "cisco_usbconsole.zip" or in other words the mini cisco usb console cable driver (for windows 7 / 32 bit) ? Please advise.Regards,Suthakar

My device is not being recognized by #show power inline police. Here are some logging information that may be helpful. I would like to be able to control POE on this port. With device plugged in...#show power inline police gigabitEthernet 1/0/15Inter...