Switching

I need to run a "Kill list" for several stacks of 3850s.  I used to use "show int | i proto|Last input" however that command does not give the results that it did before.  There are ports that show to have never had input or output and yet they show ...

Cordial saludo, Tengo un Router 2801 y no puedo acceder por el puerto de consola, cada vez que me conecto aparecen unos caracteres extraños y he intentado a acceder al puerto consola con diferentes configuraciones de velocidad pero no he obtenido ni...

Hi all I have a problem to connect my cisco 3560 to the internet. I can ping the internet from y route I can ping the switch from the router but the router cannot ping the internet   This my configurations  On the switch :  interface FastEthernet0/15...

Hi all, I need some hints. I have to connect one VSS with 2 stacks in this way: - VSS connected to stack 1 with fiber 1 - VSS connected to stack 2 with fiber 2 - stack 1 connected to stack 2 with fiber 3 Problem is that I need a sort of fault tolera...

Hi all! I am in this situation, I have to interconnect 4 switches on the same vlan.I also have 2 Ubiquiti antenna for interconnecting the "Storage switch" to the main office. I want to interconnect "office switch 1st floor" to "office switch ground f...

Hi Folks, Interesting issue I am troubleshooting.  Back story: Layer 3 Core switch with single fiber trunk ports heading out to multiple Layer 2 access/idf switches.   Hosts connected to various access/idf switches are complaining about loosing co...

Dear All, From last few days i am trying to get the netflow logs from the new router 2921 to my Netflow servers but its not happening, currently ip have flow from c6500 series. There is one firewall between router and system. can anyone tell me what ...

Hi QoS Expert :-) I know that "mls qos queue-set output 1 buffers 25 55 10 10" share buffer between interface queues (for queue-set 1). Per example, Queue 2 and 4 will get each 10% of the buffer interface, right ? Yes! My first question is about th...

I need to do rate limiting on a physical interface and limit INPUT and OUTPUT to 5Mb for a customer.The device is a WS-C6509-E. Operating system version is 12.2 (18) SXF14. Supervisor Engine 720I tried creating a policy map applied on the interface. ...

I am working on cisco WS-C6513 with Version 12.2(17r)S4, And created a layer 2 vlan, and an interface vlan, But when I try to enable the interface vlan, I didn't get any response. lab6513(config)#vla 200lab6513(config-vlan)#name templab6513(config-v...

Hi, I have a simple question. I've tried to configure a port-channel between two switches. But it seems that it's not possible to configure dtp on the port-channel. The channel is well configured but I can't make the trunk working with "switchport ...

HI,             We have two isp links and both are terminated  in single router with vrrp & BGP, when both routers on live ISP links fluctuation is happened , but its working fine with single router, we want HA for the Router also. Please find the ma...