Switching

Hi Folks,My customer wanna buy an additional module "6704-10G" for use on a switch 6513 non-e slot 12, the only empty slot from the range 9-13 (dual channel for 40G). My customer supervisor is sup720-3B and he told me that a Cisco employee told him t...

Hello ,      This month I occur a strange thing that 2 core switches which running in VSS mode down.      I used 4 * 1GB SFP interface as VSS link , and running normally in one year, but this month occur problem,from the log , I couldn't find any  ca...

I have two devices connected to the same switch, S streams video using multicast, H doesn't send join request, but the multicast is being sent to H, actually it is being flooded. Both hosts are in the same vlan.Distribution-1#show ver | in WScisco WS...

I ran the Quick Config originally.  Now I would like to change configuration but when I run Quick Config again the "Next" button is greyed out.  How do I edit the port zoning using Device Manager?

Hi,I am confused about the role latency plays while carrying traffic.How does it affect the the speed on port (ex. 1gbps switch port)Kindly explain.Regards.

Just learning networking (the reason for this setup)and looking for help integrating a Cisco2600 router into my current network. I've added a new training rack at work and want it on its own network but be able to ping and access the current network ...

I have a stand alone C3560 with the below setup.The client has 10.10.200.3. I am connected into port 48 and have the CLI up on the console port.I have no gateway to connect to.I am just trying to upgrade the IOS software to begin setting up my config...

I have two devices connected to the same switch, S streams video using multicast, H doesn't send join request, but the multicast is being sent to H, actually it is being flooded. Both hosts are in the same vlan.Distribution-1#show ver | in WScisco WS...

I have close inspect ESMTP via "no inspect esmtp", but still failed to access smtp service. outlook or other email software still said failed to connect to host. failed to send emails.I have no idea what's problem. Please help me. thanks. here is con...

   Hi,I was wondering if I am able to add a redundant power supply to an asr 1001 router that is in production without losing connectivity or causing any diruption to the Users  - is it hotswappable?Thank you, Pat.     

I am getting the following error messages:May 29 15:31:42.404 utc: %SFF8472-5-THRESHOLD_VIOLATION: Gi1/1: Rx power high warning; Operating value:  -2.0 dBm, Threshold value:  -3.0 dBm.May 29 15:41:42.974 utc: %SFF8472-5-THRESHOLD_VIOLATION: Gi1/1: Rx...

Hi,I am unable to erase the configuration from Catalyst 4507R Switch.When i do "write erase" and reload the switch,the configuration still remains on the switch.Switch1#write eraseErasing the nvram filesystem will remove all configuration files! Cont...

Hi people.I need your help. I have a problem when a try to change de route of EIGRP.When i insert the command delay 300 (for example) in the subinterface, i can see the change where type the command "show interface g0/1.xxx", in the line DLY 3000 use...

Hi,Can anyoneplease explain how do we configure our L3 switch and firewall in the following scenario.1- We want to configure our vlans on L3 switch and and would also want to use firewall to restrict incoming traffic to our network as we have alot of...