Switching

Folks,     Few days ago I faced a issue in which one of ours 4500 stopped providing poe on some ports in one line card. I called TAC and ran some diagnostics. However, there is a command that I found and it is NOT DOCUMENTED on 4500 reference guide! ...

Hi All,We have a setup like this          3750 static -  COre switch            /     \           /       \   5548 Nexus -      5548 Nexus    - Access switchesNow 3750 is core switch and it is VTP server now ,all L3 and L2 vlans are created on the sw...

Hi,We have a new situation developing whereby we have entered into an agreement to host a company's equipment in our data center, use our Internet feed and provide some basic support services to them.This company will be taking some floors in a build...

Hi Expertsi have to Switches connected together via trunk,on the trunk i allowed 5 vlan to cross  the trunk (Port-channel 4)  from SW1 to SW2 but on sw2 i found all vlan there?what could be the problemthanks

Hello,I was recently given a PIX 501 router.  I am very new to the world of Cisco, but want to learn.  I got a few things setup on the router but, am not sure how to get it to use my DSL connection.  My DSL modem IP is 192.168.2.1.  Below is my route...

Hello,I have a switch 2960 that I am monitoring through continuous ping from host pc A. I noticed after a couple of hours of continuous ping that the ping stops from the host A while another host in the same location can still ping the switch. After ...

Hello,I was hoping someone could help clear up a little confusion.  I have a 3750X-48P-S with the C3KX-NM-10G= network module (allows dual 10Gbit Fibre) and I was looking to port channel the two ports to give a 20Gbit trunk between two rooms I have. ...

hi,i have layer 3 switch 4506e connected to layer 2 switch 2960Layer 3's gig2/4 connected to layer 2's gig0/1layer 3 gig2/4 configswitchport trunk encapsulation dot1qswitchport trunk native vlan 10switchport mode trunklayer 2 gig0/1 config switchport...

I just got my hands on an 891 router, and I know that I need to create a site-to-sive VPN tunnel from my 891, but I'm at a bit of a loss to understand where to look for a template or a design guide.Can anyone point me in the right direction?

Good morning, first post here - so hello to everyone and thank you in advance for your time. I hope I can return any forthcoming favours in the future. Please forgive me if I write too much or don't phrase things in a very technical way - it's the wa...

I have a very basic understanding about VLANS, and am sure that I am misunderstanding the configuration. That being said, I am having an issue assigning certain ports to a vlan. When I attempt to assign a port (say fa0/1) to a vlan other than vlan 1,...