Switching

I have two running 3750G's do I have to shut them down to add a 3rd? or can I add the link cables and turn it on?

Hi all, can anyone give me a good and simple explanation how to set up and apply qos, ie if the cisco phone gives its own cos value, how to do get the switch to prioritize and trust the traffic, and what you do if you dont have the device at the end ...

Customer reports following a power down they noted that they were unable to put on more than the already pre-configured 12 Mitel 5010 IP phones. When the added the 13th phone the Cisco 3560 would not supply POE. Any thoughts?

Dear all,i am new to CICSO PRODUCTS.when i saw the running config of my switch i observed these lines.PL explain the give text.no service padservice timestamps debug uptimeservice timestamps log uptimeservice password-encryptionthanks in advanceraj

Hi,We have two core switches on a lan, they both have a gbit wan connection to the wan cloud.the strange thing is that one switch shows input drops without ever seeming to have a queue, the other switch has no input drops.Input queue: 0/75/981068/0 (...

when running "copy running-configuration startup-configuration, I get the following error.%Error opening flash:running-configuration (File not found)

I am about to purchase a new 3560 switch and I need to identify the correct SFP GBIC and patch cable.I need to connect to a SX fibre with an ST connector on one end and a SFP SX GBIC connector on the other end. Can anyone tell me the patch cable part...

Hi,I have a 2950 trunking with a 2924. On the 2950 you can run sh int trunk to display trunking info as follows:cisco2950#sh int trunkPort Mode Encapsulation Status Native vlaFa0/24 on 802.1q trunking 1That command doesn't exist on the 2924,...

Hi,I have an problem with two servers that are trying to do linkloop to each other and fails. Both are connected to the same switch Catalyst 6509 on the same module X6748-GE-TX. I checked the interfaces are found overrun packets and input queue drops...

experts...can anyone tell what happens is a native vlan mismatch occures across 802.1q trunk??1.some docs says loop occurs...(how??)2.some says the trunk partial operates,ie,only vlans that are misconfiured on either end will not forward traffic,but...

i have brand new switch c2950, i have downloaded lastest image and upgrade the switch. but few minutes after boot switch is frozen. no traffic no nothing. please help

Hi,We have two core 6509's running VRF. We are required to remove VRF from these, but we are uncertain of the best procedure and practive, and most importantly , the least impact, as we've never removed VRF b4. As these units act as Primary/Secondary...