Switching

I have cisco 2821. I want to change the IOS for my testing purposes. I have download the IOS but unable to to load the IOS.I am getting sometimes permission error and sometimes no sufficient place.it is not giving me the option that delete the old IO...

Please how do I replace a faulty supervisor card in a Cat 6509. The active card is up and runing. I dont know what is on the replacement card.Thanks

Hi there,I experienced a very odd issue this morning that I can't explain. I'm hoping that someone has some ideas of what I can check to see what actually happened.Here's the scenario: Early this morning I noticed one of my servers couldn't connect ...

Hi guys.Could anyone tell me how I could create an access-list (just add one line to an existing one, really) where I would permit traffic between x.x.(200+x).x to x.x.(200+x).x ? Basically I would like to allow all our subnets that have 200 and up i...

ti have just reinserted a standby supervisor card into a cat 6509 after upgrading the RAMfromn 128 to 51M2 and the status light keeps going from green to red. help. Its not being recognised under show moduleWhat do i do?

Hi,Please give reply to my below queries:1. The normal backplane speed of 6500 series switch is 32Gbps.Is it correct ?2.The SUP 720 has intergrated Switch Fabric and this increases the 6500 series switch fabric to 720Gbps. Is it correct ?3. So in 650...

Hi,I have two number of Cisco catalyst 2950T switches, 24 ports with 2 gigabit ports.Earlier both the gigabit uplinking ports were connected to a Cisco 4507 switch by means of four UTP cables for redundancy.Recently one of the physical cables was cut...

The "clear counters gi6/1" command does not seem to do anything. The counters shown by "show counters interface gi6/1" are not affected when I try to clear them. This is the IOS version information for this device: Cisco Internetwork Operating Sys...

I am having trouble configuring my switches to go to different gatewaysFollowing1. Internet traffic hit 192.168.20.12. internal mpls traffic hit 192.168.120.1I have cisco 3750 switches and ip routing is enabled on it.I tried the simplest way static r...

I am in the process of upgrading the RAM on a at Cat 6509. I have replaed the DRAM as instructed but doing show version still shows the same old valueI am upgrading from 128M to 512M. I need it to be 512M so that it can take a new cardcisco WS-C6509...

Hi, I want enable multicast in my network ..Below is my requirements 1) I am planning to enable multicast routing in my core switch 2) ACCess switch1 connted to core SW trgh trunk 3)My multicast server has connected to access swtich. (Vlan 10) What c...

I have a cisco 1720 router runing ver 12.1(2) it is at a remote site on the end of a t-1.. I want to see bandwidth type usage but dont know the command to give so i can see that.

We have a very simple network, which is done the following way:ASA 5505 > Cisco 3550 > End-User PC's AND One Windows ServerThe on-site users constantly access the server for apps such as Exchange. Creating these connections should NEVER involve the ...