Switching

I was wondering if someone could help me select a router that would be powerful enough for my organization. At the main site we currently use a 2851 that has a VPN connection to a remote site, the Internet line may also be upgraded from 30Mbps to 100...

Hi,    I have configured Cisco 871W with Wifi and Lan ports for user access . LAN ports seems to be working fine however SSID is not being broadcasted , following is configuration of my 871W version 12.4no service padservice timestamps debug datetime...

Good day.I have implemented in my company network recommended by cisco scheme with MEC etherchannel from some segment distribution layer (VSS) to core switches (legacy 650x) exactly as on picture:Core switches  have rather old  IOS (Version 12.2(33)S...

Dear all, I successfully configure port security in 2950 switch. But when i am trying in 2960 it is not working. i configure all the relevent commands but still its not working. any one have an idea why it is behaving like this:Example when its worki...

We have 16 cisco catalyst switches distributed in a 60 floor building. we have provided LAN and wireless connection to the apartments through each switch.Now a days somebody is plugging an external router/modem to our network and our network/internet...

Hello.  Bottom line is I'd like to speed up multicast convergence after topology changes in the network pictured below.Here is an overview of the situation:Two VLANS/subnets, with a pair of 3560 multilayer switches configured as ip (and multicast) ro...

Hi,My Cisco seems to be stuck when it boots up, with the following:Upgrade ROMMON initalizedAnd it goes on with self comperessing image then an OKbut then it starts loading again all over.Please help!!

Hi all,last week we have changed the connection of small town from licensed radio to direct fiber with clasic 1gig sfp.After that we have connected the new fiber , we can see 5 min outages of customer internet connection. If we are conncted on the sa...

                  Are there any plans to allow DWDM SFP+ on new 4500x ? If so, how soon?

Hi!!!I´m Juan. I can understand well, i know how and where I configure Loopguard. I have the concept clear.But, for what does type of topology this feature is useful?I think, that this feature works fine to solve unidirectional links, but reduce the ...

So I just picked up an ASA and have been exercising my google-foo and reading cisco whitepapers to get it going. I'm a systems admin and have plenty of Windows networking experience so I'm not at a total loss but am getting stuck on the nat command. ...