Hi there,I have an ACS SE appliance version 3.3.4.12 and want to upgrade it to version 4.1. Is it a problem if the version of "Appliance Base Image" be 3.2.2.2?The "Appliance Upgrade" screen shows the "Application Versions" as below:Cisco Secure ACS:...

Hi everybody,I have configured an ISDN BRI as backup link between two sites connected by a frame-relay link. One of routers in one-end was 2522 and was working fine. I relpaced this router by a 2611XM router recently, after replacement the backup ISD...

Hi everybody,I have a 2960 switch that is configured for dot1x. The users who are member of PEAP group can connect to network but other users (guest users) who are member of our domain but they are not member of PEAP group can not connect and the por...

We had the video conferencing unit installed and whilst we get decent picture quality the sound is very scratchy. I have noted that the audio packets were dropped but there was no jitter.The link is between two 871 router.The running config of two ro...

I connect a 3548-XL to a 2924-XL by 4 interfaces, I put all of them in trunking mode and I enter the following command on all of them:SW(config-if)#port group 1but the atherchannel dosn't be established.