I am having difficulties adding a 1721 router to my CNA community. I am running (C1700-IPBASE-M), Version 12.3(1a) which I thought was supported in CNA. Can anyone help me as I continue to receive a "connection failed" message when adding. Thanks ...

I currently have ST fiber connectors which I would like to patch into a Cisco 2960 switch with a GLC-SX-MM= SFP mini-GBIC. Can I use an ST/LC patch with a spec of 650nm? The mini-GBIC states 850nm. Any known issues?

I am new to the ASA and CSC SSM module. I am experiencing delays when downloading any type of file from the web. It appears that the download takes place in the background and, depending upon the size of the download, takes anywhere between 1 and 5...