Im tyring to follow along documentation i see via train single videos and some online resources. I am trying to enable port security.I have a Catalyst 3546 XLwhen i type in "rtr1# switchport ?""port-security" is not only of the options to choose from...

Just trying to get my feet wet here.I currently have:Cisco 3640 RouterWith the following expansion cardsNM-CUE4FXS/DIDAm i able to set up a home VoIP system for my home business?I have a POTS line with the number i will be useing.I have a hand-full o...