I have a Cisco WLC 5508, and it has multiple interfaces for WLANs. I only need two of them working, one of them (internal wireless) is, but the other (guest network) isn't working - cients can connect, they're given a valid IP address, but cannot get...

Hi, I am dealing with some very old Cisco equipment ( 2 backbone switches, Catalyst 3750s, a WLC 5508, and LAP 1142). I think this is an easy question, but I don't see what I'm doing wrong. One of the Catalyst 3750 switches failed, and we lost networ...