Are you positive that you anchored your WLAN on the foreign controller? YESIs this Anchor controller used for guest anchoring with your other controllers? YESI read the Cisco doc and confirm eping and mping test the required ports.Still...NOGO.....ha...

There is an active mobility group called GUEST,There are two active controllers in a mobility group which are not experiencing any issues.  My new WLC is unable to establish a control/data patch.Configuration parameters match existing mobility group ...

Well, I'll be darned...they FAIL..I reviewed the FW ACL and ran a trace between the two WLC's.  They both check open for defined ports 97 and 16,666-16,667.  I think it's going to be the requirement to (reboot) the anchor WLC.  Internet forums addres...

Just researched and not familiar with mping and eping.  I do have ping response from the WLC.Googled the mping and eping...appears to be a MS utility.  Is that built into the WLC IOS?Please provide input as to completing ping type response.  How is t...

Hey george,Thanks for the question,Group name - same for all WLC'sVirtual IP - same for all WLC'sSymetric tunnel enbled - same for all WLC'sAnchor IP - same for all WLC'sGuest VLAN name - same for all WLC'sFW open ports - same for all WLC'sEnd points...