iOS6 and Sim Card switching

[cellulartalk]

It took me a few days to figure out what was wrong but I've discovered that if you switch sim cards, it no longer just works. You will get a no signal message until you reset all of the settings and reactivate the phone via itunes or wifi.

More... (http://www.howardforum.com/showthread.php/1777852-iOS6-and-Sim-Card-switching?goto=newpost)

Courtesy of WestNet Wireless
www.westnet.ca