| Forum: International GSM prepaid cards  21-02-2007, 13:29 | 
	
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			Replies: 42
		 
			Views: 13,161
		 
			
				 United Mobile Network Busy 
 I received UM card yesterday I can receive calls but I got the "network busy" error when placing a call.
 Today I call UM customer service and the fix it in less than one minute. they said that...
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