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kurun · 08-06-2010, 01:15 PM

You may try forwarding both the SIP and RTP ports also to the SIP phone device IP address, and also use a STUN set up.
I have seen the above correct this problem in the past.

08-06-2010, 01:15 PM	#2
kurun Join Date: Sep 2006 Location: Toronto, Canada Posts: 568 Thanks: 70 Thanked 147 Times in 115 Posts	You may try forwarding both the SIP and RTP ports also to the SIP phone device IP address, and also use a STUN set up. I have seen the above correct this problem in the past.