Cisco Systems 1.3.0 manual SIP Phone to Pstn Call Blocking

			SIP Phone to PSTN: Call Blocking
sip-res:	SIP/2.0 403	Forbidden [192.168.26.220:6072->192.168.26.180:6060]
Header:		Via: SIP/2.0/UDP 192.168.26.180:6060;branch=2
Header:		Via: SIP/2.0/UDP 192.168.26.12:5060
Header:		From: <sip:6715@192.168.26.12:5060>
Header:		To: <sip:914083831059@192.168.26.180:5060>
Header:		Call-ID: c2943000-d061261-221d950-2e323931@192.168.26.12
Header:		CSeq: 100 INVITE
Header:		Content-Length: 0
-----------------------------------------------------------------
		SIP Headers
-----------------------------------------------------------------
sip-req:	ACK sip:914083831059@192.168.26.220:6072;user=phone SIP/2.0
[192.168.26.180:6060->192.168.26.220:6072]
Header:		Via: SIP/2.0/UDP 192.168.26.180:6060;branch=2
Header:		From: <sip:6715@192.168.26.12:5060>
Header:		To: <sip:914083831059@192.168.26.180:5060>
Header:		Call-ID: c2943000-d061261-221d950-2e323931@192.168.26.12
Header:		CSeq: 100 ACK
Header:		Content-Length: 0
-----------------------------------------------------------------
		SIP Headers
-----------------------------------------------------------------
sip-res:	SIP/2.0 403	Forbidden [192.168.26.180:6060->192.168.26.12:5060]
Header:		Via: SIP/2.0/UDP 192.168.26.12:5060
Header:		From: <sip:6715@192.168.26.12:5060>
Header:		To: <sip:914083831059@192.168.26.180:5060>
Header:		Call-ID: c2943000-d061261-221d950-2e323931@192.168.26.12
Header:		CSeq: 100 INVITE
Header:		Content-Length: 0
-----------------------------------------------------------------
		SIP Headers
-----------------------------------------------------------------
sip-req:	ACK sip:914083831059@192.168.26.180 SIP/2.0		[192.168.26.12:50420-
>192.168.26.180:6060]
Header:		Via: SIP/2.0/UDP 192.168.26.12:5060
Header:		From: sip:6715@192.168.26.12
Header:		To: <sip:914083831059@192.168.26.180:5060>
Header:		Call-ID: c2943000-d061261-221d950-2e323931@192.168.26.12
Header:		CSeq: 100 ACK
Header:		Content-Length: 0
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C-55