I have spoken to gamma and now have external calls working for outbound but nothing inbound.
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620632998-543669
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219424-3620632998-543661@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK23a91751052c59b37a674bf2232c3515
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8050197444223917890 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35076 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
935215mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620632998-543669
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219424-3620632998-543661@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK23a91751052c59b37a674bf2232c3515
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8050197444223917890 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35076 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
936224mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620632998-543669
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219424-3620632998-543661@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK23a91751052c59b37a674bf2232c3515
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8050197444223917890 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35076 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
936815mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633000-640734
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219458-3620633000-640726@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK5b79eafa8c9daa724533bb8aeeef5f98
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8020119524244023630 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35144 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
937331mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633000-640734
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219458-3620633000-640726@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK5b79eafa8c9daa724533bb8aeeef5f98
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8020119524244023630 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35144 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
938318mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633000-640734
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219458-3620633000-640726@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK5b79eafa8c9daa724533bb8aeeef5f98
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8020119524244023630 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35144 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
938903mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633002-720377
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219491-3620633002-720368@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK90578a4055e28b848904e54217d02a46
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8052106803637712007 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35210 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
939394mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633002-720377
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219491-3620633002-720368@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK90578a4055e28b848904e54217d02a46
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8052106803637712007 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35210 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
940394mS SIP Rx: UDP 88.215.61.201:5060 -> 192.168.1.240:5060
INVITE sip:01142479125@192.168.1.240;user=phone SIP/2.0
Max-Forwards: 69
Session-Expires: 3600;refresher=uac
Min-SE: 600
Supported: timer, 100rel
To: <sip:01142479125@88.215.61.201:5060;user=phone>
From: <sip:07876474762@88.215.61.201>;tag=3620633002-720377
P-Asserted-Identity: <sip:07876474762@88.215.61.201;user=phone>
Call-ID: 219491-3620633002-720368@MSX24.mydomain.com
CSeq: 1 INVITE
Allow: CANCEL, ACK, INVITE, BYE, OPTIONS, REGISTER, NOTIFY, INFO, REFER, SUBSCRIBE, PRACK, UPDATE, MESSAGE, PUBLISH
Via: SIP/2.0/UDP 88.215.61.201:5060;branch=z9hG4bK90578a4055e28b848904e54217d02a46
Contact: <sip:07876474762@88.215.61.201:5060>
Content-Type: application/sdp
Accept: application/sdp
Content-Length: 215
v=0
o=MSX24 8052106803637712007 1 IN IP4 88.215.61.201
s=sip call
c=IN IP4 88.215.61.202
t=0 0
m=audio 35210 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
Any help would be amazing.