TRUNK Dial failed due to CHANUNAVAIL HANGUPCAUSE: 21 - failing through to other trun

Hello, I am having problem with my trunk configuration on FreePBX
Trying to make a call and receive : All circuits are busy …

Here is my sip debug for a call :
AsteriskTirana*CLI> sip set debug peer 200
SIP Debugging Enabled for IP: 10.80.1.128
<— SIP read from UDP:10.80.1.128:65104 —>
<— SIP read from UDP:10.80.1.128:65104 —>
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—356ee14c19498168;rp
Max-Forwards: 70
Contact: sip:[email protected]:65104;rinstance=4c08f58161183211
To: sip:[email protected]
From: sip:[email protected];tag=7c427547
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 1 INVITE
Allow: SUBSCRIBE, NOTIFY, INVITE, ACK, CANCEL, BYE, REFER, INFO, OPTIONS, MESSAG E
Content-Type: application/sdp
Supported: replaces
User-Agent: X-Lite release 5.0.1 stamp 86895
Content-Length: 213
v=0
o=- 13151415067516635 1 IN IP4 10.80.1.128
s=X-Lite release 5.0.1 stamp 86895
c=IN IP4 10.80.1.128
t=0 0
m=audio 60474 RTP/AVP 9 8 0 3 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
<------------->
— (13 headers 9 lines) —
Sending to 10.80.1.128:65104 (NAT)
Sending to 10.80.1.128:65104 (NAT)
Using INVITE request as basis request - 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWI xNzkxMjE
Found peer ‘200’ for ‘200’ from 10.80.1.128:65104

<— Reliably Transmitting (NAT) to 10.80.1.128:65104 —>
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—356ee14c19498168;re ceived=10.80.1.128;rport=65104
From: sip:[email protected];tag=7c427547
To: sip:[email protected];tag=as06028f4a
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 1 INVITE
Server: FPBX-AsteriskNOW-12.0.76.4(11.16.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLIS H, MESSAGE
Supported: replaces, timer
WWW-Authenticate: Digest algorithm=MD5, realm=“asterisk”, nonce="7a4c2ad2"
Content-Length: 0

Scheduling destruction of SIP dialog ‘86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxN zkxMjE’ in 6400 ms (Method: INVITE)

<— SIP read from UDP:10.80.1.128:65104 —>
ACK sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—356ee14c19498168;rp ort
Max-Forwards: 70
To: sip:[email protected];tag=as06028f4a
From: sip:[email protected];tag=7c427547
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 1 ACK
Content-Length: 0

<— SIP read from UDP:10.80.1.128:65104 —>
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—d74df333be557070;rp ort
Max-Forwards: 70
Contact: sip:[email protected]:65104;rinstance=4c08f58161183211
To: sip:[email protected]
From: sip:[email protected];tag=7c427547
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 2 INVITE
Allow: SUBSCRIBE, NOTIFY, INVITE, ACK, CANCEL, BYE, REFER, INFO, OPTIONS, MESSAG E
Content-Type: application/sdp
Supported: replaces
User-Agent: X-Lite release 5.0.1 stamp 86895
Authorization: Digest username=“200”,realm=“asterisk”,nonce=“7a4c2ad2”,uri=“sip: [email protected]”,response=“c9d7e731e095880d2c5d99c1c9d2f5dd”,algorithm=MD 5
Content-Length: 213

v=0
o=- 13151415067516635 1 IN IP4 10.80.1.128
s=X-Lite release 5.0.1 stamp 86895
c=IN IP4 10.80.1.128
t=0 0
m=audio 60474 RTP/AVP 9 8 0 3 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
<------------->
— (14 headers 9 lines) —
Sending to 10.80.1.128:65104 (NAT)
Using INVITE request as basis request - 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWI xNzkxMjE
Found peer ‘200’ for ‘200’ from 10.80.1.128:65104
== Using SIP RTP TOS bits 184
== Using SIP RTP CoS mark 5
Found RTP audio format 9
Found RTP audio format 8
Found RTP audio format 0
Found RTP audio format 3
Found RTP audio format 101
Found audio description format telephone-event for ID 101
Capabilities: us - (g723|gsm|ulaw|alaw|g726|g729), peer - audio=(gsm|ulaw|alaw|g 722)/video=(nothing)/text=(nothing), combined - (gsm|ulaw|alaw)
Non-codec capabilities (dtmf): us - 0x1 (telephone-event|), peer - 0x1 (telephon e-event|), combined - 0x1 (telephone-event|)
Peer audio RTP is at port 10.80.1.128:60474
Looking for 0697099944 in from-internal (domain 10.80.1.246)
list_route: hop: sip:[email protected]:65104;rinstance=4c08f58161183211

<— Transmitting (NAT) to 10.80.1.128:65104 —>
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—d74df333be557070;re ceived=10.80.1.128;rport=65104
From: sip:[email protected];tag=7c427547
To: sip:[email protected]
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 2 INVITE
Server: FPBX-AsteriskNOW-12.0.76.4(11.16.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLIS H, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5060
Content-Length: 0

<------------>
– Executing [0697099944@from-internal:1] Macro(“SIP/200-0000015d”, “user-ca llerid,LIMIT,EXTERNAL,”) in new stack
– Executing [s@macro-user-callerid:1] Set(“SIP/200-0000015d”, “TOUCH_MONITO R=1506941468.349”) in new stack
– Executing [s@macro-user-callerid:2] Set(“SIP/200-0000015d”, “AMPUSER=200” ) in new stack
– Executing [s@macro-user-callerid:3] GotoIf(“SIP/200-0000015d”, “0?report” ) in new stack
– Executing [s@macro-user-callerid:4] ExecIf(“SIP/200-0000015d”, “1?Set(REA LCALLERIDNUM=200)”) in new stack
– Executing [s@macro-user-callerid:5] Set(“SIP/200-0000015d”, “AMPUSER=200” ) in new stack
– Executing [s@macro-user-callerid:6] GotoIf(“SIP/200-0000015d”, “0?limit”) in new stack
– Executing [s@macro-user-callerid:7] Set(“SIP/200-0000015d”, “AMPUSERCIDNA ME=200”) in new stack
– Executing [s@macro-user-callerid:8] GotoIf(“SIP/200-0000015d”, “0?report” ) in new stack
– Executing [s@macro-user-callerid:9] Set(“SIP/200-0000015d”, “AMPUSERCID=2 00”) in new stack
– Executing [s@macro-user-callerid:10] Set(“SIP/200-0000015d”, “__DIAL_OPTI ONS=Ttr”) in new stack
– Executing [s@macro-user-callerid:11] Set(“SIP/200-0000015d”, “CALLERID(al l)=“200” <200>”) in new stack
– Executing [s@macro-user-callerid:12] GotoIf(“SIP/200-0000015d”, “0?limit” ) in new stack
– Executing [s@macro-user-callerid:13] ExecIf(“SIP/200-0000015d”, “1?Set(GR OUP(concurrency_limit)=200)”) in new stack
– Executing [s@macro-user-callerid:14] GosubIf(“SIP/200-0000015d”, “7?sub-c css,s,1(from-internal,0697099944)”) in new stack
– Executing [s@sub-ccss:1] ExecIf(“SIP/200-0000015d”, “0?Return()”) in new stack
– Executing [s@sub-ccss:2] Set(“SIP/200-0000015d”, “CCSS_SETUP=TRUE”) in ne w stack
– Executing [s@sub-ccss:3] GosubIf(“SIP/200-0000015d”, “0?monitor_config,1( from-internal,0697099944):monitor_default,1(from-internal,0697099944)”) in new s tack
– Executing [monitor_default@sub-ccss:1] GotoIf(“SIP/200-0000015d”, “0?is_e xten”) in new stack
– Executing [monitor_default@sub-ccss:2] StackPop(“SIP/200-0000015d”, “”) i n new stack
– Executing [monitor_default@sub-ccss:3] Return(“SIP/200-0000015d”, “FALSE” ) in new stack
– Executing [s@macro-user-callerid:15] ExecIf(“SIP/200-0000015d”, “0?Set(CH ANNEL(language)=)”) in new stack
– Executing [s@macro-user-callerid:16] GotoIf(“SIP/200-0000015d”, “1?contin ue”) in new stack
– Goto (macro-user-callerid,s,30)
– Executing [s@macro-user-callerid:30] Set(“SIP/200-0000015d”, “CALLERID(nu mber)=200”) in new stack
– Executing [s@macro-user-callerid:31] Set(“SIP/200-0000015d”, “CALLERID(na me)=200”) in new stack
– Executing [s@macro-user-callerid:32] Set(“SIP/200-0000015d”, “CDR(cnum)=2 00”) in new stack
– Executing [s@macro-user-callerid:33] Set(“SIP/200-0000015d”, “CDR(cnam)=2 00”) in new stack
– Executing [s@macro-user-callerid:34] Set(“SIP/200-0000015d”, “CHANNEL(lan guage)=en”) in new stack
– Executing [0697099944@from-internal:2] Gosub(“SIP/200-0000015d”, “sub-rec ord-check,s,1(out,0697099944,dontcare)”) in new stack
– Executing [s@sub-record-check:1] GotoIf(“SIP/200-0000015d”, “0?initialize d”) in new stack
– Executing [s@sub-record-check:2] Set(“SIP/200-0000015d”, “__REC_STATUS=IN ITIALIZED”) in new stack
– Executing [s@sub-record-check:3] Set(“SIP/200-0000015d”, “NOW=1506941468” ) in new stack
– Executing [s@sub-record-check:4] Set(“SIP/200-0000015d”, “__DAY=02”) in n ew stack
– Executing [s@sub-record-check:5] Set(“SIP/200-0000015d”, “__MONTH=10”) in new stack
– Executing [s@sub-record-check:6] Set(“SIP/200-0000015d”, “__YEAR=2017”) i n new stack
– Executing [s@sub-record-check:7] Set(“SIP/200-0000015d”, “__TIMESTR=20171 002-125108”) in new stack
– Executing [s@sub-record-check:8] Set(“SIP/200-0000015d”, "__FROMEXTEN=200 “) in new stack
– Executing [s@sub-record-check:9] Set(“SIP/200-0000015d”, “__MON_FMT=wav”) in new stack
– Executing [s@sub-record-check:10] NoOp(“SIP/200-0000015d”, “Recordings in itialized”) in new stack
– Executing [s@sub-record-check:11] ExecIf(“SIP/200-0000015d”, “0?Set(ARG3= dontcare)”) in new stack
– Executing [s@sub-record-check:12] Set(“SIP/200-0000015d”, “REC_POLICY_MOD E_SAVE=”) in new stack
– Executing [s@sub-record-check:13] ExecIf(“SIP/200-0000015d”, “0?Set(REC_S TATUS=NO)”) in new stack
– Executing [s@sub-record-check:14] GotoIf(“SIP/200-0000015d”, “3?checkacti on”) in new stack
– Goto (sub-record-check,s,17)
– Executing [s@sub-record-check:17] GotoIf(“SIP/200-0000015d”, “1?sub-recor d-check,out,1”) in new stack
– Goto (sub-record-check,out,1)
– Executing [out@sub-record-check:1] NoOp(“SIP/200-0000015d”, “Outbound Rec ording Check from 200 to 0697099944”) in new stack
– Executing [out@sub-record-check:2] Set(“SIP/200-0000015d”, “RECMODE=dontc are”) in new stack
– Executing [out@sub-record-check:3] ExecIf(“SIP/200-0000015d”, “1?Goto(rou tewins)”) in new stack
– Goto (sub-record-check,out,7)
– Executing [out@sub-record-check:7] Gosub(“SIP/200-0000015d”, “recordcheck ,1(dontcare,out,0697099944)”) in new stack
– Executing [recordcheck@sub-record-check:1] NoOp(“SIP/200-0000015d”, “Star ting recording check against dontcare”) in new stack
– Executing [recordcheck@sub-record-check:2] Goto(“SIP/200-0000015d”, “dont care”) in new stack
– Goto (sub-record-check,recordcheck,3)
– Executing [recordcheck@sub-record-check:3] Return(“SIP/200-0000015d”, “”) in new stack
– Executing [out@sub-record-check:8] Return(“SIP/200-0000015d”, “”) in new stack
– Executing [0697099944@from-internal:3] ExecIf(“SIP/200-0000015d”, “0 ?Set (CDR(accountcode)=)”) in new stack
– Executing [0697099944@from-internal:4] Set(“SIP/200-0000015d”, “MOHCLASS= default”) in new stack
– Executing [0697099944@from-internal:5] Set(“SIP/200-0000015d”, “NODEST=" ) in new stack
– Executing [0697099944@from-internal:6] Macro(“SIP/200-0000015d”, “dialout -trunk,1,0697099944,off”) in new stack
– Executing [s@macro-dialout-trunk:1] Set(“SIP/200-0000015d”, "DIAL_TRUNK=1 ") in new stack
– Executing [s@macro-dialout-trunk:2] GosubIf(“SIP/200-0000015d”, “0?sub-pi ncheck,s,1()”) in new stack
– Executing [s@macro-dialout-trunk:3] GotoIf(“SIP/200-0000015d”, “0?disable trunk,1”) in new stack
– Executing [s@macro-dialout-trunk:4] Set(“SIP/200-0000015d”, “DIAL_NUMBER= 0697099944”) in new stack
– Executing [s@macro-dialout-trunk:5] Set(“SIP/200-0000015d”, “DIAL_TRUNK_O PTIONS=Ttr”) in new stack
– Executing [s@macro-dialout-trunk:6] Set(“SIP/200-0000015d”, “OUTBOUND_GRO UP=OUT_1”) in new stack
– Executing [s@macro-dialout-trunk:7] GotoIf(“SIP/200-0000015d”, “1?nomax”) in new stack
– Goto (macro-dialout-trunk,s,9)
– Executing [s@macro-dialout-trunk:9] GotoIf(“SIP/200-0000015d”, “0?skipout cid”) in new stack
– Executing [s@macro-dialout-trunk:10] Set(“SIP/200-0000015d”, "DIAL_TRUNK
OPTIONS=Tt”) in new stack
– Executing [s@macro-dialout-trunk:11] Macro(“SIP/200-0000015d”, “outbound- callerid,1”) in new stack
– Executing [s@macro-outbound-callerid:1] ExecIf(“SIP/200-0000015d”, “0?Set (CALLERPRES()=)”) in new stack
– Executing [s@macro-outbound-callerid:2] ExecIf(“SIP/200-0000015d”, “0?Set (REALCALLERIDNUM=200)”) in new stack
– Executing [s@macro-outbound-callerid:3] GotoIf(“SIP/200-0000015d”, “1?nor mcid”) in new stack
– Goto (macro-outbound-callerid,s,6)
– Executing [s@macro-outbound-callerid:6] Set(“SIP/200-0000015d”, “USEROUTC ID=”) in new stack
– Executing [s@macro-outbound-callerid:7] Set(“SIP/200-0000015d”, “EMERGENC YCID=”) in new stack
– Executing [s@macro-outbound-callerid:8] Set(“SIP/200-0000015d”, “TRUNKOUT CID=”) in new stack
– Executing [s@macro-outbound-callerid:9] GotoIf(“SIP/200-0000015d”, “1?tru nkcid”) in new stack
– Goto (macro-outbound-callerid,s,14)
– Executing [s@macro-outbound-callerid:14] ExecIf(“SIP/200-0000015d”, “0?Se t(CALLERID(all)=)”) in new stack
– Executing [s@macro-outbound-callerid:15] ExecIf(“SIP/200-0000015d”, “0?Se t(CALLERID(all)=)”) in new stack
– Executing [s@macro-outbound-callerid:16] ExecIf(“SIP/200-0000015d”, “0?Se t(CALLERID(all)=)”) in new stack
– Executing [s@macro-outbound-callerid:17] ExecIf(“SIP/200-0000015d”, “0?Se t(CALLERPRES()=prohib_passed_screen)”) in new stack
– Executing [s@macro-outbound-callerid:18] Set(“SIP/200-0000015d”, “CDR(out bound_cnum)=200”) in new stack
– Executing [s@macro-outbound-callerid:19] Set(“SIP/200-0000015d”, “CDR(out bound_cnam)=200”) in new stack
– Executing [s@macro-dialout-trunk:12] GosubIf(“SIP/200-0000015d”, “1?sub-f lp-1,s,1()”) in new stack
– Executing [s@sub-flp-1:1] ExecIf(“SIP/200-0000015d”, “1?Return()”) in new stack
– Executing [s@macro-dialout-trunk:13] Set(“SIP/200-0000015d”, “OUTNUM=0697 099944”) in new stack
– Executing [s@macro-dialout-trunk:14] Set(“SIP/200-0000015d”, “custom=SIP/ OUT”) in new stack
– Executing [s@macro-dialout-trunk:15] ExecIf(“SIP/200-0000015d”, “0?Set(DI AL_TRUNK_OPTIONS=M(setmusic^default)Tt)”) in new stack
– Executing [s@macro-dialout-trunk:16] ExecIf(“SIP/200-0000015d”, “0?Set(DI AL_TRUNK_OPTIONS=TtM(confirm))”) in new stack
– Executing [s@macro-dialout-trunk:17] Macro(“SIP/200-0000015d”, “dialout-t runk-predial-hook,”) in new stack
– Executing [s@macro-dialout-trunk-predial-hook:1] MacroExit(“SIP/200-00000 15d”, “”) in new stack
– Executing [s@macro-dialout-trunk:18] GotoIf(“SIP/200-0000015d”, “0?bypass ,1”) in new stack
– Executing [s@macro-dialout-trunk:19] ExecIf(“SIP/200-0000015d”, “1?Set(CO NNECTEDLINE(num,i)=0697099944)”) in new stack
– Executing [s@macro-dialout-trunk:20] ExecIf(“SIP/200-0000015d”, “1?Set(CO NNECTEDLINE(name,i)=CID:200)”) in new stack
– Executing [s@macro-dialout-trunk:21] GotoIf(“SIP/200-0000015d”, “0?custom trunk”) in new stack
– Executing [s@macro-dialout-trunk:22] Dial(“SIP/200-0000015d”, “SIP/OUT/06 97099944,300,Tt”) in new stack
== Using SIP RTP TOS bits 184
== Using SIP RTP CoS mark 5
– Called SIP/OUT/0697099944
[2017-10-02 12:51:08] WARNING[1818][C-00000100]: chan_sip.c:23134 handle_respons e_invite: Received response: “Forbidden” from ‘“200” sip:[email protected];tag=a s521ac842’
== Everyone is busy/congested at this time (1:0/0/1)
– Executing [s@macro-dialout-trunk:23] NoOp(“SIP/200-0000015d”, “Dial faile d for some reason with DIALSTATUS = CHANUNAVAIL and HANGUPCAUSE = 21”) in new st ack
– Executing [s@macro-dialout-trunk:24] GotoIf(“SIP/200-0000015d”, “0?contin ue,1:s-CHANUNAVAIL,1”) in new stack
– Goto (macro-dialout-trunk,s-CHANUNAVAIL,1)
– Executing [s-CHANUNAVAIL@macro-dialout-trunk:1] Set(“SIP/200-0000015d”, " RC=21”) in new stack
– Executing [s-CHANUNAVAIL@macro-dialout-trunk:2] Goto(“SIP/200-0000015d”, “21,1”) in new stack
– Goto (macro-dialout-trunk,21,1)
– Executing [21@macro-dialout-trunk:1] Goto(“SIP/200-0000015d”, "continue,1 ") in new stack
– Goto (macro-dialout-trunk,continue,1)
– Executing [continue@macro-dialout-trunk:1] NoOp(“SIP/200-0000015d”, “TRUN K Dial failed due to CHANUNAVAIL HANGUPCAUSE: 21 - failing through to other trun ks”) in new stack
– Executing [continue@macro-dialout-trunk:2] Set(“SIP/200-0000015d”, “CALLE RID(number)=200”) in new stack
– Executing [0697099944@from-internal:7] Macro(“SIP/200-0000015d”, “outisbu sy,”) in new stack
– Executing [s@macro-outisbusy:1] Progress(“SIP/200-0000015d”, “”) in new s tack
Audio is at 12824
Adding codec 100003 (ulaw) to SDP
Adding codec 100004 (alaw) to SDP
Adding codec 100002 (gsm) to SDP
Adding non-codec 0x1 (telephone-event) to SDP

<— Transmitting (NAT) to 10.80.1.128:65104 —>
SIP/2.0 183 Session Progress
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—d74df333be557070;re ceived=10.80.1.128;rport=65104
From: sip:[email protected];tag=7c427547
To: sip:[email protected];tag=as33a4d70a
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 2 INVITE
Server: FPBX-AsteriskNOW-12.0.76.4(11.16.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLIS H, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5060
Content-Type: application/sdp
Content-Length: 281

v=0
o=root 1995263485 1995263485 IN IP4 10.80.1.246
s=Asterisk PBX 11.16.0
c=IN IP4 10.80.1.246
t=0 0
m=audio 12824 RTP/AVP 0 8 3 101
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=sendrecv

-- Executing [s@macro-outisbusy:2] GotoIf("SIP/200-0000015d", "0?emergency,1                                                                                        ") in new stack
-- Executing [s@macro-outisbusy:3] GotoIf("SIP/200-0000015d", "0?intracompan                                                                                        y,1") in new stack
-- Executing [s@macro-outisbusy:4] Playback("SIP/200-0000015d", "all-circuit                                                                                        s-busy-now&pls-try-call-later, noanswer") in new stack
-- <SIP/200-0000015d> Playing 'all-circuits-busy-now.ulaw' (language 'en')
-- <SIP/200-0000015d> Playing 'pls-try-call-later.ulaw' (language 'en')
-- Executing [s@macro-outisbusy:5] Congestion("SIP/200-0000015d", "20") in n                                                                                        ew stack

<— Reliably Transmitting (NAT) to 10.80.1.128:65104 —>
SIP/2.0 503 Service Unavailable
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—d74df333be557070;re ceived=10.80.1.128;rport=65104
From: sip:[email protected];tag=7c427547
To: sip:[email protected];tag=as33a4d70a
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 2 INVITE
Server: FPBX-AsteriskNOW-12.0.76.4(11.16.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLIS H, MESSAGE
Supported: replaces, timer
X-Asterisk-HangupCause: Call Rejected
X-Asterisk-HangupCauseCode: 21
Content-Length: 0

<------------>
[2017-10-02 12:51:12] WARNING[22908][C-00000100]: channel.c:4860 ast_prod: Prodd ing channel ‘SIP/200-0000015d’ failed
== Spawn extension (macro-outisbusy, s, 5) exited non-zero on ‘SIP/200-0000015 d’ in macro ‘outisbusy’
== Spawn extension (from-internal, 0697099944, 7) exited non-zero on ‘SIP/200- 0000015d’
– Executing [h@from-internal:1] Hangup(“SIP/200-0000015d”, “”) in new stack
== Spawn extension (from-internal, h, 1) exited non-zero on 'SIP/200-0000015d’
Retransmitting #1 (NAT) to 10.80.1.128:65104:
SIP/2.0 503 Service Unavailable
Via: SIP/2.0/UDP 10.80.1.128:65104;branch=z9hG4bK-524287-1—d74df333be557070;re ceived=10.80.1.128;rport=65104
From: sip:[email protected];tag=7c427547
To: sip:[email protected];tag=as33a4d70a
Call-ID: 86895M2ZiYjdjYmNhZDU0NGQzMzA2MGU5NzRiYWIxNzkxMjE
CSeq: 2 INVITE
Server: FPBX-AsteriskNOW-12.0.76.4(11.16.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLIS H, MESSAGE
Supported: replaces, timer
X-Asterisk-HangupCause: Call Rejected
X-Asterisk-HangupCauseCode: 21
Content-Length: 0