Help with this event

[networkrevolt]

Hello, we keep getting this event, can someone tell me what is happing


Level
Warning
Event ID
30051
Date & Time
04/24/2024 4:16 PM
Details
Unidentified Incoming Call. Review INVITE and adjust source identification: INVITE sip:[email protected]:5060 SIP/2.0 Via: SIP/2.0/UDP 205.209.104.2:5659;branch=z9hG4bK2f6f7ce6-257e-3863-pih6dyqqsf3t8g61;rport=5659 Max-Forwards: 70 Contact: <sip:[email protected]:5659> To: <sip:[email protected]:5060> From: <sip:[email protected]:5659>;tag=tuitqyr1b23e77xe Call-ID: ljEJBehdf7MmyjGCioOyIVzFziHS2kK0B5zco2SC CSeq: 1 INVITE Content-Type: application/sdp User-Agent: Cisco-SIPGateway/IOS-12.x Content-Length: 741 v=0 o=- 1551542923 1551542924 IN IP4 205.209.104.2 s=cisco-sipgateway/ios-12x c=IN IP4 205.209.104.2 t=0 0 m=audio 20002 RTP/AVP 9 104 98 3 8 0 101 97 100 108 15 4 105 106 107 103 103 103 18 a=rtpmap:9 G722/8000 a=fmtp:9 bitrate=64000 a=rtpmap:104 G726-16/8000 a=rtpmap:98 iLBC/8000 a=fmtp:98 mode=20 a=rtpmap:3 GSM/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:101 telephone-event/8000 a=rtpmap:97 SPEEX/8000 a=rtpmap:100 SPEEX/16000 a=rtpmap:108 SPEEX/32000 a=rtpmap:15 G728/8000 a=rtpmap:4 G723/8000 a=rtpmap:105 G726-24/8000 a=rtpmap:106 G726-32/8000 a=rtpmap:107 G726-40/8000 a=rtpmap:103 L16/8000 a=rtpmap:103 L16/44000 a=rtpmap:103 L16/44000 a=rtpmap:18 G729/8000 a=fmtp:18 annexb=no a=sendrecv

 

[Alphabetic]

See this post

https://www.3cx.com/community/threads/phone-log-entry-unidentified-incoming-call.124300/

 

[bitn2]

I am also getting tons of this. But its always my own ip address. So i cant block them. Is this correct?

 

[Alphabetic]

what is IP 205.209.104.2? you could blacklist that. Could be spoof?

 

[bitn2]

Its the same IP that @networkrevolt has in his logs...Strange

 

[Alphabetic]

probably a bot doing the rounds. im sure it'll make it to the GBL shortly.

 

[MayurPatel]

in v18, its under Network/FQDN on/off Direct SIP, where is direct SIP settings in v20?

 

[Alphabetic]

Settings > General but this wont make a difference