SIP/2.0 401 Unauthorized - Third-party Grands team SIP Devices

[Imran555]

Hello Guys,

i have situation Avaya IP office 500v2 Upgraded version to 11.1.3.1.0.34
and after upgrade our grand stream wireless devices started unregistering while roaming and only way to re-register is to reboot device.
in avaya monitor we see logs as following,

07:26:41 255949947mS SIP Reg/Opt Tx: phone
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 172.x.x.x:5060;branch=z9hG4bK749831285;rport
From: <sip:3007@172.x.x.x>;tag=197253177
Call-ID: 716106528-5060-2@BHC.BG.BG.DE
CSeq: 2913 REGISTER
User-Agent: IP Office 11.1.3.1.0 build 34
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,REFER,NOTIFY,INFO,SUBSCRIBE,REGISTER,PUBLISH

http://WWW-Authenticate:

Digest nonce="bb7ca8bafe2a9462d2be",realm="ipoffice",algorithm=MD5
Server: IP Office 11.1.3.1.0 build 34
To: <sip:3007@172.x.x.x>;tag=6c80f17ac6752eef
Content-Length: 0
Other Hand on Gradstream SIP configuration is attached Screen shot,

 

[Westi]

That is a known Grandstream issue. When they lose the connection then they try to re-register with the old credentials while the IP Office wants to treat it as a new connection with new encrypted password.

https://www.tek-tips.com/viewthread.cfm?qid=1829783

Joe
FHandw, ACSS, ACIS

https://www.millsidetc.com/

 

[Imran555]

Thank you @Westi.
will look in this direction.