Hello. We have an issue with REGISTER to Provider.
When Provider answers 401 Kamailio don't send any REGISTER with
digest auth
IP ourservice.com.5068 > provider.dev.5060: UDP, length
468
Via: SIP/2.0/UDP
ourservice.com:5068;branch=z9hG4bK4238.45a4a626000000000000000000000000.0
CSeq: 10 REGISTER
Max-Forwards: 70
Content-Length: 0
User-Agent: kamailio (4.3.0-dev5 (x86_64/linux))
Expires: 360
IP provider.dev.5060 > ourservice.com.5068: UDP, length
572
E..XC...-.W.....
........DkJSIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP
ourservice.com:5068;branch=z9hG4bK4238.45a4a626000000000000000000000000.0;received=23.100.24.250
CSeq: 10 REGISTER
Server: FastTel SoftSwitch
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE,
NOTIFY, INFO, PUBLISH
Supported: replaces
WWW-Authenticate: Digest algorithm=MD5,
realm="provider.dev", nonce="63fc6951"
Content-Length: 0