I think that’s him redacting ip addresses.

Please increase debug and paste the log output when calling one of these users.

Have you tried removing use_domain?

On Wed, 2 Oct 2019 at 13:10, Julien Chavanton <jchavanton@gmail.com> wrote:
This looks unresolvable :
To: <sip:some_user@kamailio_ip:kamailio_port>;tag=a1384aaeda4d71b5edb13882669b943e.8468

If you are using registration based routing ex. lookup()

Check the contact header in the REGISTER message



On Wed, Oct 2, 2019 at 5:00 AM Zhan Bazarov <chiefkeeft@gmail.com> wrote:
modparam("usrloc", "db_url", DBURL)
modparam("usrloc", "db_mode", 3)
modparam("usrloc", "user_column", "username")
modparam("usrloc", "contact_column", "contact")
modparam("usrloc", "expires_column", "expires")
modparam("usrloc", "q_column", "q")
modparam("usrloc", "callid_column", "callid")
modparam("usrloc", "cseq_column", "cseq")
modparam("usrloc", "methods_column", "methods")
modparam("usrloc", "cflags_column", "cflags")
modparam("usrloc", "user_agent_column", "user_agent")
modparam("usrloc", "received_column", "received")
modparam("usrloc", "socket_column", "socket")
modparam("usrloc", "path_column", "path")
modparam("usrloc", "ruid_column", "ruid")
modparam("usrloc", "instance_column", "instance")
modparam("usrloc", "use_domain", 1)
modparam("usrloc", "matching_mode", 0)
modparam("usrloc", "timer_interval", 30)




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