#Kamailio #SIP server is #slop : https://github.com/kamailio/kamailio/pull/4699
https://github.com/kamailio/kamailio/pull/4640
https://github.com/kamailio/kamailio/pull/4491

topos: restore port/transport in contact URI for contact_mode=0 by thanhloi2603 · Pull Request #4699 · kamailio/kamailio
In 6.1 the contact-building logic in tps_storage_fill_contact was refactored into helper functions. The else branch (ctmode=0 SKEYUSER and ctmode=3 XAVPHOST) was unified into a single append_host_i...

