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Category: Kamailio IMS

Setting up DNS records for Kamailio 4.x platform

Our IMS clients will use DNS service to resolve which transport protocol to preferr and which server provides that SIP service. Therefore we need for this purpose working DNS server with valid delegated zones. In our case we are administrating own DNS zone named So we will add required resource records, first we add NAPTR records and then valid SRV and A records

So, prepare your DNS records, in our case:

Kamailio 4.x IMS – Installing HSS

This HSS implementation uses as its backend MySQL database, so we need install mysql server also on this host. This step of installing mysql server you need to accomplish before installation of HSS, because HSS package executes post-installation scripts that creates HSS database with tables and users and this step needs functional and running mysql server.

During mysql installation you will be asked for mysql root password, which will be needed in some next steps: