• Record types : choose SRV.
• Hostname/cname : Service and protocol for SRV. The format should be "xxx(service).xxx(protocol)". Take above picture as reference, _sip is service and _tls is protocol.
• IP/Domain name : The target for SRV record.
• Priority : Multiple records have the same name and service. Priority is used to decide which record is prior.
• Weights : Multiple records have the same name, service and priority. Wieghts is used to decide which record is prior.
• Port : Enter the Port number.

Notice

• You can set 50 DNS records for free.
• If there is any mistake, it would make your record invaild.
• The SRV record does not include TTS.