Hi.
I have some doubts about sip server.
on the router I get these things as attacks:
2019-12-23 15:32:03
Client Device Infected 192.168.1.110 212.83.164.13 SIP Asterisk PJSIP Endpoint Presence Disclosure (CVE-2018-12227).
Repeats many times and looking at the ips sometimes from China ...