What firewall ports do I open for the On-premise Server?

  • Updated
Zello Paid support

Name

Service

Ports

Protocol

PTT

ptt control & media

28225

TCP/UDP

PTT LOGIN

primary port

443, 8443

TCP

PTT WEB

http

80*, 8080

TCP

PTT LOGIN

secondary port

28229

TCP

PTT

ptt media

10000-49999

UDP

PTT

ptt control & media, secondary ports

110, 1080

TCP

Secondary ports are used when communication on the primary port(s) fails for any reason—such as blocking by ISP.

*Port 80 is an outdated port required for Zello Work PC version 2.4 or less.