Remote Ip Phones Behind Nat - Altigen ACM 6.7 Administrator's Manual

Remote IP Phones Behind NAT

For remote IP phones behind NAT, you don't need to do any configuration. However, if
the remote firewall/NAT router blocks outgoing traffic, then you will need to open the
following ports on the remote firewall/NAT router:
• UDP 10060
• UDP 30,000~31,000
• TCP 10064
MAXCS ACM 6.7 Administration Manual 441