ATCOM 5520 User Manual page 43

HTTP Port: set web browser port, the default is 80 port，if you want to
enhance system safety，you'd better change it into non-80 standard port；
Example: The IP address is 192.168.10.88. and the port value is 6090, the
accessing address is http://192.168.10.88:6090
Telnet Port:Set Telnet Port, the default is 23. You can change the value into
others. Example: The IP address is 192.168.1.88. the telnet port value is
6023, the accessing address is telnet 192.168.1.88:6023
RTP Initial Port: Set the RTP Initial Port. It is dynamic allocation.
RTP Port Quantity: Set the maximum quantity of RTP Port, the default is 200.
1）You need save the configuration and reboot the phone after set this page. 2）If
you modify the port of Telnet and HTTP, you would better set the value more than
1024 because the port value less than 1024 is system port reserved. 3）if you set
0 for the HTTP port, it will disable HTTP service.
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