ICP DAS USA M2M-720-A Faq page 14

Step6: If Client connects to Server via internet, please confirm there is
no firewall before the Server.
The Server uses several communication ports of Ethernet, as
shown in the below.
Communication Port
Please make sure the communication ports are available. The
user can contact with MIS or Internet Service Provider, or the
user can test the communication ports are available or
unavailable by network exploration utility. Ex: NMAP.
About the NMAP, please refer to http://nmap.org/, the user can
M2M-720-A FAQ (Version 1.20, Oct/2012)
Service
Web Server
FTP Server
Telnet Server
SSH Server
VSoIP function
VxComm function
Port number
80
21
23
22
443
10000, 10001
note
default
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