B.2 Firewall passage directions
The following tables show the firewall passage directions.
Connection type |
Product at server |
Port number (example) |
Firewall passage direction |
Product at client |
Port number |
---|---|---|---|---|---|
Control connection |
JP1/FTP |
20125/tcp |
<- |
JP1/FTP# |
ANY/tcp |
Data connection |
JP1/FTP |
20124/tcp |
-> |
JP1/FTP# |
ANY/tcp |
Connection type |
Product at server |
Port number (example) |
Firewall passage direction |
Product at client |
Port number |
---|---|---|---|---|---|
Control connection |
JP1/FTP |
20125/tcp |
<- |
JP1/FTP# |
ANY/tcp |
Data connection |
JP1/FTP |
ANY/tcp |
<- |
JP1/FTP# |
ANY/tcp |
- #
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If the product at the client is not JP1/FTP, the port number depends on that product.
ANY means that an available port number assigned by the OS is to be used. In this case, the range of available port numbers depends on the OS.