Port range on networker server:

Service ports: 7937-9936
Connection ports: 0-0


And Port range on the client:

Service ports: 7937-9936
Connection ports: 0-0

TCP and UDP ports 111, 7937 and 7938 are opened bidirectional. Telnet onto 
these ports work fine.

>From server:
[root@networker-server]# telnet networker-client 111
Trying 1.1.1.1...
Connected to networker-client (1.1.1.1).
Escape character is '^]'.
^]
telnet> q
Connection closed.
[root@networker-server]# telnet networker-client 7937
Trying 1.1.1.1...
Connected to networker-client (1.1.1.1).
Escape character is '^]'.
^]
telnet> q
Connection closed.
[root@networker-server]# telnet networker-client 7938
Trying 1.1.1.1...
Connected to networker-client (1.1.1.1).
Escape character is '^]'.
^]
telnet> q
Connection closed.
[root@networker-server]# telnet networker-client 7939
Trying 1.1.1.1...
telnet: connect to address 1.1.1.1: Connection refused
telnet: Unable to connect to remote host: Connection refused

>From client:
networker-client:~ # telnet networker-server 111
Trying 1.1.1.1...
Connected to networker-server.
Escape character is '^]'.
^]
telnet> q
Connection closed.
networker-client:~ # telnet networker-server 7937
Trying 1.1.1.1...
Connected to networker-server.
Escape character is '^]'.
^]
telnet> q
Connection closed.
networker-client:~ # telnet networker-server 7938
Trying 1.1.1.1...
Connected to networker-server.
Escape character is '^]'.
^]
telnet> q
Connection closed.
networker-client:~ # telnet networker-server 7939
Trying 1.1.1.1...
telnet: connect to address 1.1.1.1: Connection refused

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