72
Useful Information on Internet Access
Configuration Examples
■
The protocol will function with-
out TCP/UDP port numbers, e.g.
ICMP or IGMP.
The OpenCom 100 NAT has suitable
processes for ensuring the functions
of many important protocols af-
fected by these rules. These are the
protocols FTP (in “active” mode), Cu-
SeeMe (“videoconferencing”), IRC
(“chat”), ICMP errors (“traceroute”)
and ICMP echo (“ping”).
Protocols which require inward-di-
rected connection establishment
can be configured in the
Net Config-
uration
:
Port Access
menu. For fur-
ther information, refer to the online
help of this menu.
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