Case Communications 6401 Rugged ADSL Router Manual – Rev 1.5
SECTION 5 – ADVANCED CONFIGURATION Page 5.28
NAT -- Port Triggering – explanation of the options.
Some applications such as games, video conferencing, remote access applications and others require
that specific ports in the Router's firewall be opened for access by the applications. You can configure
the port settings from this screen by selecting an existing application or creating your own (Custom
application) and click "Save/Apply" to add it.
Remaining number of entries that can be configured: 32
Use Interface: A drop down menu shows the interfaces available. These are the interfaces
previously configured under the WAN Interface.
Service Name: Select a service name from the drop down list. If selecting a pre-defined
service the 6401 will automatically complete the port and protocol values.
Custom Service. You can add your own service in this field
Trigger Port Start Enter the port range from wish to trigger to open the firewall. For example
we may want to open the firewall for an application which uses ports 5400
to 5500, so we enter 5400 in this first column.
Trigger Port End Enter the last port in the range, for example 5400 to 5500.
Trigger Protocol: Enter the protocol that is to be operated via the port, the options are TCP
and UDP, TCP only UDP only.
Open Port Start This is the protocol Start Value used to open the port. For example open
port on 200000
Open Port End This is the protocol End Value used to close the port. For example close port
on 20059
Open protocol Enter the protocol that is to open the port, the options are TCP and UDP,
TCP only UDP only.
Having selected apply a summary of the configuration is provided as shown below
Note: If you select an application from the drop-down list, the fields will be automatically added for
you.
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