Xblue Networks X-50 Installation Manual page 120

Advanced Programming
NAT Port Triggering
Use Interface -
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Select an application - The user may create their own or use one of the of the preprogrammed
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commonly used services.
Custom application - If used, this required field allows the administrator to enter a name to be used for
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the custom application.
Port Trigger Start - Enter the start port number that will be passed through the firewall.
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Port Trigger End - Enter the end port number, no more than 40 ports greater than the start port, that
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will be passed through the firewall.
Trigger Protocol - Select the protocol to be used TCP, UDP or Both.
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Open Port Start - Enter the internal start port that will be opened in the firewall.
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Open Port End - Enter the internal end port that will be opened in the firewall.
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Open Protocol - Select the protocol, TCP, UDP or Both, that will be opened
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