26
12.3
... via WAN
NetGuardian WAN Link
Once WAN settings are provisioned, you can also connect to the NetGuardian over a WAN connection by
connecting to the T1 WAN port. Note: You don't have to be connected to a NetGuardian unit to use NGEdit.
You only need a connection to the unit to read or write configuration files to its NVRAM. You can use NGEdit on
an unconnected PC to create and store NetGuardian configuration files.
When the NetGuardian is properly connected over WAN, the Link LED will be green. The Status LED will blink
red for a few seconds during synchronization but should then always blink green. This indicates a successful LMI
connection, and the NetGuardian is communicating with the router.
Note: You can ping the NetGuardian for connectivity through the WAN port.
13
TTY Interface
The TTY interface initial configuration screen
The TTY interface is the NetGuardian's built-in provision controls for basic configuration of the NetGuardian.
Configure the NetGuardian's ethernet port settings, monitor the status of base and system alarms, operate control
relays, view live ping targets , view debug or create proxy connections to other ports.
To use the TTY interface with the NetGuardian, all you need is any PC with terminal emulation software (i.e.
Hyperterminal) and a connection to the NetGuardian. This connection can be a direct connection to the
NetGuardian's front panel craft port or a remote connection via Telnet or dial-up
Some initial software configuration must be performed before you can use a remote connection to the
NetGuardian. For Telnet, connect to the Net Guardian's IP address at port 2002 to access the configuration menus
after initial LAN/WAN setup. Telnet sessions are established at port 2002, not the standard Telnet port
as an added security measure.
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