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Setting SSL access level
Sentry SSL supports configuration of SSL connections as being either optional or required. The default
access level is set to optional.
• Optional –Both non-secure (HTTP) and SSL encrypted connections (HTTPS) are allowed access.
• Required – ONLY SSL encrypted connections (HTTPS) are allowed access.
Select Optional or Required from the Secure Access drop-down menu and press Apply.
Serial Ports
The Serial Ports configuration page is used for maintenance of all serial ports.
NOTE: Pass-Thru connections may only be initiated from the command line interface via a direct serial or Telnet session.
Setting the data-rate for all serial ports:
Select the serial port data-rate from the drop-down menu and press Apply.
Setting the serial port timeout value:
Enter the timeout value (in minutes) in the Connection Timeout field and press Apply.
Creating a descriptive serial port name:
Click on the Edit link in the Action column next to the port to be configured.
On the subsequent Serial Port Edit page, enter the descriptive name. Up to 24 alphanumeric and other typeable
characters (ASCII 33 to 126 decimal, spaces and colon characters are not allowed) are allowed. Press Apply.
NOTE: Port names ‘1’ thru ‘64’, ‘CONSOLE’ and ‘MODEM’ are reserved system names and may not be used.
Enabling or disabling serial port active signal checking:
Click on the Edit link in the Action column next to the port to be configured.
On the subsequent Serial Port Edit page, select On or Off from the DSR Check drop-down menu and press Apply.
Enabling or disabling modem initialization strings:
By default, the Sentry assumes an external modem is attached to the Modem port and sends
initialization strings to that modem as necessary. The Sentry sends the initialization strings under the
following conditions:
• System start –DSR is high and DCD is low
• Normal operations – If DSR transitions from low to high and DCD is low
• Normal operations – After a session initiated from the Modem port ends
• Normal operations – After a Pass-Thru connection to the Modem port is disconnected
Click on the Edit link in the Modem port Action column.
On the subsequent Serial Port Edit page, select On or Off from the Modem Initializations drop-down
menu and press Apply.
Sentry PT22 Operations • 15
Installation and Operations Manual