User guide

Chapter 5: Network Settings and Services
26
3. Fixed TCP Window is checked by default, enabling SSH connection
to work under the Windows Vista
®
operating system.
Note: Some Operating Systems may require TCP window scaling for
successful SSH connections, in which case, the „Fixed TCP Window‟
option needs to be disabled.
Note: Customers experiencing slow SSH connectivity in Dominion
SX 3.1.5 or select theDominion SX 3.1.6 after upgrading to Dominion
SX 3.1.7 should enable the ssh enable true setting to avoid this issue
in the future.
4. Click OK.
Configuring Modem Access
To set up SX access via a modem:
1. Choose Setup > Modem. The Modem Settings page opens.
2. Select the Enable Modem check box to enable modem access.
3. For the Modem Access Mode, do one of the following:
a. Select All to allow modem access to all modems. Looks for a
PPP signal and falls back to allow console access if the PPP
signal is not detected. In this mode, Modem Dial Back cannot be
enabled.
b. Select PPP Only to allow only PPP connections. Allows GUI,
SSH and Telnet access (if enabled).