Problems with Terminals

Problems with Terminals

The following section concerns problems with the appearance of data on your terminal screen.

The IOLAN logs me out after a few minutes:

zCheck the Idle Timer value set for the user. The default setting for the Idle Timer for all users is 0 seconds (does not timeout).

Corrupt data.

zCheck your line settings (baud rate, stop bits, etc.)

Missing data.

zVerify that the same type of flow control is set in both your terminal and on the IOLAN’s port.

Error message not permitted on a dumb terminal after typing the CLI command

screen.

zSet your Line to Termtype VT100, ANSI or WYSE60 (or other form of terminal emulation, if you have downloaded one). The default line type in the IOLAN is Dumb, which does not support the graphics characters necessary to view the text-based menus.

Screen corruption when using the text-based menu system.

zVerify that the terminal setup in the IOLAN matches your terminal.

zVerify that entries in the term file match your terminal setup.

zIf using a PC/computer, verify that the type of terminal emulation selected in your application matches those supported by the IOLAN.

When using the function keys on your keyboard, nothing happens or your sessions keep swapping.

zChange your Hotkey Prefix character. The function keys on the keyboards of some terminals (like WYSE60) send character sequences which begin with ^a; unfortunately, ^a is also the default Hotkey Prefix, which you use to switch between sessions. A valid alternative would be ^b (hex=02). If you are the system administrator, you can change any user’s Hotkey Prefix character.

When using a downloaded terminal definition, you are having problems using arrow keys.

zUse Ctrl-K, Ctrl-J, Ctrl-H and Ctrl-L for up, down, left and right respectively.

When switching from a session back to the text menus, both screen images are superimposed.

zPress ^r to redraw the screen.

INIT: Error in terminal file <filename>

zThis error indicates that you have exceeded the 80 character limit for one or more of the terminal capabilities defined in the reported file.

INIT: Error on line n in terminal file <filename>

zYou have omitted the = sign from the reported line.

Unknown IP Address

You have already configured the IOLAN and you do know your password, but have lost, misconfigured, or don't know the IP address of the IOLAN, and you cannot obtain a login.

zIf the IOLAN resides within the local network segment, you can use DeviceManager to find the

IOLAN.

zYou can connect directly to the serial port of the IOLAN, as explained in Through the Serial Port .

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Perle Systems DS1, TS2 manual Problems with Terminals, Unknown IP Address

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