When this box is checked, you are notified that the connection to your remote computer is remaining open even though you've closed your session document. If you don't want this reminder, click this checkbox. 

This option is not available because the Hold Connection option is not checked.

To receive notice that your connection is staying open when you close your session document, click this checkbox. Your session document is the window through which you communicate with your computer.

When this box is checked, you can close your session document without disconnecting from the remote computer. To disconnect when you end a computer session, click this checkbox.

To end your session with a remote computer without closing the serial connection to it, click this checkbox. 

Handshaking controls the flow of data between computers so that none gets lost. To control data flow, choose a handshaking method from this pop-up menu.

This area displays the ports through which your Macintosh communicates with other devices. To select a port, click its icon.

To set the number of stop bits used to mark the end of a transmitted character, choose a number from this pop-up menu.

Parity is a simple technique for identifying transmission errors in characters. To turn on parity checking, choose a parity type from this pop-up menu.

To specify the number of bits in a character, choose an item from this pop-up menu. 

To set the speed at which data is transmitted between your Macintosh and another computer, choose an item from this pop-up menu. Each item specifies the number of data bits sent per second.

Allows the remote computer to temporarily stop your Macintosh from sending data so that none is lost. Your Macintosh cannot stop the remote computer from sending data, however. Requires a special RS-232 cable.

Allows your Macintosh to prevent loss of incoming data by signaling the remote computer to stop sending it. The remote computer cannot signal your Macintosh to stop sending data, however. Requires a special RS-232 cable.

Allows both your Macintosh and the remote computer to temporarily stop and start data transmission to prevent loss of data.  Requires a special RS-232 cable.

Allows your Macintosh to prevent loss of incoming data by sending Control-S and Control-Q characters to the remote computer.

Specifies no handshaking.

Receiving computer expects incoming characters to have an odd number of 1's.

Receiving computer expects incoming characters to have an even number of 1's.

Specifies no parity checking.