Compaq t1000 - Terminal Thin Client PC Manual page 14

The Connect box is used to enter the name of the device which the server is requested to
assign to this Telnet session; it may be used when requesting either a terminal or a printer
session. (This is implemented as described in RFC 1646 and RFC 1647.)
The Associate box is available when the IBM 3270 Model option is set to 3287-1 (a
printer). It is used to request that the device name of the printer associated with a particular
terminal is assigned to this Telnet session. The name of the terminal is specified here.
(This is implemented as described in RFC 1647.)
When you achieve a TN3270E connection, the LU device name that you are connected as
displays on the status line. If the specified device is rejected by the server or host, then an
error message box displays indicating the reason.
TN3270E in implemented as described in RFC 1647. These options should not be changed
unless required by your System Administrator.
The Bind setting determines whether or not the server is allowed to send the SNA Bind
image and Unbind notification to the emulator.
When Responses is selected, positive and negative response handling is supported. It
allows the server to reflect to the emulator any and all definite, exception, and no response
requests sent by the host application.
When SysReq is selected, some (or all, depending on the server) of the functions of the
SysReq key are emulated and the server in an SNA environment.
The LU1 and LU3 Printer options are available when the IBM 3270 Model option is set
to 3287-1 (a printer). They enable you to specify which printer type(s) to support.