Avocent Cyclades-PR4000 User Manual

Page 81

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Chapter 10 - Data-Link Protocols (Encapsulation)

Cyclades-PR4000

81

CHAR

The configuration of the CHAR data-link protocol is confined to one menu, CONFIG =>INTERFACE =><LINK>
=>ENCAPSULATION =>CHAR. Information about all the parameters appearing in this menu is provided in the
table below. Not all parameters will appear for all interfaces.

CHAR Encapsulation Menu CONFIG=>INTERFACE =><LINK>=>ENCAPSULATION =>CHAR

Parameter

Description

Device Type

Determines whether a

Terminal, Printer, or Socket device will be connected to this

port.

TCP Keep Alive Timer

The delay between Keep Alive messages sent by TCP.

Terminal Type

For a

terminal, ANSI is generally used. For a printer, dumblp is generally used.

Switch Session
Character Code

Applies for

Terminal Device. Control character used to switch sessions. 1 is Ctrl-

A, 2 is Ctrl-B, etc. The value 254 disables this option.

Escape Session
Character Code

Applies for

Terminal Device. Control character used while in a telnet session, to

return to the router menu without closing the session.

Username

Applies for a

Terminal Device. Must be entered into the local user table first. See

chapter 10. If this parameter is left blank, the user will have to enter a username

Wait for or Start a
Connection

Applies for

Socket Device. Wait is used when the remote application will start the

communication. When

Start is used, a connection is attempted as soon as the line

is considered operational.

Destination Hostname

Applies for

Socket Device. The remote hostname to which the socket will be

connected, if the previous parameter was start. This name must have been
defined in the host table. See chapter 10.

Filter Null Char after CR
Char

Applies for

Socket Device. Interprets a CR NULL sequence, received on a TCP

connection, as CR (only).

Idle Timeout in Minutes

Applies for

Socket Device. The connection is broken if no traffic passes in this time.

DTR ON Only if Socket
Connection Established

Applies for

Socket Device. If False, the Data Terminal Ready line is switched on

when the router is booted.

Device Attached to This
Port Will Send ECHO

Applies for

Socket Device. Yes if the device attached to the socket will echo the

chacters sent to it.

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