Chapter 6 the swan interface, Swan interface – Cyclades PR1000 User Manual

Page 45

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Chapter 6 - Configuration of the SWAN Interface

45

Cyclades-PR1000

CHAPTER 6 THE SWAN INTERFACE

This chapter describes how to configure a SWAN interface. The physical link should be set up as shown in
chapter 2, according to the type of modem or device at the other end of the connection and the type of SWAN
port.

STEP ONE
The first step in the SWAN interface configuration is to define its physical characteristics. These parameters are
presented in the Physical Menu Table.

Physical Menu CONFIG=>INTERFACE=>SWAN=>PHYSICAL

Parameter

Description

Mode

Asynchronous or Synchronous. This parameter is determined by the mode of the
device at the other end of the connection.

Clock Source

Applies for

Synchronous Mode

. Whether this interface provides clock for the device at

the other end of the cable or vice-versa. When the interface is connected to a modem,
the

Clock Source

is always

External

.

Receive Clock

Applies for

Internal Clock Source

. When this interface provides clock, it can either

compare incoming messages with the clock it is generating (

Internal

) or with the clock

it receives from the sender along with the message (

External

).

Externa

l is

recommended.

Speed

Applies for

Internal Clock Source

. Determines at which speed the data will be sent

across the line.

Media for SWAN
Cable

Type of cable -- RS-232, V.35 or X.21. Usually the type is cable is detected by the
router.

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