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Chapter 6 - Configuration of the SWAN Interface 49
Cyclades-PR4000
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.