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HCD-E1 Installation & Operation Manual Chapter 4 - Control from the Supervisory Port
11/01/00 19:23 HCD-E1 Control Language 4-7
4. To close a data channel, use the DEF CH X command and set the
SPEED parameter to NC.
5. To close the sublink, use the DEF SL command and set the
NUM_OF_TS parameter to NC.
6. To reassign the closed time slots to the sublink, use the DEF SL
command and assign the time slots to the sublink.
7. To reassign the closed time slots to a channel, use the DEF CH X
command and assign the time slots to the channel.
Note
You must assign at least one timeslot to the data channel or sublink, which
you select as master or fallback clock source.
Reconfiguring Individual Time Slots
To reconfigure individual time slots, follow the steps below:
1. Deactivate all loopback tests. To do this, use the CLR TST command.
2. To reassign time slots currently assigned to a data channel, use the
DEF CH X command. To reassign time slots currently assigned to the
sublink, use the DEF SL command. Set each time slot you want to
reassign to NC.
3. To assign closed time slots to a data channel, use the DEF CH X
command. Set each time slot you want to assign to DATA.
4. To assign closed time slots to the sublink, use the DEF SL command. Set
each time slot you want to assign as desired.
Replacing a Time Slot Used for In-band Management
Before selecting a new time slot for the main link in-band management, you
must close the current dedicated time slot.
1. Close the time slot used for the in-band management with the DEF DL
command.
Wait 20 seconds (40 seconds if H-RPT is installed in the HDSL link).
Note
Make sure that the time slot, which you intend to use for the in-band
management is not assigned to a data channel or sublink.
2. Assign the desired time slot to the in-band management, using the DEF
DL command.
4.4 HCD-E1 Control Language
This section presents the HCD-E1 control language syntax, its usage, and set
of commands.
General
Guidelines and
Principles
Following are general guidelines you have to be familiar with when working
with HCD-E1 commands: