COMSPHERE DualFlow Data Service Units
Phone
The local telephone number (Phone) feature stores the
local DBM's telephone number if a DBM is installed.
Refer to
Table 4-6
to see all available telephone
number characters.
Network Address
The network address (Addr) is the network address of
the local DSU. It is only available from the Local branch.
The DSU's network address is a number in the range of
1 to 254 if the DSU has a DBM installed. The DBM
automatically acquires an address equal to the DSU's
plus 1.
Assigning an Address
The
Addressing the Unit
chapters, Chapters 2 and 3, provide guidelines for
assigning an address to the DSU based upon its position in
the network – control or tributary. Follow the steps below
to assign a network address to a DSU. Refer to the menu
in
Appendix
A, if necessary.
"
Procedure
1. Press the
key to return to the top-level menu.
2. Select Local.
3. Select Confg (Configuration branch) from the
menu.
(Press the
key to scroll Confg into view, then
press the function key (F3) directly below the
branch name to select it.)
4. Press the
key until Addr (Address) appears,
then select Addr.
4-18
sections of the installation
5. Select Load.
Net Address appears, with the current network
address displayed. (The DSU is shipped with its
network address set to 254.)
6. Change the DSU's network address by moving the
blinking cursor and incrementing or decrementing
the digits (1 through 9).
— Press the
1 position to the right.
— Press the
1 position to the left.
— Press the F1 ( ) key – increments the digit
by 1 (e.g., 1, 2, 3, ...).
— Press the F2 ( ) key – decrements the digit
by 1 (e.g., 1, 2, 3, ...).
7. Press the
screen when finished entering the DSU's address.
8. Select Save (F2).
The DSU displays the address assigned along with
a Command Complete message.
If an error was made in entering the address:
"
Procedure
1. Press the
screen.
2. Re-select Addr, and re-edit the address.
3. Select Save again.
July 1999
key – moves the cursor
key – moves the cursor
key to return to the Net Address
key to return to the Configure
3615-A2-GB20-40