Precautions, Precautions -12, Caution – Carrier Access Access Navigator User Manual
Page 446
17-12
August 2003
Access Navigator - Release 1.8
Update Controller Card Software
Precautions
Precautions
CAUTION!
T
HIS
PROCEDURE
APPLIES
ONLY
TO
A
CCESS
N
AVIGATORS
WITH
TWO
C
ONTROLLER
CARDS
(
PROTECTED
OR
REDUNDANT
SYSTEM
). D
O
NOT
USE
THIS
PROCEDURE
FOR
UNPROTECTED
SYSTEMS
WITH
ONLY
ONE
C
ONTROLLER
CARD
.
B
OTH
C
ONTROLLER
CARDS
MUST
BE
UPDATED
TO
THE
SAME
VERSION
TO
PREVENT
SERVICE
DISRUPTIONS
RESULTING
FROM
INCOMPATIBLE
DATABASE
FORMATS
. D
O
NOT
MAKE
ANY
PROVISIONING
CHANGES
WITH
MISMATCHED
C
ONTROLLERS
.
U
PDATING
SOFTWARE
IN
THE
ACTIVE
C
ONTROLLER
CARD
WILL
DISRUPT
SERVICE
. A
LL
EXISTING
CROSS
-
CONNECTS
WILL
BE
DISRUPTED
UNTIL
THE
UPDATE
PROCESS
IS
COMPLETE
. T
HE
REDUNDANT
C
ONTROLLER
(
IF
ANY
)
WILL
NOT
BECOME
ACTIVE
.
N
ORMAL
OPERATION
WILL
NOT
RESUME
UNTIL
THE
UPDATE
PROCESS
IS
COMPLETE
.
S
ERVICE
DISRUPTIONS
MAY
OCCUR
IF
THE
SOFTWARE
UPDATE
ALTERS
THE
MAJOR
FUNCTIONS
OF
THE
C
ONTROLLER
CARD
,
SUCH
AS
ADDING
GR-303
FEATURES
TO
A
DCS
CARD
. B
EFORE
AND
AFTER
PERFORMING
ANY
MAJOR
UPDATE
,
IT
IS
RECOMMENDED
THAT
THE
PROVISIONING
OF
ALL
CIRCUITS
BE
VERIFIED
.
C
ONTROLLER
CARD
SOFTWARE
VERSIONS
1.20
AND
HIGHER
REQUIRE
THAT
A
SIMM
(
MEMORY
MODULE
)
BE
INSTALLED
FOR
OPERATION
. A
TTEMPTING
TO
UPDATE
THE
SOFTWARE
BEFORE
A
SIMM
IS
INSTALLED
WILL
DISRUPT
SERVICE
. S
EE
.