l
"DDF-G01-01-01-AR" indicates that the opposite end of the trunk cable is connected to
the receiving interface in row 01, column 01 of the DDF in row G, column 01 in the
equipment room.
A.5.5 Engineering Labels for User Cables
This section describes the applicable ranges and contents of the engineering labels for user
cables and provides examples.
Attach labels to both ends of the cable to indicate the locations of the cable on the device and
MDF.
Label Interpretation
describes the contents of the labels.
Table A-50
Contents of the engineering labels for user cables
Content
Meaning
Example
MN-B-C-D
MN: cabinet
number
A01 is the first cabinet in row A.
B: frame number
Numbered bottom to top with two digits, such as
03.
C: physical slot
number
Numbered top to bottom and left to right with two
digits, such as 01.
D: cable number
Numbered top to bottom and left to right with two
digits, such as 01.
MDF-MN-B-C
MN: row number
and column
number of the
MDF
M: The rows of cabinets from front to back are
labeled from A to Z. N: The columns of cabinets
from left to right are numbered from 01 to 99. G01
is the MDF of row G and column 01.
B: row number of
the terminal
device
Ranges from 01 to 99, for example, 01.
C: column number
of the terminal
device
Label Example
shows of a label for user cables.
Figure A-88
Example of labels for user cables
A01
TO:
03
01
01
MDF
G01
01
01
HUAWEI USG9500 Series
Hardware Guide
A Appendix
Issue 03 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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