Content Meaning Example
DDF-MN-B-
C-D/R/T
R: optical
receiving
interface, T:
optical transmit
interface.
Usually, a DDF is marked with "A", which indicates that
the DDF terminal is connected to an optical network
device or "B", which indicates that the DDF terminal is
connected to a switching device.
Example of the Label
Figure B-13 shows an example of the label.
Figure B-13 Engineering labels for trunk cables between the device and a DDF
A01
R
TO:
03 01 01
DDF
AR
G01
01
01
Meaning of the label in Figure B-13 is as follows:
l “A01-03-01-01-R” indicates that the local end of the trunk cable is connected to receiving
interface 01 on slot 01, chassis 03 in the cabinet on row A, column 01 in the equipment
room.
l “DDF-G01-01-01-AR” indicates that the opposite end of the trunk cable is connected to
the receiving interface on row 01, column 01 of the DDF in row G, column 01 in the
equipment room.
B.5 Engineering Labels for User Cables
This 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.
Meaning of the Engineering Labels for User Cables
Table B-7 shows the contents of the labels.
Table B-7 Contents of the engineering labels for user cables
Content
Meaning Example
MN-B-C-D MN: cabinet
number
For example, A01 is the first cabinet in row A.
B: frame number Numbered in the bottom-top order with two digits,
for example, 03.
B Engineering Labels for Cables
Quidway S5300 Series Ethernet Switches
Quick Start
B-18 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 01 (2008-12-26)
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