Cisco ONS 15200 Series, Инструкция по установке, настройке и эксплуатации

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4-16
Cisco ONS 15200 Installation, Setup, and Test Manual
78-13765-01
Chapter 4 Turn Up and Test
Figure 4-6 ONS 15201 SCU CLIP Module A side and B side with attenuators
Step 10
Verify that red LEDs on the ONS 15201 SCU are not illuminated. Click the folder CLIP alarms and
ensure that no alarms are active. Complete Step
10 in Table B-11 on page B-7 .
If the network design is not configured with protected channels, skip the “Check Optical Protection”
procedure on page 4-16 and proceed to the “Test the Bit Error Rate (Single SCU)” procedure on
page 4-17 .
Procedure: Check Optical Protection
Continue with the following steps to check optical protection.
Note
Before changing the switchmode, record the current setting for the CLIP module in Table B-15 on
page B-8 . You will need to reset the original switchmode setting after checking the bit error rate.
Step 11
Set the switchmode for all CLIP modules to automatic:
a. Record the current switchmode setting for each CLIP module in Table B-16 on page B-8 . You will
need to revert to the original switchmode setting after checking the bit error rate.
b.
At the NCB:> prompt, type
conf clip clip_xxx
(where xxx is the serial number of the CLIP
module) and press Enter.
c. Type
cd dwdm
and press Enter.
d.
Type
list value
and press Enter.
e. Type
switchmode automatic
and press Enter.
f.
Type
exit
to quit the CLIP module.
g. Repeat Steps a – f for all CLIP modules.
Step 12
Remove the fiber jumper cable from the B-side INPUT to simulate a break in the B-side path. The Active
LED for the A side should be illuminated. Complete Step
12 in Table B-11 on page B-7 .
Step 13 Reconnect the fiber jumper cable pulled in Step 12 . The Standby green light for the B-side should be
illuminated, and the A side Active LED should remain illuminated. Complete Step 13 in Table B-11 on
page B-7 .
A B
LINE SIDE
PS 2
PS 1
GND
Attenuation Attenuation
61137
Test set