15-13
Cisco ONS 15454 Procedure Guide, R5.0
December 2004
Chapter 15 Maintain the Node
NTP-A112 Clean Fiber Connectors
Step 2
As needed, complete the
“DLP-A365 Initiate an Optical Protection Switch” task on page 20-50
Step 3
As needed, complete the
“DLP-A366 Initiate an Electrical Protection Switch” task on page 20-50
Step 4
To prevent traffic on a working or protect card from switching to the other card in the pair, complete the
“DLP-A201 Apply a Lock On” task on page 19-1
.
Step 5
To prevent traffic from switching to the protect card, complete the
“DLP-A202 Apply a Lock Out” task
Note
A combination of lock-on and lockout is allowed in 1:1 and 1:N protection; for example, a
lock-on on the working card and a lockout on the protect card is permissible.
Step 6
To remove a lock-on or lockout and return a protection group to its usual switching method, complete
the
“DLP-A203 Clear a Lock On or Lock Out” task on page 19-3
.
Note
A non-alarmed event (INHSW) is raised when a card is placed in a Lock On or Lock Out state.
Step 7
To lock out a span on a BLSR, which prevents traffic from switching to the locked out span, complete
the
“DLP-A299 Initiate a BLSR Span Lock Out” task on page 19-63
Step 8
As needed, complete the
“DLP-A300 Clear a BLSR Span Lock Out” task on page 20-1
.
Step 9
As needed, complete the
“DLP-A301 Initiate a BLSR Manual Ring Switch” task on page 20-2
Step 10
As needed, complete the
“DLP-A241 Clear a BLSR Manual Ring Switch” task on page 19-23
Step 11
As needed, complete the
“DLP-A197 Initiate a Path Protection Force Switch” task on page 18-68
Step 12
As needed, complete the
“DLP-A198 Clear a Path Protection Force Switch” task on page 18-70
Stop. You have completed this procedure.
NTP-A112 Clean Fiber Connectors
Purpose
This procedure cleans the fiber connectors.
Tools/Equipment
Inspection microscope
Compressed air/duster
Type A Fiber Optic Connector Cleaner (CLETOP reel)
Isopropyl alcohol 70 percent or higher
Optical swab
Optical receiver cleaning stick
Prerequisite Procedures
None
Required/As Needed
Required
Onsite/Remote
Onsite
Security Level
None
Summary of Contents for ONS 15454 Series
Page 28: ...Tables xxviii Cisco ONS 15454 Procedure Guide R5 0 December 2004 ...
Page 44: ...Tasks xliv Cisco ONS 15454 Procedure Guide R5 0 December 2004 ...
Page 53: ...liii Cisco ONS 15454 Procedure Guide R5 0 December 2004 About this Guide Document Conventions ...
Page 55: ...lv Cisco ONS 15454 Procedure Guide R5 0 December 2004 About this Guide Document Conventions ...
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