Ntp-B110 Inhibit Protection Switching; Dlp-B201 Apply A Lock On - Cisco ONS 15327 Procedure Manual

NTP-B110 Inhibit Protection Switching

NTP-B110 Inhibit Protection Switching
Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
To prevent traffic on a working or protect card from switching to the other card in the pair, complete the
Step 1
"DLP-B 201 Apply a Lock On" task on page
To switch traffic from a working or protect card to the other card in the pair to prevent revertive
Step 2
switching, complete the
Note
To remove a lock on or lock out and return a protection group to its usual switching method, complete
Step 3
the
Note
Note
Stop. You have completed this procedure.

DLP-B201 Apply a Lock On

Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
Cisco ONS 15327 Procedure Guide, R4.0
14-16
"DLP-B 202 Apply a Lock Out" task on page
A combination of lock on and lock out is allowed in 1:1 and 1:N protection; for example, a lock
on on the working card and a lock out on the protect card are permissible.
"DLP-B 203 Clear a Lock On or Lock Out" task on page
A non-alarmed event (INHSW) is raised when a card is placed in a lock on or lock out state.
Refer to the Cisco ONS 15327 Reference Manual for a description of protection switching and
switch state priorities.
This procedure describes how to apply and remove a lock on or lock out
on a traffic card in a protection configuration. For bidirectional line
switch ring (BLSR) span lockouts, see the
Manual Ring Switch" task on page 12-10
BLSR Manual Ring Switch" task on page
None
None
As needed
Onsite
Superuser
14-16.
This task prevents traffic from being switched from one card to another.
None
DLP-B60 Log into CTC, page 2-23
As needed
Onsite or remote
Maintenance
Chapter 14 Maintain the Node
"DLP-B 301 Initiate a BLSR
and the "DLP-B 241 Clear a
12-11.
14-17.
14-18.
March 2003