4-9
Cisco ONS 15454 Procedure Guide, R5.0
December 2004
Chapter 4 Turn Up Node
NTP-A28 Set Up Timing
Figure 4-2
CTC Computer and ONS 15454s Residing Behind Firewalls
Stop
.
You have completed this procedure
.
NTP-A28 Set Up Timing
Step 1
Complete the
“DLP-A60 Log into CTC” task on page 17-66
at the node where you will set up timing. If
you are already logged in, continue with
Step 2
Complete the
“DLP-A69 Set Up External or Line Timing” task on page 17-75
if an external building
integrated timing supply (BITS) source is available. This is the common SONET timing setup procedure.
Step 3
If you cannot complete
(an external BITS source is not available), complete the
Up Internal Timing” task on page 17-77
. This task can only provide Stratum 3 timing.
Note
For information about SONET timing, refer to the “Security and Timing” chapter in the
Cisco
ONS 15454 Reference Manual
or Telcordia GR-253-CORE.
Stop
.
You have completed this procedure
.
55350
CTC computer
Firewall
Port
filtering
Protected network
External network
Protected network
ONS 15454
Private
network
Unprotected
network
Private
network
IIOP port
IIOP port
IIOP port
Firewall
Port
filtering
ONS 15454
Purpose
This procedure provisions the ONS 15454 timing.
Tools/Equipment
None
Prerequisite Procedures
NTP-A24 Verify Card Installation, page 4-2
Required/As Needed
Required
Onsite/Remote
Onsite or remote
Security Level
Provisioning or higher
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 ...
Page 850: ...Index IN 22 Cisco ONS 15454 Procedure Guide R5 0 December 2004 description 4 11 remove 18 23 ...