Juniper PTX Series - Replacing a Cable between a PTX5000 CCG and an External Clocking; Device; Removing a Cable for an External Clocking Device from a PTX5000; Ccg

Related
Documentation
PTX5000 Centralized Clock Generator Description on page 16•
• PTX5000 Centralized Clock Generator LEDs on page 17
• Troubleshooting the PTX5000 Centralized Clock Generators on page 120
• Preventing Electrostatic Discharge Damage to a PTX5000 Packet Transport Switch
on page 222
Replacing a Cable Between a PTX5000 CCG and an External Clocking Device
1.
Removing a Cable for an External Clocking Device From a PTX5000 CCG on page 160
2.
Installing a Cable Between an External Clocking Device and a PTX5000
CCG on page 160
Removing a Cable for an External Clocking Device From a PTX5000 CCG
To remove a cable with RJ-48 connectors from a BITS A or BITS B port on the CCG:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
the strap to one of the ESD points on the chassis.
2. Disconnect the cable from the T1 external clocking device.
3. Disconnect the cable from the BITS A or BITS B port on the CCG.
Installing a Cable Between an External Clocking Device and a PTX5000 CCG
To connect a cable with RJ-48 connectors to an BITS A or BITS B port on the CCG:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
the strap to one of the ESD points on the chassis.
2. Plug one end of the cable into the appropriate BITS A or BITS B port on the CCG.
3. Plug the other end of the cable into the T1 external clocking device.
4. Verify that the LINK LED for the port is lit steadily green, and that the FAULT LED is
not lit.
5. Issue the show chassis synchronization command to check the status of the port.
user@host> show chassis synchronization
user@host> show chassis synchronization
Clock Synchronization Status :
Clock module on CCG 0
Current state : Online - Master
Current clock state : internal
Selected for : 1 hour, 27 minutes, 26 seconds
Selected since : 2011-12-09 11:21:07 PST
Deviation (in ppm) : +0.51
Last deviation (in ppm): +0.51
Related
Documentation
PTX5000 Centralized Clock Generator Description on page 16•
Copyright © 2012, Juniper Networks, Inc.160
PTX5000 Packet Transport Switch Hardware Guide