Figure 42: Connecting To The Host/Ethernet Port On The Control Board; Connecting The Ptx5000 Packet Transport Switch To An External Clocking Device - Juniper PTX Series Hardware Manual

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Connecting the PTX5000 Packet Transport Switch to an External Clocking Device

Copyright © 2012, Juniper Networks, Inc.
Chapter 10: Connecting the PTX5000 Packet Transport Switch to External Devices

Figure 42: Connecting to the Host/Ethernet Port on the Control Board

1— Host/Ethernet port
PTX5000 Control Board Description on page 22
PTX5000 Management Interface Cable Specifications on page 271
RJ-45 Connector Pinouts for the PTX5000 Management HOST/ETHERNET Port on
page 272
To connect the packet transport switch to one or two external clocking devices, connect
a cable with RJ-48 connectors to the
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis.
Plug one end of the cable into the
2.
Plug the other end of the cable into the T1 external clocking device.
3.
Repeat the procedure for the
4.
Verify that the LED for the port is lit steadily green and that the
5. LINK
lit.
Configure the port. See the
6.
Switches in the
Junos OS System Basics Configuration Guide
Issue the
show chassis synchronization extensive
7.
port.
user@host> show chassis synchronization extensive
Clock Synchronization Status :
Clock module on CCG 0
Current state
Validation interval
Signal type
Switching mode
Line termination
Transmitter
Current clock state
Selected for
Selected since
Deviation (in ppm)
Last deviation (in ppm): -0.01
1
or port on the CCG.
BITS A BITS B
BITS A port on the CCG.
port on the CCG.
BITS B
statement for PTX Series Packet Transport
synchronization
command to check the status of the
: Online - Master
: 103 seconds
: t1
: non-revertive
: no-y-cable
: disabled
: locked to gps-0-10mhz
: 10 seconds
: 2011-09-26 17:04:24 PDT
: -0.01
LED is not
FAULT
.
91