Clock Clients - Juniper ACX1000 Configuration Manual

ACX Series Universal Access Router Configuration Guide

Clock Clients

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A clock client is the remote PTP host, which receives time from the PTP master and is in
a slave relationship to the master.
NOTE: The term slave is sometimes used to refer to the clock client.
An device acting as a master boundary clock supports the following types of downstream
clients:
Automatic client—An automatic client is configured with an IP address, which includes
the subnet mask, indicating that any remote PTP host belonging to that subnet can
join the master clock through a unicast negotiation. To configure an automatic client,
include the subnet mask in the
ptp master interface interface-name unicast-mode
Manual client—A manual client is configured with the
protocols ptp master interface interface-name unicast-mode clock-client ip-address
local-ip-address local-ip-address
negotiation to join the master clock. The
negotiation statement configured at the [
as you configure a manual client, it starts receiving announce and synchronization
packets.
Secure client—A secure client is configured with an exact IP address of the remote PTP
host, after which it joins a master clock through unicast negotiation. To configure a
secure client, include the exact IP address in the
the [
edit protocols ptp master interface interface-name unicast-mode
NOTE: You can configure the maximum number of clients (512 ) in the
following combination:
Automatic clients 256.
Manual and secure clients 256—Any combination of manual and secure
clients is allowed as long as the combined total amounts to 256.
Release Description
17.3R1 Starting with Junos OS Release 17.3R1, IEEE 1588v2 boundary clock is
supported on QFX10002 switches.
IEEE 1588v2 Precision Timing Protocol (PTP) on ACX Series Universal Access Routers
on page 237
Precision Time Protocol Overview
clock-client ip-address statement at the [
] hierarchy level.
manual
] hierarchy level. A manual client does not use unicast
statement overrides the
manual
edit protocols ptp
clock-client ip-address
Copyright © 2017, Juniper Networks, Inc.
edit protocols
statement at the [
edit
unicast
] hierarchy level. As soon
statement at
] hierarchy level.