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Timing and Synchronization Guide
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{ "lLangCode": "en", "lName": "English", "lCountryCode": "us", "transcode": "en_US" }
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Configuration Statements to Enable T-GM Functionality

date_range 20-Dec-24

This topic describes the various configuration statements required to enable the T-GM functionality on supported routers.

clock-mode

Syntax

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clock-mode (ordinary);

Hierarchy Level

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[edit protocols ptp]

Description

Configure the clock mode as ordinary clock with GNSS configuration. The clock mode determines whether the node behaves as a timeReceiver or timeTransmitter node. This attribute is mandatory and has no default value.

Options

ordinary—The clock mode of the node is a system clock that acts either as a timeTransmitter node or as a timeReceiver node.

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.

profile-type

Syntax

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profile-type (g.8275.1);

Hierarchy Level

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[edit protocols ptp]

Description

On Telecom Grandmaster (T-GM) supported routers, configure the G.8275.1 profile for GNSS receiver that requires accurate phase and time synchronization. This profile supports the architecture defined in ITU-T G.8271.1 specification to enable the distribution of phase and time with full timing support. This profile requires all devices in the network to operate in combined or hybrid modes. To fulfill this requirement, you must enable Precision Time Protocol (PTP) and Synchronous Ethernet on all devices.

Options

g.8275.1—Enable the G.8275.1 PTP profile.

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.

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