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# ntp access-group

#### Syntax

ntp access-group { peer | serve-only | serve | query-only } accessListName

no ntp access-group { peer | serve-only | serve | query-only }

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies the type of broadcasts that the router will accept and respond to, and specifies the servers from which the router will accept broadcasts. The no version enables the router to receive all NTP broadcasts on interfaces configured to receive broadcasts.

| Note: The router can accept, but does not use, NTP control queries.

#### Options

- peer—Enables the router to receive time requests, receive NTP control queries, and synchronize itself to the servers specified on the access list
- serve-only—Enables the router to receive time requests and NTP control queries from servers specified on the access list, but not to synchronize itself to the specified servers
- serve—Enables the router only to receive time requests from the servers specified on the access list
- query-only—Enables the router only to receive NTP control queries from the servers specified on the access list
- accessListName—Name of the access list

#### Mode

Global Configuration

#### Published: 2011-04-01

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