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interface

See the following sections:

interface (Accounting or Sampling)

Syntax

interface [ interface-names ] {
engine-id number;
engine-type number;
source-address address;
}

Hierarchy Level

[edit forwarding-options accounting group-name output],
[edit forwarding-options sampling output]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the output interface for sending copies of packets elsewhere to be analyzed.

Options

interface-names—Name of one or more accounting interfaces.

engine-id number—Identity of the accounting interface.

engine-type number—Type of this accounting interface.

source-address address—Address used for generating packets.

Usage Guidelines

See Configuring Discard Accounting and Configuring Traffic Sampling Output.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (BOOTP)

Syntax

interface interface-group {
client-response-ttl number;
description description-of-interface;
maximum-hop-count number;
minimum-wait-time seconds;
no-listen;
server [ addresses ];
}

Hierarchy Level

[edit forwarding-options helpers bootp]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the interface for a DHCP or BOOTP relay agent.

Options

interface-group—Sets a logical interface or group of logical interfaces with a specific DHCP relay configuration.

The remaining statements are explained separately.

Usage Guidelines

See Configuring the Router or Interface to Act as a DHCP/BOOTP Relay Agent.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (DHCP Relay Agent)

Syntax

interface interface-name;

Hierarchy Level

[edit forwarding-options dhcp-relay group group-name],
[edit logical-routers logical-router-name forwarding-options dhcp-relay group group-name],
[edit logical-routers logical-router-name routing-instances routing-instance-name forwarding-options dhcp-relay group group-name],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay group group-name]

Release Information

Statement introduced in JUNOS Release 8.3.

Description

Specify an interface within a specified group on which the DHCP relay agent is enabled. To specify multiple interfaces within a group, include multiple interface interface-name statements; you cannot specify the same interface in more than one group.

Options

interface-name—Name of the interface.

Usage Guidelines

See Configuring the Extended DHCP Relay Agent.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (DNS and TFTP Packet Forwarding or Relay Agent)

Syntax

interface interface-name {
description description-of-service;
no-listen;
server address < [ routing-instance routing-instance-names ] >;
}

Hierarchy Level

[edit forwarding-options helpers domain],
[edit forwarding-options helpers tftp]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the interface for monitoring and forwarding DNS or TFTP requests.

Options

interface-name—Name of the interface.

The remaining statements are explained separately.

Usage Guidelines

See Configuring DNS and TFTP Packet Forwarding.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (Monitoring)

Syntax

interface interface-name {
engine-id number;
engine-type number;
input-interface-index number;
output-interface-index number;
source-address address;
}

Hierarchy Level

[edit forwarding-options monitoring group-name family inet output]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the output interface for monitored traffic.

Options

interface-name—Name of the interface.

engine-id number—Identity of the monitoring interface.

engine-type number—Type of this monitoring interface.

input-interface-index number—Input interface index for records from this interface.

output-interface-index number—Output interface index for records from this interface.

source-address address—Address used for generating packets.

Usage Guidelines

See Configuring Flow Monitoring.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (Next-Hop Group)

Syntax

interface interface-name {
next-hop [ addresses ];
}

Hierarchy Level

[edit forwarding-options next-hop-group group-names]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the output interface for sending copies of packets elsewhere to be analyzed.

Options

interface-name—Name of the interface.

The remaining statements are explained separately.

Usage Guidelines

See Configuring a Next-Hop Group.

Required Privilege Level

interface—To view this statement in the configuration.

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

interface (Port Mirroring)

Syntax

interface interface-name {
next-hop address;
}

Hierarchy Level

[edit forwarding-options port-mirroring output],
[edit forwarding-options port-mirroring family (inet | inet6) output]

Release Information

Statement introduced before JUNOS Release 7.4.

Description

Specify the output interface for sending copies of packets elsewhere to be analyzed.

Options

interface-name—Name of the interface.

The remaining statements are explained separately.

Usage Guidelines

See Configuring Port Mirroring.

Required Privilege Level

interface—To view this statement in the configuration.

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

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