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nssa

Syntax



nssa {

area-range network/mask-length <restrict> <exact> <override-metric metric>;



default-lsa {

default-metric metric;

metric-type type;

type-7;
}


(no-summaries | summaries);
}

Hierarchy Level



[edit logical-systems logical-system-name protocols (ospf | ospf3) area area-id],
[edit logical-systems logical-system-name protocols ospf3 realm (ipv4-unicast
| ipv4-multicast | ipv6-multicast)],
[edit logical-systems logical-system-name routing-instances routing-instance-name protocols
(ospf | ospf3) area area-id],
[edit logical-systems logical-system-name routing-instances routing-instance-name protocols
ospf3 realm (ipv4-unicast | ipv4-multicast
| ipv6-multicast)],
[edit protocols (ospf | ospf3) area area-id],
[edit protocols ospf3 realm (ipv4-unicast | ipv4-multicast | ipv6-multicast)],
[edit routing-instances routing-instance-name protocols (ospf | ospf3) area area-id],
[edit routing-instances routing-instance-name protocols ospf3 realm (ipv4-unicast
| ipv4-multicast | ipv6-multicast)]

Release Information

Statement introduced before JUNOS Release 7.4.

Support for the realm statement introduced in JUNOS Release 9.2.

Description

Configure a not-so-stubby area (NSSA). An NSSA allows external routes to be flooded within the area. These routes are then leaked into other areas.

You cannot configure an area as being both a stub area and an NSSA.

Options

The statements are explained separately in this chapter.

Usage Guidelines

See Configuring a Not-So-Stubby Area.

Required Privilege Level

routing—To view this statement in the configuration.

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