clear isis database

Syntax

clear isis database

<entries>

<instance instance-name>

<logical router (all | logical-router-name)>

Description

Remove the entries from the Intermediate System-to-Intermediate System (IS-IS) link-state database, which contains data about protocol data unit (PDU) packets.

Options

none—Remove all entries from the IS-IS link-state database for all routing instances on all logical routers.

entries—(Optional) Name of the database entry.

instance instance-name—(Optional) Clear all entries for the specified routing instance.

logical-router (all | logical-router-name)—(Optional) Perform this operation on all logical routers or on a particular logical router.

Required Privilege Level

clear

See Also

show isis database

List of Sample Output

clear isis database

clear isis database

The following sample output displays IS-IS link-state database information before and after the clear isis database command is entered:

user@host> show isis database

IS-IS level 1 link-state database:

LSP ID                  Sequence Checksum Lifetime (secs)

crater.00-00                0x12   0x84dd            1139

  1 LSPs

IS-IS level 2 link-state database:

LSP ID                  Sequence Checksum Lifetime (secs)

crater.00-00                0x19   0xe92c            1134

badlands.00-00              0x16   0x1454             985

carlsbad.00-00              0x33   0x220b            1015

ranier.00-00                0x2e   0xfc31            1007

1921.6800.5066.00-00        0x11   0x7313             566

1921.6800.5067.00-00        0x14   0xd9d4             939

  6 LSPs

user@host> clear isis database

user@host> show isis database

IS-IS level 1 link-state database:

LSP ID                  Sequence Checksum Lifetime (secs)

IS-IS level 2 link-state database:

LSP ID                  Sequence Checksum Lifetime (secs)