ITOUCH-ISIS-MIB :: xIsisSysL1State

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › ITOUCH-ISIS-MIB › xIsisSysL1State

xIsisSysL1State

Module: ITOUCH-ISIS-MIB

OID (symbolic): ITOUCH-ISIS-MIB::xIsisSysL1State

OID (numeric): 1.3.6.1.4.1.33.26.1.1.1.19

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: The state of the Level 1 database.

What is xIsisSysL1State?

Read-only status of the Level 1 link-state database: off, on, or waiting. Admins check this to confirm Level 1 IS-IS has finished initializing and is actively exchanging routes, versus still being disabled or in its startup wait period.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.33.26.1.1.1.19
snmpwalk -v2c -c public <target> ITOUCH-ISIS-MIB::xIsisSysL1State

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.33.26.1.1.1.19.1
snmpget -v2c -c public <target> ITOUCH-ISIS-MIB::xIsisSysL1State.1

Start monitoring iTouch Communications (Black Box) router (Integrated IS-IS) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ITOUCH-ISIS-MIB::xIsisSysL1State OID value, configure state conditions and alerts, and monitor any iTouch Communications (Black Box) router (Integrated IS-IS) from a single console.

OID Breakdown

Upper-level ancestors (7 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.33xyplexCMU-MIB
Numeric OIDNameModule
1.3.6.1.4.1.33.26xIsisITOUCH-ISIS-MIB
1.3.6.1.4.1.33.26.1xIsisSystemITOUCH-ISIS-MIB
1.3.6.1.4.1.33.26.1.1xIsisSysTableITOUCH-ISIS-MIB
1.3.6.1.4.1.33.26.1.1.1xIsisSysEntryITOUCH-ISIS-MIB
1.3.6.1.4.1.33.26.1.1.1.19xIsisSysL1StateITOUCH-ISIS-MIB