ATT-VPN-GATEWAY-MIB :: ngtuReasonCode

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsATT-VPN-GATEWAY-MIBngtuReasonCode

ngtuReasonCode

Module: ATT-VPN-GATEWAY-MIB

OID (symbolic): ATT-VPN-GATEWAY-MIB::ngtuReasonCode

OID (numeric): 1.3.6.1.4.1.74.1.30.6.1.1.15

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: A numeric value that indicates why an inbound or outbound tunnel came down. The one exception is tnlAlive, which is sent for the tunnel 'alive' message for a tunnel that is still up.

What is ngtuReasonCode?

Provides a numeric code explaining why an inbound or outbound VPN tunnel went down, or confirms the tunnel is still active via a 'tunnel alive' message. This is used to diagnose connectivity failures and track tunnel lifecycle events.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.74.1.30.6.1.1.15
snmpwalk -v2c -c public <target> ATT-VPN-GATEWAY-MIB::ngtuReasonCode

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.74.1.30.6.1.1.15.1
snmpget -v2c -c public <target> ATT-VPN-GATEWAY-MIB::ngtuReasonCode.1

Start monitoring AT&T managed VPN Gateway (branch/SMB CPE) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ATT-VPN-GATEWAY-MIB::ngtuReasonCode OID value, configure state conditions and alerts, and monitor any AT&T managed VPN Gateway (branch/SMB CPE) from a single console.

OID Breakdown

Upper-level ancestors (12 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
1.3.6.1.4.1.74att_2ATT-CNM-ENHANCED-FRAME-RELAY-MIB
1.3.6.1.4.1.74.1att_productsATT-CNM-ENHANCED-FRAME-RELAY-MIB
1.3.6.1.4.1.74.1.30attNetGateATT-NETGATE-MIB
1.3.6.1.4.1.74.1.30.6ngTunnelInfoATT-NETGATE-MIB
1.3.6.1.4.1.74.1.30.6.1ngTunnelTableATT-NETGATE-MIB
1.3.6.1.4.1.74.1.30.6.1.1ngTunnelEntryATT-NETGATE-MIB
Numeric OIDNameModule
1.3.6.1.4.1.74.1.30.6.1.1.15ngtuReasonCodeATT-VPN-GATEWAY-MIB