ATT-VPN-GATEWAY-MIB :: ngrmMac

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsATT-VPN-GATEWAY-MIBngrmMac

ngrmMac

Module: ATT-VPN-GATEWAY-MIB

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

OID (numeric): 1.3.6.1.4.1.74.1.30.10.2.1.2

Node type: OBJECT-TYPE

Type: DisplayString

Access: read-only

Description: The MAC address of this detected rogue MAC. One entry that is zeroed out is returned when there are no rogue MACs detected.

What is ngrmMac?

Reports the MAC address of an unauthorized (rogue) device detected on the network by the AT&T VPN Gateway. When no rogue devices are present, a zeroed-out entry is returned.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.74.1.30.10.2.1.2
snmpwalk -v2c -c public <target> ATT-VPN-GATEWAY-MIB::ngrmMac

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.74.1.30.10.2.1.2.1
snmpget -v2c -c public <target> ATT-VPN-GATEWAY-MIB::ngrmMac.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::ngrmMac 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
1.3.6.1.4.1.74.1.30.10ngRogueMacInfoATT-NETGATE-MIB
1.3.6.1.4.1.74.1.30.10.2ngRogueMacTableATT-NETGATE-MIB
1.3.6.1.4.1.74.1.30.10.2.1ngRogueMacEntryATT-NETGATE-MIB
Numeric OIDNameModule
1.3.6.1.4.1.74.1.30.10.2.1.2ngrmMacATT-VPN-GATEWAY-MIB