All MIBs › MRV-IR-SYSTEM-MIB › irIfIpSubnetMask
irIfIpSubnetMask
Module: MRV-IR-SYSTEM-MIB
OID (symbolic): MRV-IR-SYSTEM-MIB::irIfIpSubnetMask
OID (numeric): 1.3.6.1.4.1.33.100.1.7.1.1.3
Node type: OBJECT-TYPE
Type: IpAddress
Access: read-only
Description:
The subnet mask assigned to this interface.
What is irIfIpSubnetMask?
This object stores the subnet mask assigned to a network interface. It defines the network boundary for IP routing and ARP resolution, allowing operators to understand the Layer 3 address space associated with each physical or logical interface on the device.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.33.100.1.7.1.1.3 snmpwalk -v2c -c public <target> MRV-IR-SYSTEM-MIB::irIfIpSubnetMask
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.33.100.1.7.1.1.3.1 snmpget -v2c -c public <target> MRV-IR-SYSTEM-MIB::irIfIpSubnetMask.1
OID Breakdown
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | BIANCA-BRICK-PPP-MIB |
| 1.3.6 | dod | BIANCA-BRICK-PPP-MIB |
| 1.3.6.1 | internet | BIANCA-BRICK-PPP-MIB |
| 1.3.6.1.4 | private | BIANCA-BRICK-PPP-MIB |
| 1.3.6.1.4.1 | enterprises | ANIROOT-MIB |
| 1.3.6.1.4.1.33 | iTouch | ITOUCH-MIB |
| 1.3.6.1.4.1.33.100 | mrvLx | MRV-IR-SYSTEM-MIB |
| 1.3.6.1.4.1.33.100.1 | irSystemMib | MRV-IR-SYSTEM-MIB |
| 1.3.6.1.4.1.33.100.1.7 | irInterfaces | MRV-IR-SYSTEM-MIB |
| 1.3.6.1.4.1.33.100.1.7.1 | irIfTable | MRV-IR-SYSTEM-MIB |
| 1.3.6.1.4.1.33.100.1.7.1.1 | irIfEntry | MRV-IR-SYSTEM-MIB |
| 1.3.6.1.4.1.33.100.1.7.1.1.3 | irIfIpSubnetMask | MRV-IR-SYSTEM-MIB |