All MIBs › Unisphere-Data-DHCP-MIB › usdDhcpRelayAgentInfoAlreadyPresents
usdDhcpRelayAgentInfoAlreadyPresents
Module: Unisphere-Data-DHCP-MIB
OID (symbolic): Unisphere-Data-DHCP-MIB::usdDhcpRelayAgentInfoAlreadyPresents
OID (numeric): 1.3.6.1.4.1.4874.2.2.22.1.1.1.4
Node type: OBJECT-TYPE
Type: Counter32
Access: read-only
Description: Number of DHCP requests discarded because they already contained the Agent Info option when this agent expected to insert it.
What is usdDhcpRelayAgentInfoAlreadyPresents?
A running count of DHCP requests discarded because they already carried an Agent Info option when this relay expected to insert its own. Admins see this rise when a client or an upstream relay is already inserting option 82, conflicting with this device's own insertion.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4874.2.2.22.1.1.1.4 snmpwalk -v2c -c public <target> Unisphere-Data-DHCP-MIB::usdDhcpRelayAgentInfoAlreadyPresents
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.4874.2.2.22.1.1.1.4.1 snmpget -v2c -c public <target> Unisphere-Data-DHCP-MIB::usdDhcpRelayAgentInfoAlreadyPresents.1
Start monitoring Unisphere Networks ERX broadband edge routers, later Juniper E-series (DHCP relay option-82/error-counter status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Unisphere-Data-DHCP-MIB::usdDhcpRelayAgentInfoAlreadyPresents OID value, configure state conditions and alerts, and monitor any Unisphere Networks ERX broadband edge routers, later Juniper E-series (DHCP relay option-82/error-counter status) from a single console.
OID Breakdown
Upper-level ancestors (13 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| 1.3.6.1.4.1.4874 | juniperUni | Juniper-UNI-SMI |
| 1.3.6.1.4.1.4874.2 | juniperUniMibs | Juniper-UNI-SMI |
| 1.3.6.1.4.1.4874.2.2 | juniMibs | Juniper-MIBs |
| 1.3.6.1.4.1.4874.2.2.22 | juniDhcpMIB | Juniper-DHCP-MIB |
| 1.3.6.1.4.1.4874.2.2.22.1 | juniDhcpObjects | Juniper-DHCP-MIB |
| 1.3.6.1.4.1.4874.2.2.22.1.1 | juniDhcpRelay | Juniper-DHCP-MIB |
| 1.3.6.1.4.1.4874.2.2.22.1.1.1 | juniDhcpRelayScalars | Juniper-DHCP-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.4874.2.2.22.1.1.1.4 | usdDhcpRelayAgentInfoAlreadyPresents | Unisphere-Data-DHCP-MIB |