All MIBs › CABH-CDP-MIB › cabhCdpServerDhcpAddress
cabhCdpServerDhcpAddress
Module: CABH-CDP-MIB
OID (symbolic): CABH-CDP-MIB::cabhCdpServerDhcpAddress
OID (numeric): 1.3.6.1.4.1.4491.2.4.4.1.3.22
Node type: OBJECT-TYPE
Type: InetAddress
Access: read-only
Description: The value of this MIB object is always the same as the value of the cabhCdpServerRouter object. The type of this address is specified by cabhCdpServerDhcpAddressType. The PS MUST provide the value of this MIB object in the Option 54 (DHCP server identifier) field of DHCP OFFER and ACK messages sent to a LAN IP device.
What is cabhCdpServerDhcpAddress?
Reports the DHCP server identifier IP address placed in DHCP Option 54 by the PS, which always mirrors the router address (cabhCdpServerRouter) and identifies the PS as the authoritative DHCP server for LAN devices.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.4.4.1.3.22 snmpwalk -v2c -c public <target> CABH-CDP-MIB::cabhCdpServerDhcpAddress
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.4.4.1.3.22.1 snmpget -v2c -c public <target> CABH-CDP-MIB::cabhCdpServerDhcpAddress.1
SNMPv3 example:
snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> cabhCdpServerDhcpAddress.1
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OID Breakdown
Upper-level ancestors (9 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 |
| 1.3.6.1.4.1.4491 | cableLabs | CLAB-DEF-MIB |
| 1.3.6.1.4.1.4491.2 | clabProject | CLAB-DEF-MIB |
| 1.3.6.1.4.1.4491.2.4 | clabProjCableHome | CLAB-DEF-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.4491.2.4.4 | cabhCdpMib | CABH-CDP-MIB |
| 1.3.6.1.4.1.4491.2.4.4.1 | cabhCdpObjects | CABH-CDP-MIB |
| 1.3.6.1.4.1.4491.2.4.4.1.3 | cabhCdpServer | CABH-CDP-MIB |
| 1.3.6.1.4.1.4491.2.4.4.1.3.22 | cabhCdpServerDhcpAddress | CABH-CDP-MIB |