All MIBs › GWSMTPMIB › gwsmtpdErrorsHostsUnknown
gwsmtpdErrorsHostsUnknown
Module: GWSMTPMIB
OID (symbolic): GWSMTPMIB::gwsmtpdErrorsHostsUnknown
OID (numeric): 1.3.6.1.4.1.23.2.51.1.53
Node type: OBJECT-TYPE
Type: Counter
Access: read-only
Description: The number of SMTP Daemon unknown destination hosts.
What is gwsmtpdErrorsHostsUnknown?
This is a running count of destination hosts the SMTP daemon could not resolve/identify. Admins use a rising count here to suspect misconfigured recipient domains or DNS issues on the sending side.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.23.2.51.1.53 snmpwalk -v2c -c public <target> GWSMTPMIB::gwsmtpdErrorsHostsUnknown
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.23.2.51.1.53.1 snmpget -v2c -c public <target> GWSMTPMIB::gwsmtpdErrorsHostsUnknown.1
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OID Breakdown
Upper-level ancestors (8 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 |
| 1.3.6.1.4.1.23 | novell | GWADA-MIB |
| 1.3.6.1.4.1.23.2 | mibDoc | GWADA-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.23.2.51 | gwsmtp | GWSMTPMIB |
| 1.3.6.1.4.1.23.2.51.1 | gwsmtpInfo | GWSMTPMIB |
| 1.3.6.1.4.1.23.2.51.1.53 | gwsmtpdErrorsHostsUnknown | GWSMTPMIB |