DFL2500-MIB :: dfl2500SmtpAlgDnsBlMatched

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › DFL2500-MIB › dfl2500SmtpAlgDnsBlMatched

dfl2500SmtpAlgDnsBlMatched

Module: DFL2500-MIB

OID (symbolic): DFL2500-MIB::dfl2500SmtpAlgDnsBlMatched

OID (numeric): 1.3.6.1.4.1.171.20.1.5.1.2.9.5.2.1.4

Node type: OBJECT-TYPE

Type: Gauge32

Access: read-only

Description: Total sessions that matched SMTP ALG DNS black list of corresponding index

What is dfl2500SmtpAlgDnsBlMatched?

Total number of SMTP sessions that matched (were flagged by) this DNS blacklist.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.171.20.1.5.1.2.9.5.2.1.4
snmpwalk -v2c -c public <target> DFL2500-MIB::dfl2500SmtpAlgDnsBlMatched

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.171.20.1.5.1.2.9.5.2.1.4.1
snmpget -v2c -c public <target> DFL2500-MIB::dfl2500SmtpAlgDnsBlMatched.1

Start monitoring D-Link firewall/UTM appliances with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DFL2500-MIB::dfl2500SmtpAlgDnsBlMatched OID value, configure state conditions and alerts, and monitor any D-Link firewall/UTM appliances from a single console.

OID Breakdown

Upper-level ancestors (9 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
1.3.6.1.4.1.171d_linkDE1500-MIB
1.3.6.1.4.1.171.20netdefendMgmtDFL1660-MIB
1.3.6.1.4.1.171.20.1ipsFirewallDFL210-MIB
Numeric OIDNameModule
1.3.6.1.4.1.171.20.1.5dfl2500DFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1dfl2500OSDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2dfl2500OSStatsDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2.9dfl2500ALGDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2.9.5dfl2500SmtpAlgDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2.9.5.2dfl2500SmtpAlgDnsBlTableDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2.9.5.2.1dfl2500SmtpAlgDnsBlEntryDFL2500-MIB
1.3.6.1.4.1.171.20.1.5.1.2.9.5.2.1.4dfl2500SmtpAlgDnsBlMatchedDFL2500-MIB