DFL1660-MIB :: dfl1660SysPscTcpOpen

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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dfl1660SysPscTcpOpen

Module: DFL1660-MIB

OID (symbolic): DFL1660-MIB::dfl1660SysPscTcpOpen

OID (numeric): 1.3.6.1.4.1.171.20.2.3.1.2.1.6.2

Node type: OBJECT-TYPE

Type: Gauge32

Access: read-only

Description: Number of TCP connections in the OPEN state.

What is dfl1660SysPscTcpOpen?

A read-only Gauge32 counting TCP connections currently in the fully-open (established) state. This is the baseline for how many active TCP sessions the firewall is currently tracking.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.171.20.2.3.1.2.1.6.2
snmpwalk -v2c -c public <target> DFL1660-MIB::dfl1660SysPscTcpOpen

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.171.20.2.3.1.2.1.6.2.1
snmpget -v2c -c public <target> DFL1660-MIB::dfl1660SysPscTcpOpen.1

Start monitoring D-Link DFL-1660 firewall/UTM security appliance with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DFL1660-MIB::dfl1660SysPscTcpOpen OID value, configure state conditions and alerts, and monitor any D-Link DFL-1660 firewall/UTM security appliance from a single console.

OID Breakdown

Upper-level ancestors (7 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
Numeric OIDNameModule
1.3.6.1.4.1.171.20netdefendMgmtDFL1660-MIB
1.3.6.1.4.1.171.20.2utmFirewallDFL1660-MIB
1.3.6.1.4.1.171.20.2.3dfl1660DFL1660-MIB
1.3.6.1.4.1.171.20.2.3.1dfl1660OSDFL1660-MIB
1.3.6.1.4.1.171.20.2.3.1.2dfl1660OSStatsDFL1660-MIB
1.3.6.1.4.1.171.20.2.3.1.2.1dfl1660SystemDFL1660-MIB
1.3.6.1.4.1.171.20.2.3.1.2.1.6dfl1660SysPerStateCountersDFL1660-MIB
1.3.6.1.4.1.171.20.2.3.1.2.1.6.2dfl1660SysPscTcpOpenDFL1660-MIB

Module

This MIB depends on