FORTINET-300-MIB :: fnIpSessFromPort

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsFORTINET-300-MIBfnIpSessFromPort

fnIpSessFromPort

Module: FORTINET-300-MIB

OID (symbolic): FORTINET-300-MIB::fnIpSessFromPort

OID (numeric): 1.3.6.1.4.1.12356.4.2.1.4

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: Source Port number

What is fnIpSessFromPort?

Holds the source port number of this active firewall session. Combined with fnIpSessFromAddr, an admin can pinpoint the exact client-side socket involved in a connection under investigation.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.12356.4.2.1.4
snmpwalk -v2c -c public <target> FORTINET-300-MIB::fnIpSessFromPort

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.12356.4.2.1.4.1
snmpget -v2c -c public <target> FORTINET-300-MIB::fnIpSessFromPort.1

Start monitoring Fortinet FortiGate firewall/UTM appliance (legacy FortiOS 3.00) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FORTINET-300-MIB::fnIpSessFromPort OID value, configure state conditions and alerts, and monitor any Fortinet FortiGate firewall/UTM appliance (legacy FortiOS 3.00) from a single console.

OID Breakdown

Upper-level ancestors (6 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
Numeric OIDNameModule
1.3.6.1.4.1.12356fortinetFORTINET-300-MIB
1.3.6.1.4.1.12356.4fnIpFORTINET-300-MIB
1.3.6.1.4.1.12356.4.2fnIpSessTableFORTINET-300-MIB
1.3.6.1.4.1.12356.4.2.1fnIpSessEntryFORTINET-300-MIB
1.3.6.1.4.1.12356.4.2.1.4fnIpSessFromPortFORTINET-300-MIB