ZYXEL-MSTP-MIB :: zyMstpInfoInstanceRootPort

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › ZYXEL-MSTP-MIB › zyMstpInfoInstanceRootPort

zyMstpInfoInstanceRootPort

Module: ZYXEL-MSTP-MIB

OID (symbolic): ZYXEL-MSTP-MIB::zyMstpInfoInstanceRootPort

OID (numeric): 1.3.6.1.4.1.890.1.15.3.53.2.4.1.4

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: This is the priority and number of the port on the switch through which this switch must communicate with the root of the MST instance.

What is zyMstpInfoInstanceRootPort?

Reports the priority and number of the port through which this switch communicates with the root of a specific MST instance, telling an admin which physical port is currently acting as this switch's path toward the instance's root.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.890.1.15.3.53.2.4.1.4
snmpwalk -v2c -c public <target> ZYXEL-MSTP-MIB::zyMstpInfoInstanceRootPort

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.890.1.15.3.53.2.4.1.4.1
snmpget -v2c -c public <target> ZYXEL-MSTP-MIB::zyMstpInfoInstanceRootPort.1

Start monitoring ZyXEL managed switch (MSTP instance-to-VLAN mapping/port-role status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the ZYXEL-MSTP-MIB::zyMstpInfoInstanceRootPort OID value, configure state conditions and alerts, and monitor any ZyXEL managed switch (MSTP instance-to-VLAN mapping/port-role status) from a single console.

OID Breakdown

Upper-level ancestors (10 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
1.3.6.1.4.1.890zyxelIES5206-MIB
1.3.6.1.4.1.890.1productsIES5206-MIB
1.3.6.1.4.1.890.1.15nwa1100nhNWA1100-NH
1.3.6.1.4.1.890.1.15.3esMgmtNWA1100-NH
Numeric OIDNameModule
1.3.6.1.4.1.890.1.15.3.53zyxelMstpZYXEL-MSTP-MIB
1.3.6.1.4.1.890.1.15.3.53.2zyxelMstpStatusZYXEL-MSTP-MIB
1.3.6.1.4.1.890.1.15.3.53.2.4zyxelMstpInfoInstanceTableZYXEL-MSTP-MIB
1.3.6.1.4.1.890.1.15.3.53.2.4.1zyxelMstpInfoInstanceEntryZYXEL-MSTP-MIB
1.3.6.1.4.1.890.1.15.3.53.2.4.1.4zyMstpInfoInstanceRootPortZYXEL-MSTP-MIB