All MIBs › FORCE10-MSTP-MIB › mstpXstPortExternalRootCost
mstpXstPortExternalRootCost
Module: FORCE10-MSTP-MIB
OID (symbolic): FORCE10-MSTP-MIB::mstpXstPortExternalRootCost
OID (numeric): 1.3.6.1.4.1.6027.20.2.14.1.7
Node type: OBJECT-TYPE
Type: Integer32
Access: read-only
Description: .
What is mstpXstPortExternalRootCost?
This read-only OID reports the external root cost as seen through this port for this instance, i.e. the cost to reach the CST root via the neighbor on this link. Admins use it to compare candidate uplinks when troubleshooting root-port selection.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.6027.20.2.14.1.7 snmpwalk -v2c -c public <target> FORCE10-MSTP-MIB::mstpXstPortExternalRootCost
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.6027.20.2.14.1.7.1 snmpget -v2c -c public <target> FORCE10-MSTP-MIB::mstpXstPortExternalRootCost.1
Start monitoring Dell Force10 (Dell Networking OS/FTOS) switch (802.1s MSTP/RSTP) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FORCE10-MSTP-MIB::mstpXstPortExternalRootCost OID value, configure state conditions and alerts, and monitor any Dell Force10 (Dell Networking OS/FTOS) switch (802.1s MSTP/RSTP) from a single console.
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 |
| 1.3.6.1.4.1.6027 | dellNet | DELL-NETWORKING-SMI |
| 1.3.6.1.4.1.6027.20 | dellNetExperiment | DELL-NETWORKING-SMI |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.6027.20.2 | f10Mstp | FORCE10-MSTP-MIB |
| 1.3.6.1.4.1.6027.20.2.14 | mstpXstPortTable | FORCE10-MSTP-MIB |
| 1.3.6.1.4.1.6027.20.2.14.1 | mstpXstPortEntry | FORCE10-MSTP-MIB |
| 1.3.6.1.4.1.6027.20.2.14.1.7 | mstpXstPortExternalRootCost | FORCE10-MSTP-MIB |