All MIBs › CPQISCSI-MIB › cpqiScsiNodeInitialR2T
cpqiScsiNodeInitialR2T
Module: CPQISCSI-MIB
OID (symbolic): CPQISCSI-MIB::cpqiScsiNodeInitialR2T
OID (numeric): 1.3.6.1.4.1.232.169.2.6.1.1.7
Node type: OBJECT-TYPE
Type: INTEGER
Access: read-only
Description: This object indicates the InitialR2T preference for this node: True = YES, False = will try to negotiate NO, will accept YES
What is cpqiScsiNodeInitialR2T?
This enumerated value (true, false) reports this node's InitialR2T preference, where true means the node requires an explicit Ready-To-Transfer response before sending data, while false means it will try to negotiate skipping that requirement but will accept it if the peer insists. An admin checks this when tuning iSCSI write performance, since requiring InitialR2T adds a round-trip of latency before each write burst. For example, seeing this set to true on a latency-sensitive workload's node might prompt the admin to see if the peer can be configured to negotiate it away.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.232.169.2.6.1.1.7 snmpwalk -v2c -c public <target> CPQISCSI-MIB::cpqiScsiNodeInitialR2T
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.232.169.2.6.1.1.7.1 snmpget -v2c -c public <target> CPQISCSI-MIB::cpqiScsiNodeInitialR2T.1
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OID Breakdown
Upper-level ancestors (7 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 |
| 1.3.6.1.4.1.232 | compaq | COMPAQ-ID-REC-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.232.169 | cpqiScsiModule | CPQISCSI-MIB |
| 1.3.6.1.4.1.232.169.2 | cpqiScsiObjects | CPQISCSI-MIB |
| 1.3.6.1.4.1.232.169.2.6 | cpqiScsiNode | CPQISCSI-MIB |
| 1.3.6.1.4.1.232.169.2.6.1 | cpqiScsiNodeAttributesTable | CPQISCSI-MIB |
| 1.3.6.1.4.1.232.169.2.6.1.1 | cpqiScsiNodeAttributesEntry | CPQISCSI-MIB |
| 1.3.6.1.4.1.232.169.2.6.1.1.7 | cpqiScsiNodeInitialR2T | CPQISCSI-MIB |