All MIBs › A10-AX-MIB › axNetStatTCPSYNCookieSntFail
axNetStatTCPSYNCookieSntFail
Module: A10-AX-MIB
OID (symbolic): A10-AX-MIB::axNetStatTCPSYNCookieSntFail
OID (numeric): 1.3.6.1.4.1.22610.2.4.3.11.100.1.6
Node type: OBJECT-TYPE
Type: Counter
Access: read-only
Description: Number of TCP SYN cookie send attempts that failed.
What is axNetStatTCPSYNCookieSntFail?
This Counter tracks failed attempts to send TCP SYN cookies during flood defense. Failures occur when kernel buffers are exhausted or the appliance lacks resources to respond. One or two failures under extreme attack is normal; persistent failures suggest you need appliance upscaling.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.22610.2.4.3.11.100.1.6 snmpwalk -v2c -c public <target> A10-AX-MIB::axNetStatTCPSYNCookieSntFail
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.22610.2.4.3.11.100.1.6.1 snmpget -v2c -c public <target> A10-AX-MIB::axNetStatTCPSYNCookieSntFail.1
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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 |
| 1.3.6.1.4.1.22610 | a10 | A10-COMMON-MIB |
| 1.3.6.1.4.1.22610.2 | a10Mgmt | A10-COMMON-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.22610.2.4 | axMgmt | A10-AX-MIB |
| 1.3.6.1.4.1.22610.2.4.3 | axApp | A10-AX-MIB |
| 1.3.6.1.4.1.22610.2.4.3.11 | axNetStats | A10-AX-MIB |
| 1.3.6.1.4.1.22610.2.4.3.11.100 | axNetStatTable | A10-AX-MIB |
| 1.3.6.1.4.1.22610.2.4.3.11.100.1 | axNetStatEntry | A10-AX-MIB |
| 1.3.6.1.4.1.22610.2.4.3.11.100.1.6 | axNetStatTCPSYNCookieSntFail | A10-AX-MIB |