All MIBs › A10-AX-MIB › axNetStatTCPSynCookieFails
axNetStatTCPSynCookieFails
Module: A10-AX-MIB
OID (symbolic): A10-AX-MIB::axNetStatTCPSynCookieFails
OID (numeric): 1.3.6.1.4.1.22610.2.4.3.11.100.1.11
Node type: OBJECT-TYPE
Type: Counter
Access: read-only
Description: Number of times a TCP SYN cookie failure occurred.
What is axNetStatTCPSynCookieFails?
This Counter logs TCP SYN cookie validation failures when legitimate clients respond during flood attacks. Misconfigured firewalls or proxy layers can corrupt SYN cookie responses, breaking legitimate connections. Regular failures harm user experience and suggest you need to whitelist your appliance.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.22610.2.4.3.11.100.1.11 snmpwalk -v2c -c public <target> A10-AX-MIB::axNetStatTCPSynCookieFails
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.22610.2.4.3.11.100.1.11.1 snmpget -v2c -c public <target> A10-AX-MIB::axNetStatTCPSynCookieFails.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 |
| 1.3.6.1.4.1.22610.2.4.3.11.100.1.11 | axNetStatTCPSynCookieFails | A10-AX-MIB |