# clb-desync-mode-check
<a name="clb-desync-mode-check"></a>

Checks if Classic Load Balancers (CLB) are configured with a user defined Desync mitigation mode. The rule is NON\$1COMPLIANT if CLB Desync mitigation mode does not match with user defined Desync mitigation mode. 



**Identifier:** CLB\$1DESYNC\$1MODE\$1CHECK

**Resource Types:** AWS::ElasticLoadBalancing::LoadBalancer

**Trigger type:** Configuration changes

**AWS Region:** All supported AWS regions except Asia Pacific (New Zealand), Asia Pacific (Thailand), Middle East (UAE), Asia Pacific (Hyderabad), Asia Pacific (Malaysia), Asia Pacific (Melbourne), Mexico (Central), Israel (Tel Aviv), Asia Pacific (Taipei), Canada West (Calgary), Europe (Spain), Europe (Zurich) Region

**Parameters:**

desyncModeType: CSV  
Comma-separated list of values. You can select a max of two. Valid values include 'Defensive', 'Strictest', and 'Monitor'.

## AWS CloudFormation template
<a name="w2aac20c16c17b7d279c19"></a>

To create AWS Config managed rules with AWS CloudFormation templates, see [Creating AWS Config Managed Rules With AWS CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).