Rule purpose: Check whether the CVM instance is bound to an IPv4 public address.
Compliance evaluation logic: If the CVM instance has bound to an IPv4 public address, the evaluation result is "compliant". (This rule is applicable only to IPv4 addresses.)
Rule Identifier: cvm-instance-publicipv4-bound
Risk Level: Medium.
Applicable Resource Type: QCS::CVM::Instance
Rule trigger type: Configuration change.
Keyword: CVM, public IP address.
Rule parameter: None.