How to only permit a specific host through a VS

Updated: June 28, 2022 21:25

Information

Summary:	How to only permit a specific host through a VS using content rules
Environment:	Product: LoadMaster Version: Any Platform: Any Application: Any
Question/Problem Description:	How to create a content rule to only allow a specific host, and block all others.
Steps to Reproduce:
Error Message:
Defect Number:
Enhancement Number:
Cause:	Would like to limit access to a Virtual Service
Resolution:	Navigate to Rules & Checking > Content Rules > Create New Set the Rule Type to Content Matching Set the Header Field to "Host" In the Match String, enter the host that should be permitted using proper Regex format Enable the options "Negation", "Ignore Case", and "Fail On Match". This will only allow the host you specified and fail all other traffic. Create the rule Place the rule within the appropriate Virtual Service within Advanced Properties > HTTP Selection Rules Now, when that specific host is requested it will be permitted. All other hosts will be blocked.
Workaround:	This can also be achieved through the use of ESP or by creating a custom WAF rule.
Notes:	https://support.kemptechnologies.com/hc/en-us/articles/5143451528077-Content-Rules https://support.kemptechnologies.com/hc/en-us/articles/203125029-Edge-Security-Pack-ESP- https://support.kemptechnologies.com/hc/en-us/articles/203128369-Web-Application-Firewall-WAF-

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