Serverside SNI injection iRule

Problem this snippet solves: Hi Folks, the iRule below can be used to inject a TLS SNI extension to the server side based on e.g. HOST-Header values. The iRule is usefull if your pool servers depe...
Updated Jun 06, 2023
Version 2.0
devops
security
server name indication injection
sni
sni injection
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My name is Kai Wilke and I'm working as a Principal Consultant for IT-Security at itacs GmbH - a German consulting company specialized in Microsoft Security cloud solutions, F5 customizations as well as for classic IT-Consulting. You can find additional information about me and my work here: https://devcentral.f5.com/articles/q-a-with-itacs-gmbhs-kai-wilke-devcentrals-featured-member-for-february-24890
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Christoph_Lange
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Jan 25, 2018

I have two virtual servers with multiple server ssl profiles applied. One is working, the second only work with one domain. Replacing the multiple server ssl profiles with this irule solved the problem. Thanks!