User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; de-DE; rv:1.6) Gecko/20040206 Firefox/0.8 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; de-DE; rv:1.6) Gecko/20040206 Firefox/0.8 The filters should support a check for the existence of a header. I would like to filter a message if the message header contains a specific header line, no matter what the content of this header line is. Reproducible: Always Steps to Reproduce: 1. 2. 3.
*** Bug 285841 has been marked as a duplicate of this bug. ***
This is a dup of bug 121214 *** This bug has been marked as a duplicate of 121214 ***