Almost, when the receive string no longer matches, but the receive disabled string does match, it disables the pool member, which allows active connections to bleed off but does not allow new connections. when neither string matches, then the pool member is hard down. Sorry i didn't make that clearer in the presentation. Details: https://support.f5.com/kb/en-us/solutions/public/12000/800/sol12818.html?sr=43351573