WAF - AH00898: Error reading from remote server returned by /Microsoft-Server-ActiveSynchttps://community.sophos.com/utm-firewall/f/web-server-security/114495/waf---ah00898-error-reading-from-remote-server-returned-by-microsoft-server-activesyncHi All, Not having any problems with the Active Sync Clients but noticing a lot of issues filling up the WAF logs every few minutes... wanted to check what the issue is? httpd[3749]: [proxy_http:error] [pid 3749:tid 4103859056] (70007)Theen-USTelligent Community 12RE: WAF - AH00898: Error reading from remote server returned by /Microsoft-Server-ActiveSynchttps://community.sophos.com/thread/411638?ContentTypeID=1Sun, 11 Aug 2019 16:12:06 GMT4be5eb7d-caa4-4ff5-8e60-8f9463545a35:a0304761-3a78-4e6f-a712-3866fb61afd8BAlfson<p>Salut and welcome to the UTM Community!</p> <p>Please show several contiguous, complete log lines ending with the one above that has <em>statuscode=&quot;504&quot;</em> and including the first line above containing <em>The timeout specified has expired</em>.&nbsp; I like the way you obfuscated your private information.</p> <p>Cheers - Bob<br />PS Moving this thread to the Web Server Security forum.</p><div style="clear:both;"></div>