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From André Warnier>
Subject Re: Cannot connect from outside using Tomcat 7/APR/SSL on AWS Windows system
Date Mon, 20 Jan 2014 16:08:37 GMT
Jeffrey Janner wrote:
>> -----Original Message-----
>> From: Ognjen Blagojevic []
>> Sent: Sunday, January 19, 2014 9:19 AM
>> To: Tomcat Users List
>> Subject: Re: Cannot connect from outside using Tomcat 7/APR/SSL on AWS
>> Windows system
>> Jeffrey,
>> On 19.1.2014 6:03, Christopher Schultz wrote:
>>>> <Connector address="" port="443" maxHttpHeaderSize="8192"
>>> Could it be as simple as having set the "address" attribute?
>> +1
>> BTW, setting attribute preverIPv4Stack=true on server side doesn't mean
>> anything for the client. The client will try to connect with the
>> protocol he prefers. The client may also fall back to other protocol
>> (e.g. if IPv6 connection fails several times, try with IPv4).
>> I see that access log is not configured. Is there a reason for that?
>> Without access log you can't tell if the remote request reaches Tomcat
>> or not. So, for start, I suggest you configure access log for Tomcat 7
>> and report back if something is logged after you try to connect from
>> the remote host. Note that Tomcat may postpone writes to the log files,
>> so make sure you stop Tomcat before you check your logs.
>> If there is no record of remote requests in Tomcat 7 access logs, I
>> suggest you analyze what is going on with Wireshark or some other
>> packet analyzer. You can that see if the client:
>> 1. tries to connect using IPv6 or IPv4,
>> 2. is falling back,
>> 3. which exactly IPv4/v6 adress does it use, 4. is TCP three-way
>> handshake successfull.
>> Only when you confirm that three-way handshake is succsessful and that
>> the destionation IP adress is IPv4 "", you may say that the
>> request should have reached Tomcat.
>> -Ognjen
> Added the access log.  Absolutely 0 entries from any address that is not the local system.

Can you configure your Tomcat-6 to run under your Java-7 ?
(in the principle, I think that this should work; I don't know about the practice)
This would help determine if the difference resides in the Java or the Tomcat.

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