Apache 2.4 from SCL should support it, but stock apache on SME9 is 2.2
Not sure if I have an SCL upgrade on this v9 box but I get
[root@test conf]# rpm -qa |grep apache
e-smith-apache-2.4.0-15.el6.sme.noarch
root@test conf]# rpm -qi e-smith-apache-2.4.0-15.el6.sme.noarch
Name : e-smith-apache Relocations: (not relocatable)
Version : 2.4.0 Vendor: Contribs.org <http://contribs.org>
Release : 15.el6.sme Build Date: Sat 23 Jan 2016 06:23:56 PM CET
Install Date: Tue 15 Mar 2016 10:51:54 AM CET Build Host: builder.koozali.org
Group : Networking/Daemons Source RPM: e-smith-apache-2.4.0-15.el6.sme.src.rpm
Size : 49944 License: GPL
Signature : DSA/SHA1, Sat 23 Jan 2016 06:45:04 PM CET, Key ID 3d7205081e9c9308
Packager : Contribs.org <http://contribs.org>
Summary : e-smith server and gateway - apache module
Description :
e-smith server and gateway software - apache module.
So I think it is 2.4 ?