.. also for webmail & other php apps (info courtesy of Darrell May):
a) make sure your version of e-smith-php is greater than 1.5 (try
http://www.pagefault.org if not)
b) execute the following:
Upgrade the rpm (if req):
Add these settings into the configuration database to increase the maximum attachment size to 25MB:
/sbin/e-smith/config setprop php MaxExecutionTime 1800
/sbin/e-smith/config setprop php MemoryLimit 100M
/sbin/e-smith/config setprop php PostMaxSize 25M
/sbin/e-smith/config setprop php UploadMaxFilesize 25M
Expand the template:
/etc/e-smith/events/actions/conf-php
Then restart httpd:
/etc/rc.d/init.d/httpd-e-smith graceful
HTH