i got my domain name from 1and1.com and i have added a subdomain webmail.keshwani.net to the control panel of 1and1.com and modified the A record to point to the public ip address of the webserver.
i have FC5 and have loaded squirrelmail.
will changing the a record work and bring up index.php of squirrelmail or it will point to the index.html of www.keshwani.net
also i wanted to know can i have two webmail clients on one server
so something like webmail.keshwani.net -- squirrelmail
mail.keshwani.net --- ilohamail.
please do let me know.