Can somebody tell me which one is better BGP or OSPF. We have a enterprise network using OSPF but somebody suggested to go for BGP. Wanted to take suggestions on the same.Thanks SM

I am having SAP servers on my network which I need external users to use , what access-list command should I be using for that. SAP uses tcp port 3200.access-list 111 tcp ??? Also how can I can check if my firewall is stopping all unauthorized access...