Os Open source dialer not working on Centos Asterisk platform

Hi

We have one centos Server on Asterisk platform and using OS Open source dialer for dialing outbound connections.We are using eyebeam as a softphone for calling with Server ip 192.168.1.X.Today i found dialing issues with each client side phones.Not showing pause/resume button when browse 192.168.1.X ip of server.I checked my server and found mysql missing issue.i did yum update mysql and now its showing ok on startup and shutdown.But still client side not showing pause/resume button as well calls are not coming properly on agents machine.

Please let me know some solution

Thank You

Vaibhav