|   | own server | web access | standard client | special client | min. client class | 
 
| Asynchronious |  
 | e-mail | 
 no | 
 possible, webmail | 
 yes, e-mail client | 
 no, possible | 
 286, PDA | 
 
 | web forum | 
 no, helps | 
 yes | 
 yes, web browser | 
 no | 
 386 | 
 
 | web news | 
 no, helps | 
 yes | 
 yes, web browser | 
 no | 
 486 | 
 
 | web whiteboard | 
 no, helps | 
 yes | 
 yes, web browser | 
 possible | 
 586 (for Java) | 
 
 | UseNet | 
 yes | 
 possible, gateway | 
 yes, nntp client | 
 no | 
 286 | 
 
| Synchronious |  
 | chat | 
 no | 
 yes, Java needed | 
 no | 
 yes, in Java | 
 586+ | 
 
 | IRC | 
 yes | 
 possible, with Java client | 
 yes, under Unix | 
 yes | 
 386 | 
 
 | talk | 
 yes | 
 no | 
 yes, under Unix | 
 no | 
 386 | 
 
 | gaming | 
 yes, 686 | 
 no | 
 no | 
 yes, game itself | 
 686+ | 
 
 | VR 3D | 
 yes, 686 | 
 no | 
 no | 
 yes | 
 686+ | 
 
 | P2P file sharing | 
 no | 
 no | 
 no | 
 yes | 
 586+ | 
 
 | phone | 
 yes | 
 just for address book | 
 no | 
 yes | 
 586+ | 
 
 
 
 |