Acknowledgments help regulate amount of display updates for slower net connections.
No cache directives.
Browsers, OSes and Places
Tested with Netscape Navigator 3.0 under Windows 95/NT, MacOS, Linux, SunOS, and Solaris
... Internet Explorer 3.0 under Windows95/NT
Demonstrated at various places in the US, Italy and Sweden. ISDN speeds result in good performance. 28.8kbps dialup is functional.
Forms interface - implemented by means of a translation gateway that talks to the hub on one side and the browser on the other. No changes to hub needed.
Voice only interface - can be implemented similarly.