3Com OfficeConnect Remote 812 manual Intelligent PAT, Manual Setup

This remote workstation (the workstation sending this non-addressed packet from the WAN side of the OCR 812)

Private workstations (on the LAN side of the OCR 812) that recently transmitted outgoing packets to this remote workstation

Static TCP or UDP ports have not been configured

-AND-

A default PAT destination address has not been configured for a receiving (LAN) workstation

6-22CHAPTER 6: MANUAL SETUP

memory. If you do not enter the save all command before a reboot, unsaved changes made since the last save will be lost.

Intelligent PAT

Enabled by default, Intelligent PAT provides a “best guess” as to where an incoming packet should be delivered when:

￿￿Intelligent PAT bases this “best guess” on an analysis of recent communication between the following:

￿

Upon completion of the “best guess” analysis, Intelligent PAT forwards the packet to the last LAN workstation to transmit a packet to this remote workstation.