User's Manual Part 2
APCD-LM043-8.0 (DRAFT C) 231
Appendix G CCU/EUM Data Tables
The CCU and EUM firmware is structured around a set of tables and files, which are
discussed in the following sections in the logical order that they are actively involved in the
transmission of packets from the Internet to the end-user’s PC:
•
Port Filter Table (CCU and EUM) on page 231
•
Routing Table (CCU and EUM) on page 232
•
ARP Table (CCU and EUM) on page 236
•
Address Translation Table (CCU only) on page 238
•
Authorization Table (CCU only) on page 239
•
Registration Table (CCU only) on page 240
•
ARP Map Table (CCU only) on page 241
•
Bridge Table (EUM or CCU in Switched Ethernet or Through Only Mode) on page 242
•
Basic Configuration File (CCU and EUM) on page 243
•
Permanent Configuration File (CCU and EUM) on page 245
•
System Status File (CCU and EUM) on page 246
Port Filter Table (CCU and EUM)
The Port Filter Table provides a list of all port filters that have been enabled. Any IP packet
with one of these port numbers will be discarded.
The contents of the Port Filter Table are: