Netopia R-Series Router Firmware offers several improvements including PPP over SDSL, improved QOS features, line backup feature which provides all Netopia Routers that allow "always-on" connectivity (R3100-I, R5100, R5200, R5300, R7100, and R9100) with the capability to automatically detect a failure on the WAN interface and then automatically or manually switch to a backup async profile configured for the aux port - with either an analog or ISDN modem. You also have the option of automatically switching back to the primary port once the connection is restored.
What's new in Netopia R-Series Router Firmware
Added tiered access.
Allow For TOS Bit Prioritization On R7200/R6100/R5300/R5100
Text Formatted Config Dump
Improved IPsec 'Dead Peer' detection
CLI command to display Ethernet MAC address
SNMP Trap For Changed PPPoE IP Address
Before upgrading to beta version firmware, it is strongly advised that you create a backup configuration file. Instructions for this can be found in Quick Guide NQG_035