V2IU 5300: Resetting the 5300 to Factory Defaults
Access the CLI of the device via telnet, SSH or console. In the CLI, type the following command: /etc/conf/bin/cfg_restore
By default, the IP address on the LAN side of the 4300 and 5300 is 192.168.1.1.
If you have a 5300, you would need to connect to the console port with an 8 pin null modem cable.
Connect one end to the 5300 and the other end to your PC. On your PC, configure a hyper-terminal session with the settings 9600 / 8 / none / 1 / none. After hitting enter a couple of times, you should get a login prompt.
V2IU E 5300 series will display " eth0 " LAN interface on physical port 1 and "eth1" WAN interface on physical port 2. The management interface will be displayed on "eth2" on physical port3. V2IU S 5300 series will display " eth0 " Subscriber interface (typically facing the WAN) on physical port 1 and "eth1" Provider interface (typically facing the gatekeeper) The management interface will be displayed on " eth2 " on physical port 3.All software versions