Understanding the hardware baseline helps prevent flashing incompatible software versions.Flashing firmware intended for V1 to V4 onto a V5.2 device will permanently brick the router. Specification Detail Interface Ports 4 RJ-45 Ethernet (1 GE + 3 FE), 1 POTS (RJ-11), 1 USB 2.0 Wi-Fi Capability 802.11b/g/n (2.4 GHz) Antenna Gain Dual 5 dBi External Antennas Default IP Address 192.168.1.1 Default Admin Credentials Username: admin / Password: admin (or user / user ) Benefits of Upgrading to Better Firmware