Linksys WRT54G v2.2
The device is fully supported by FreeWRT. You can install the FreeWRT firmware via the update function of the vendor web administration. The vendor uses NVRAM to store information about the configuration of the device. FreeWRT ignores these settings.
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Architecture: MIPS Vendor: Broadcom Bootloader: CFE System-On-Chip: Broadcom 4712 CPU Speed: 200 Mhz Flash size: 4 MB RAM: 16 MB Wireless: integrated Broadcom BCM43xx 802.11b/g Ethernet: BCM5325 Serial modification: yes JTAG: yes |
The boot_wait NVRAM variable is off by default. TFTP installation is not possible without exploit.
Network configuration
The default network configuration is:
| interface name | description | default ip configuration |
| eth0.0 | LAN Ports | 192.168.1.1/24 |
| eth0.1 | WAN Port | dhcp |
| eth1 | Wifi | disabled for security reasons |
TFTP Installation notes
TFTP commands:
tftp 192.168.1.1 tftp> binary tftp> trace tftp> rexmt 1 tftp> put freewrt-linksys-wrt54g-v22-brcm-2.4-jffs2.bin
After this wait 3-5 minutes, depending on the size of the firmware image.
