Buffalo WHR-HP-AG108

On the DD-WRT wiki On the OpenWrt wiki

Specs
Platform Serial Num. = ? FCC ID = FDI-09101540-0 Industry Canada ID = ? CPU Type = Atheros AR5312A MIPS Rev = ? CPU Speed = 220 MHz Bus = ? Flash Type = Parallel Flash Chip = Macronix MX M041169 29LV320ATTC-90 2J164400 Flash Size = 4 MB Max Firmware Size = ? RAM Size = 32 MB RAM Chip = ELPIDA DS2532AA-75-E SQP 04180E001 nvram Size = ? ETH chip1 = Atheros AR5312A Switch = Kendin KS8995XA 0525B3 N5090130 24LWAQ Port-based vlan = ? 802.1q vlan = ? Ethernet Port Count = 1-10/100-WAN 4-10/100-LAN Wired Standard = IEEE 802.3/3u Ethernet interface OUI = none specified boot_wait = ? bootloader = ? Flash Card Socket/Type = No SD/MMC Mod Support = No Expansion IF types = No PoE = No Power = 5 VDC, 1.6 A Connector type/size = Barrel plug LEDs/Color = ? Size = 5.7" x 5.1" x 1.1" USB = No Serial Port = Yes JTAG Port = ? Supported by TJTAG/Version = ? Supported by dd-wrt as of = v23 SP2 dd-wrt K2.4 Support = ? dd-wrt K2.6 Support = ? Special Features = ? Radio Wireless Radio = Atheros AR5112 WLAN DSP processor = Atheros AR5312A Wireless interface OUI = none specified Antenna Connector Type = RP-SMA MIMO status = ? Wireless Standard = IEEE 802.11a 802.11a = 6, 9, 12, 18, 24, 36, 48, 54Mbps WiFi Operating Frequency = 5 GHz Radio cor_rev = ? Radio Capabilities = ? Radio Wireless Radio = Atheros AR2112 WLAN DSP processor = Atheros AR5312A Wireless interface OUI = none specified Antenna Connector Type = RP-SMA MIMO status = N/A Wireless Standard = IEEE 802.11b/g  802.11g = 6, 9, 12, 18, 24, 36, 48, 54 Mbps  802.11b = 1, 2, 5.5, 11 Mbps WiFi Operating Frequency = 2.4 GHz Radio cor_rev = ? Radio Capabilities = ? Other Default IP address: 192.168.11.1 Default login user: root Default login password: 1234 Default SSID = ? OEM = ? 3rd Party Firmware Support = ?

Links of Interest
https://forum.openwrt.org/viewtopic.php?id=9395

Flashing

 * only flashable with serial or a telnet backdoor