Huawei HG255s

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abgn+ac
Wireless Router - Home Gateway
WikiDevi.wi-cat.ru
Platform
BrandModelRev
Huawei HG255s -10 (VER.A)
FCC ID
none specified
Board ID
AV1HG255SM
Type
wireless router, analog phone gateway
Wireless class
AC1200
CPU1
TriDuctor VSPM340
CPU1 Speed
1 GHz   ( 2 cores )
Flash1 Chip
Spansion S34ML01G100TFI00
Flash1 Size
128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
Flash2 Chip
Winbond W25Q16
Flash2 Size
2 MiB2,097,152 B <br />16,384 Kib <br />2,048 KiB <br />16 Mib <br />0.00195 GiB <br />
RAM1 Size
128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Chip
Nanya NT5CB64MI6FP-DH
ETH chip1
TriDuctor VSPM340
Switch
TriDuctor VSPM340
Ethernet Port Count
1-1GbE-WAN
4-1GbE-LAN

802dot11 OUI: 00:E0:FC (3 E, 3 W), 48:DB:50
Ethernet OUI: 00:E0:FC (3 E, 3 W), 48:DB:50

Stock bootloader
HISILICON  1.0.0
Expansion IF types
USB 3.0
USB ports
1
USB Hub Compatible
Untested
Power
12 VDC, 2 A
Connector type
barrel
Serial Port (UART)
yes, 4-pin header, internal
Flags
VoIP, IPTV

Additional chips
2.4GHz Power Amplifier Module;xxx;xxx;;2;
5GHz Power Amplifier Module;RFMD;RFFM4501;;2;
VoIP Chip;;ZL88801;

Other
Default IP address
192.168.1.1
Default login user
admin
Default login password
superonline / vdf.0542
Manuf/OEM/ODM
Retail
Country of manuf China
Radio 1
Chip1
Realtek RTL8192ER
Wireless interface OUI
00:E0:FC,48:DB:50
Antenna Connector Type
U.FL
MIMO status
2x2:2
Wireless Standard
IEEE 802.11b/g/n
802.11n
up to 300 Mbps
802.11g
up to 54 Mbps
802.11b
up to 11 Mbps
WiFi Operating Frequency
2.4 GHz
Radio 2
Chip1
Realtek RTL8812AE
Wireless interface OUI
00:E0:FC,48:DB:50
Antenna Connector Type
U.FL
MIMO status
2x2:2
Wireless Standard
IEEE 802.11a/n/ac
802.11ac
up to 867 Mbps
802.11n
up to 300 Mbps
802.11a
up to 54 Mbps
WiFi Operating Frequency
5 GHz

For a list of all currently documented Realtek chipsets with specifications, see Realtek.
TriDuctor not currently documented.

Overview[edit]

Huawei AV1HG255SM REV.A (HG255s-10)

Links of Interest[edit]

Forum threads[edit]

Flashing[edit]

Upgrading[edit]

Reverting[edit]

JTAG-Serial Info[edit]

USB Info[edit]

vlan Info[edit]

Pictures[edit]

User Images

Notes[edit]

Specifications[edit]

  • Wi-Fi: AC1200, 2.4GHz (300Mbps) + 5GHz (867Mbps)
2x U.FL pigtail + internal PCB on-board antenna
2x FSX (phone) port, internal DECT/CAT-IQ baze station
VoIP, DLNA, IPTV, IPv6 supported
High-end xDSL Processor SoC For Multi-media IADs & Gateways
Multiple high-end WAN connectivity options: XDSL, Gigabit Ethernet
and USB 3.0 for LTE fixed-wireless modems.
Supports Gigabit dual-band concurrent Wi-Fi by dual PCIe interfaces,
multi GbE and VoIP & DECT interfaces with DSP accelerator.
1GHz dual-core ARM Cortex A9 processor plus additional offload engines
and dedicated routing accelerator.
5GHz 802.11an/ac Wi-Fi Front End Module
Integrated 4.9GHz to 5.85GHz Amplifier
SPDT TX/RX Switch, LNA with Bypass, Power Detector Coupler
POUT = 19.5dBm, 11a/n, 5V <3% Dynamic EVM
POUT = 17dBm, 11n, 3.3V 2.5% Dynamic EVM
POUT = 21dBm, 11a/n, 5V 2.5% Dynamic EVM
POUT = 17dBm, 11a/n, 3.3V 2.5% Dynamic EVM
POUT = 16dBm, 11ac HT80 MCS9, 3.3V, 1.8% Dynamic EVM
POUT = 18dBm, 11ac HT80 MCS9 5.0V, 1.8% Dynamic EVM

Root user/Pass[edit]

Root / fbr_2015_Hua (not working in HG255sC163B037)

Firmware[edit]

  • V100R001C163B032 (old FW)
  • V100R001C163B029 (oldFW)
  • V100R001C163B025SP02 (old FW)
  • V100R001C163B022 (HG255s-10 oldFW)
  • HG255sC163B029 (old FW)
  • HG255sC163B033 (Most Used New FW) 2020/02
  • HG255sC163B037 (newest FW)


FW detail[edit]

UpTime":76396,"Manufacturer":"HUAWEI"
(ModemSVersion":"","DeviceName":"HG255s)
"ModemHVersion":0,"HardwareVersion":"VER.A"
ChipModel":"Broadcom", "FriendlyName":"ATP"
"PppoeUpTime":76336,"TR069ActiveData"
"SoftwareVersion":"HG255sC163B029"
"BootloaderVersion":"HISILICON1.0.0"
"ReleaseDate":"2017-10-11"
"BatchNumber":"V100R001C163B029"
"FirmwareVersion":"
"ManufacturerOUI":"00E0FC"

Hardware Modification[edit]

See also[edit]