AT&T BGW320-505 ONT Residential Voice Gateway

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multiple revisions of this device, use caution
abgn+ac+ax (AX60003R)
Enterprise Gateway Router with Gigabit Ethernet
BGW320 64899.jpg
Support
3rd Party Firmware
dd-wrt
Status Unknown
OpenWrt
Status Unknown
Tomato any flavor
Status Unknown
Platform
Brand • Model • Rev
AT&T BGW320-505
FCC ID
Type
fiber gateway, wireless router, ONT
CPU1
Broadcom BCM68580
CPU1 Type
ARMv8 Cortex-A53
CPU1 Speed
1.5 GHz ( 4 cores )
Flash1 Chip
Samsung KLM4G1FETE-B041
Flash1 Size
4 GiB 4,096 MiB <br />4,294,967,296 B <br />33,554,432 Kib <br />4,194,304 KiB <br />32,768 Mib <br /> (eMMC)
RAM1 Size
1 GiB 1,024 MiB <br />1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br /> (DDR3 SDRAM)
RAM1 Chip
SK hynix H5TQ4G63EFR-TEC x 2
ETH chip1
Broadcom BCM68580
Switch
Broadcom BCM68580
Ethernet Port Count
1-1GbE-WAN
1-5GbE x 3-1GbE-LAN
Wired Standard
IEEE 802.3i/3u/3ab/3bz

802dot11 OUI: F8:9B:6E (1 E, 1 W)
Ethernet OUI: F8:9B:6E (1 E, 1 W)

Expansion IF types
USB 2.0, SFP+
USB ports
1
SFP ports
1
USB Hub Compatible
Untested
Power
12 VDC, 4 A
Connector type
DIN (2-pin)
Serial Port (UART)
yes, 4-pin header, unpopulated, 3.3V TTL, (115200 8N1)
Flags:
Wi-Fi 6E, MU-MIMO, 1024QAM, HE80, GPON, SFP+, 5GBase-T (5GbE)

Additional chips
2.4GHz High-Power 802.11ax WLAN FEM;Skyworks;SKY85331-11;;4;
5GHz High-Power WLAN Front-End Module;Skyworks;SKY85743-21;;8;
Low Input Voltage, Single-Supply High-Current LDO;Micrel;MIC61300;;1;
200V N-Channel Enhancement Mode MOSFET;Diodes;ZXMN20B28K;;2;
8-bit Shift Register w/ Tri-state Output Registers;TI;SN74AHC595;;1;
Dual Subscriber Line Interface Circuit;Microsemi;Le9652PQC;;1;
Single Port Tracking SLIC Protector;Littelfuse;B61089BDR;;2;
1.5A, Low Voltage μCap LDO Regulator;Microchip;MIC37153;;1;
30V, 12A P-Channel MOSFET;Alpha & Omega;AO4407A;;1;

Other

Default SSID: ATTDtXXXXX
Default IP address: 192.168.1.254
the IP 192.168.1.254 is used by 158 additional devices
of which 2 are AT&T devices

Manuf/OEM/ODM
Retail
FCC approval date 23 November 2022
Country of manuf Vietnam
Radio 1
Radio1 module
Radio1 module IF
PCIe (non-standard connector)
Chip1
Broadcom BCM6715
Wireless interface OUI
F8:9B:6E
Antenna Connector Type
U.FL
MIMO status
4x4:4
Wireless Standard
IEEE 802.11b/g/n/ax
802.11ax
up to 1148 Mbps
802.11n
up to 600 Mbps
802.11g
up to 54 Mbps
802.11b
up to 11 Mbps
WiFi Operating Frequency
2.4 GHz
Radio 2
Radio2 module
Radio2 module IF
PCIe (non-standard connector)
Chip1
Broadcom BCM6715
Wireless interface OUI
F8:9B:6E
Antenna Connector Type
U.FL
MIMO status
4x4:4
Wireless Standard
IEEE 802.11a/n/ac/ax
802.11ax
up to 2402 Mbps
802.11ac
up to 1733 Mbps
802.11n
up to 600 Mbps
802.11a
up to 54 Mbps
WiFi Operating Frequency
5 GHz
Radio 3
Chip1
Broadcom BCM6715
Wireless interface OUI
F8:9B:6E
Antenna Connector Type
none specified
MIMO status
4x4:4
Wireless Standard
IEEE 802.11a/n/ac/ax
802.11ax
up to 2402 Mbps
802.11ac
up to 1733 Mbps
802.11n
up to 600 Mbps
802.11a
up to 54 Mbps
WiFi Operating Frequency
5 GHz
 FCC ID
AT&T BGW320-505 ONT Residential Voice Gateway2ADZRBGW321
 CPU1 brandRadio1 chip1 brandRadio2 chip1 brand
AT&T BGW320-505 ONT Residential Voice GatewayBroadcomBroadcomBroadcom
Arris BGW320BroadcomBroadcomBroadcom

For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.

For a list of all currently documented AT&T device with specifications, see AT&T.

• 2x 2402 Mbps - 4SS 5GHz 802.11ax (80MHz chan., 1024-QAM)
• 1x 1148 Mbps - 4SS 2.4GHz 802.11ax (40MHz chan., 256-QAM) = AX6000 class

Overview

Hardware specification

SoC: Quad-core ARM (Cortex-A53)
  • Flash: 4GB eMMC (Samsung)
  • RAM: 1GB (DDR3) SDRAM
  • Network: 1x 5GbE, 3x GbE LAN,
1x GbE WAN ports, 1x SFP+ cage
802.11abgn/ac/ax, 1x 2.4GHz, 2x 5GHz
4x4:4 2.4/5GHz both High and Low band
  • USB: 1x USB 2.0 port
  • Power Source: 12V/4A

Pictures

User Images

  • Main Board Top

  • Main Board Bottom

  • Auxillary Board Top

  • Auxillary Board Bottom

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