Huawei HG531s Technical specifications

HG531s V1 300Mbps Wireless
ADSL2+ Router
Product Description
Issue 203294_01
HUAWEI TECHNOLOGIES CO., LTD.

HG531s V1 300Mbps Wireless ADSL2+ Router
Product Description
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Copyright © Huawei Technologies Co., Ltd. Page 2 of 16
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Huawei Technologies Co., Ltd.
Address: Huawei Industrial Base
Bantian, Longgang
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Contents
1 Overview...............................................................................................................................4
1.1 Introduction to the HG531s V1............................................................................................................ 4
1.2 Hardware Features ............................................................................................................................... 5
1.3 Network Architecture ........................................................................................................................... 8
2 Functional Features.............................................................................................................9
2.1 High-bandwidth ADSL2+ and 3G Upstream Link............................................................................... 9
2.2 WLAN Function...................................................................................................................................9
2.3 WPS Function ......................................................................................................................................9
2.4 Routing Function..................................................................................................................................9
2.5 IPv6 Function.......................................................................................................................................9
2.6 Flexible QoS Policies .........................................................................................................................10
2.7 Standardized TR-069 Management....................................................................................................10
2.8 Convenient and Secure Configuration and Management ...................................................................10
3 Technical Specifications ..................................................................................................11
3.1 Interface Features ............................................................................................................................... 11
3.2 Security Features................................................................................................................................ 12
3.3 Routing & Bridged Features ..............................................................................................................12
3.4 QoS Features ......................................................................................................................................13
3.5 ATM Features..................................................................................................................................... 13
3.6 Network Management........................................................................................................................ 13
3.7 Power Supply Specifications..............................................................................................................14
3.8 Physical Specifications.......................................................................................................................14
3.9 Environmental Specifications ............................................................................................................14
4 Acronyms and Abbreviations.........................................................................................15

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1 Overview
1.1 Introduction to the HG531s V1
Figure 1-1 Appearance of the HG531s V1
HG531s V1 300Mbps Wireless ADSL2+ Router (hereinafter referred to as the HG531s
V1) is a type of Asymmetrical Digital Subscriber Line (ADSL) terminal. At the
network side, it provides ADSL2+ for rapid Internet access and high-speed broadband
access.
For users, it provides an 802.11b/g/n interface and four Ethernet interfaces. After
connecting to a PC, STB, notebook computer, or another terminal, users can enjoy
data, voice, and a range of other services.
The HG531s V1 boasts powerful routing and bridging functions and supports
NAT/firewall technology, with flexible network configuration and QoS policies.
Moreover, the unit provides quality guarantees for latency-sensitive voice services and
for video services susceptible to packet loss. Using the HG531s V1, users can enjoy
high-speed and high-quality broadband services at home.
As a broadband network terminal, the HG531s V1 is an extension of an operator's
broadband network. HG531s V1 provides powerful remote maintenance and

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administration functions. It supports the latest TR-069 terminal management standards
and remote upgrades, thus facilitating large-scale deployment and maintenance.
1.2 Hardware Features
1.2.1 Interfaces and Buttons
Figure 1-2 Interfaces and buttons on the HG531s V1
1
2
3
4 5 6
WLAN/
WPS
7
Table 1-1 Interfaces and buttons on the HG531s V1
No. Description
1 Reset button, which is used to restore the factory settings of the
HG531s V1.
2
USB interface, which is used to connect a USB device, such as a Huawei
HSPA USB interface link device.
NOTE:
The maximum voltage/current output from the USB port is 5 V/0.65 A. That is, the
input voltage/current of the USB device connected to the USB port cannot exceed 5
V/0.65 A. Otherwise, the HG531s V1may not work correctly.
3 On/Off button, which is used to power on or off the HG531s V1.
4 Power interface, which is used to connect the HG531s V1 to the power
adapter.
5 LAN interfaces, which are used to connect the HG531s V1 to the Ethernet
interface on the computer.
6 ADSL interface, which is used to connect HG531s V1 to the MODEM
interface on the splitter or to the telephone jack on the wall.

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No. Description
7 WLAN button, which is used to enable or disable wireless network
function quickly.
WPS button, which is used to enable the WPS negotiation function.
1.2.2 Indicators
Figure 1-3 Indicators on the HG531s V1
USB
Table 1-2 Indicators on the HG531s V1
Indicator Used to…
Power Steady on The HG531s V1 is powered on.
Off The HG531s V1 is powered off or faulty.
ADSL Blinking The HG531s V1 is being activated through ADSL.
Steady on The HG531s V1 is activated through ADSL.
Off The HG531s V1 is powered off.
Internet Steady on The HG531s V1 is working in routing mode.
The WAN connection is set up.
No data is being transmitted.
Blinking The HG531s V1 is working in routing mode.
The WAN connection is set up.
Data is being transmitted.

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Off The HG531s V1 is working in bridging mode.
The HG531s V1 is working in routing mode, but
the connection to the WAN has not been set up.
The HG531s V1 is powered off.
WLAN Steady on The WLAN connection is set up, but no data is being
transmitted.
Blinking The WLAN connection is set up, and data is being
transmitted.
Off The WLAN function is disabled.
The HG531s V1 is powered off.
WPS Blinking A wireless client, such as a computer installed with a
wireless network adapter, is connecting to the HG531s
V1 using the WPS function. This process lasts for no
longer than 120 seconds.
Off The WPS function is disabled or faulty.
The HG531s V1 is powered off.
LAN1 ~
LAN4
Steady on The HG531s V1 is connected to a device properly.
Blinking Data is being transmitted between the HG531s V1 and
the device connected.
Off No connection is set up on the port.
The HG531s V1 is powered off.
USB Blinking The HG531s V1 is being activated through USB
modem.
Data is being transmitted on the USB port.
Steady on A portable storage device is connected to the USB
port.
No data is being transmitted.
Off The USB port is not connected.
The HG531s V1 is powered off.

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1.3 Network Architecture
Figure 1-4 shows the location of the HG531s V1 in the network.
Figure 1-4 Networking diagram of the HG531s V1
Copper pair Ethernet USB Wi-Fi

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2 Functional Features
2.1 High-bandwidth ADSL2+ and 3G Upstream Link
With an embedded high-performance ADSL2+ network processor, the HG531s V1 can
bring more abundant service experiences to users. What’s more, it can support 3G
USB modem uplink through USB port.
2.2 WLAN Function
The HG531s V1 provides high-speed, secure, and convenient wireless network access,
and supports 802.11n (2.4 GHz), 802.11b, 802.11g. It can implement the network
access at a high speed by using a powerful built-in antenna. The IEEE 802.11n
supports the MIMO 2*2 technology and the access rate can reach 300Mbit/s.
2.3 WPS Function
The HG531s V1 provides the WPS2.0 function. A wireless connection can be set up
between the computer and the HG531s V1 conveniently and securely.
2.4 Routing Function
The HG531s V1 provides the Routing function. An address can be obtained by
embedded PPP dialer and DHCP of the home gateway.
2.5 IPv6 Function
The HG531s V1 provides the IPv6 function. It supports the IPv4 & IPv6 dual stack
mode and the DS-Lite mode. Other modes can be customized.

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2.6 Flexible QoS Policies
The HG531s V1 supports multiple methods of traffic classification, and supports the
PQ and WFQ queue scheduling. thus ensuring that the data transmission of various
services using different policies and that end users can enjoy quality video and audio
services.
2.7 Standardized TR-069 Management
The HG531s V1 is completely compatible with the TR-069 standard defined by the
Digital Subscriber Line (DSL) Forum. Providing complete remote management and
diagnostic functions, it can implement the zero configuration solution. In addition, the
HG531s V1 can carry out customized service provisioning conveniently through
automatic upgrade based on the service provisioning process. Hence operation and
maintenance cost can be greatly reduced.
2.8 Convenient and Secure Configuration and
Management
The HG531s V1 supports the TR-069 remote management, provides a Web-based
configuration interface, and ensures secure use of the Web-based configuration utility
through password verification.

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3 Technical Specifications
3.1 Interface Features
3.1.1 DSL Interface
Multiple DSL Standards
ADSL2+
Supports G.992.5 (G.dmt.bitplus) Annex A
Supports G.992.5 (G.dmt.bitplus) Annex M
ADSL2
Supports G.992.3 (G.dmt.bis) Annex A
Supports G.992.3 (G.dmt.bis) Annex L
Supports G.992.3 (G.dmt.bis) Annex M
ADSL
−Supports G.992.1 (G.dmt)
−Supports G.994.1 (G.hs)
−Supports ANSI T1.413 Issue 2
Other Features
Supports multiple permanent virtual channels (most 8 PVCs)
Supports manual configuration of PVC parameters
3.1.2 Ethernet Interface
Provision of four 10/100 M adaptive Ethernet interfaces
Supports IEEE 802.3 and IEEE 802.3u standard
Supports line Auto MDI and MDIX Auto-sensing
3.1.3 WLAN Interface
Supports 802.11g, 802.11b, 802.11n (2.4 GHz)
Supports WPS2.0 (PBC mode and PIN mode)

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Supports SSID hiding
Supports multiple SSIDs (4 SSIDs)
Supports Open System, WPA-PSK and WPA2-PSK security
Supports 64/128 digits WEP encryption
Supports TKIP encryption
Supports AES encryption
Supports WMM (Wi-Fi Multimedia)
Supports enable or disable the WLAN function by press WLAN button or config
the Web-based utility
WLAN Rates:
−802.11b: Up to 11 Mbit/s
−802.11g: Up to 54 Mbit/s
−802.11n (with 2T2R antenna used) : Up to 300.0 Mbit/s
3.1.4 USB Interface
Functions as a USB Host 2.0 interface for connecting USB modem, USB storage
device or printer.
3G broadband uplink
Accessing a portable storage device through FTP server
Reading from and writing on FAT32/FAT file system.
3.2 Security Features
Supports powerful wireless network security
Supports IP/MAC address filtering
Supports port/URL filtering
Supports ACL
Supports DMZ
Supports the PAP (RFC 1334) ,CHAP (RFC 1994) and the default PAP/CHAP
adaptive
Prevents DoS attacks such as the SYN flooding, ICMP flooding and ARP attack
3.3 Routing & Bridged Features
Supports NAT, NAPT (RFC1631, RFC2663, RFC2766, RFC3022, RFC3489)
and ALG expansion
Supports RIP v1 (RFC1058), RIP v2 (RFC1389, RFC1723, RFC2453)
Supports multiple PVC working mode:
−IPOA (RFC2684 Routed)
−IPOE (RFC2684 Bridged Static IP, RFC2684 Bridged DHCP Client)
−PPPoE (RFC1661, RFC2516)

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−PPPoA (RFC1661, RFC2364)
Supports DHCP server, DHCP client, DHCPv6 Server, DHCPv6 Client and
DHCP relay
Supports DNS client and DNS relay
Supports IGMP proxy and IGMP snooping
Supports IPv6
−Supports IPv4 and IPv6 dual-stack
−Supports DS-Lite
3.4 QoS Features
Support multiple methods of traffic classification based on:
−LAN interface and WLAN SSID
−IP address (source and destination address)
−Ports (source ports and destination ports) at the fourth layer
−Mac address (source and destination address)
−802.1p
−VLAN and 802.1q
−Differentiated Services Code Point (DSCP)
−Protocol (TCP, UDP, ICMP)
Support for re-marking the result of traffic classification based on:
−802.1p
−DSCP
−TOS/IPP
Support for queuing methods based on priorities (up to four queues):
−Priority queuing (6 PQs)
−Weighted Fair Queuing (4 WFQs)
3.5 ATM Features
Supports LLC-SNAP and VC-MUX
Supports OAM F5
Supports ATM OAM F5 loop
Supports multiple ATM QoS service levels (CBR, rt-VBR, nrt-VBR, UBR with
PCR, UBR without PCR)
3.6 Network Management
Supports TR-069 and upgrading through TR-069
Supports Views system logs

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Supports remote and local web configuration and management
3.7 Power Supply Specifications
Product power supply: 12 V DC, 1 A
Product power consumption: < 5 W
3.8 Physical Specifications
Dimensions (W ×L ×H): 31.5 mm 118 mm 100 mm
Product weight: about 360 g
3.9 Environmental Specifications
Ambient temperature for operation: 0°C to 40°C (32°F to 104°F)
Relative humidity for operation: 5% to 95%, non-condensing

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4 Acronyms and Abbreviations
ADSL Asymmetrical Digital Subscriber Line
ADSL2+ Asymmetrical Digital Subscriber Line 2 plus
AES Advanced Encryption Standard
ATM Asynchronous Transfer Mode
CBR Constant Bit Rate
DHCP Dynamic Host Configuration Protocol
DNS Domain Name System
DoS Denial of Service
DSCP Differentiated Services Code Point
DSL Digital Subscriber Line
HTTP Hyper Text Transport Protocol
IP Internet Protocol
IPTV Internet Protocol Television
LAN Local Area Network
MAC Media Access Control
NAPT Network Address and Port Translation
NAT Network Address Translation
nrt-VBR non-real-time Variable Bit Rate
OSS Operations Support System
PC Personal Computer
PPPoA Point-to-Point Protocol over ATM
PPPoE Point-to-Point Protocol over Ethernet
PQ Priority Queue

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PVC Permanent Virtual Channel
QoS Quality of Service
RIP Routing Information Protocol
rt-VBR real-time Variable Bit Rate
SSID Service Set Identifier
STB set-top box
TKIP Temporal Key Integrity Protocol
ToS Type of Service
WAN Wide Area Network
WEP Wired Equivalent Privacy
WLAN Wireless Local Area Network
WPA Wi-Fi Protected Access
WPS Wi-Fi Protected Setup
WFQ Weighted Fair Queue