Huawei B525s-23a User manual

HUAWEI B525s-23a LTE CPE
Product Description
Product Overview
Issue 02 (2016-07-27)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
1
1 Product Overview
The HUAWEI B525s-23a LTE CPE (B525s-23a for short) is a wireless gateway that
integrates LTE and high-speed Ethernet uplink access, which provides users with flexible and
diversified data access and voice services.
The frequency bands of the product are as follows.
B525s-23a support:
LTE: B1/3/7/8/20/32/38
FDD: 2100 MHz/1800 MHz/2600 MHz/ 900 MHz/800 MHz/1500 MHz/
TDD: 2600 MHz
Intra-band contiguous: B3+B3, B7+B7, B38+B38
Inter-band: B3+B7, B3+B20, B7+B20, B7+B8, B3+B8, B1+B20, B1+B8,
B20+B32
DC-HSPA+/HSPA+/HSPA/UMTS：Band 1/8 2100MHz/900MHz
EDGE/GPRS/GSM：Band 2/3/5/8 1900MHz/1800MHz/850MHz/900MHz
The B525s-23a supports the following standards:
LTE（Long Term Evolution）
DC-HSPA+（Dual Carrier High Speed Packet Access Plus）
HSPA+（High Speed Packet Access Plus）
HSUPA（High Speed Uplink Packet Access）
HSDPA（High Speed Downlink Packet Access）
UMTS（Universal Mobile Telecommunications System）
EDGE（Enhanced Data Rates for Global Evolution）
GPRS（General Packet Radio Service）
GSM（Global System for Mobile Communications）
The B525s-23a supports wired and wireless network access, and provides data routing
service.

HUAWEI B525s-23a LTE CPE
Product Description
Product Overview
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The B525s-23a provides the following services:
Data service
Voice service
SMS
Security service
Local maintenance management function
Figure 1-1 B525s-23a appearance

HUAWEI B525s-23a LTE CPE
Product Description
Features
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2 Features
The B525s-23a mainly supports the following features:
Access to LTE wireless networks
Access to Gigabit Ethernet networks
High-speed data access
−LTE FDD: DL 300 Mbit/s, UL 50 Mbit/s
−LTE TDD: DL 220 Mbit/s, UL 10 Mbit/s
−DC-HSPA+: DL 42 Mbit/s, UL 5.76 Mbit/s
−HSPA+: DL 21 Mbit/s (64QAM) / 28 Mbit/s (MIMO), UL 5.76 Mbit/s
−HSPA: DL 14.4 Mbit/s, UL 5.76 Mbit/s
−WCDMA PS: 384 kbit/s
−EDGE: DL 296 kbit/s, UL 236.8 kbit/s
−GPRS: 85.6 kbit/s
Complies with wireless 802.11b/g/n standards with data rates up to 300 Mbit/s
Complies with wireless 802.11a/ac standards with data rates up to 1300 Mbit/s
SMS
IPv4 /IPv6 dual stack
Compatibility with RJ11 telephone ports; can be set to Voice over Internet Protocol
(VoIP) voice mode or Circuit Switch (CS) voice mode
External LTE antenna port
Support for HUAWEI HiLink App
WPS 2.0
HOTA updates
Built-in DHCP Server, DNS RELAY and NAT
Security services. Provides instant protection to block potential security risks and
intrusion attempts
Windows 7, Windows 8, Windows 8.1, Windows 10 (does not support Windows RT),
MAC OS X 10.7, 10.8, 10.9 and 10.10 with latest upgrades
User-friendly design of LED indicator. Easy to observe the status of equipment.

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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3 Technical Specifications
3.1 Hardware Specifications
Table 3-1 Technical specifications of the B525s-23a main unit
Item
Description
Technical
standard
WAN
LTE/DC-HSPA+/HSPA+/HSPA/UMTS/EDGE/GPRS/GSM
LAN
IEEE 802.3/802.3u
WLAN
IEEE 802.11a/b/g/n/ac
Working
frequency band
LTE
B525s-23a support:
LTE: B1/3/7/8/20/32/38
FDD: 2100 MHz/1800 MHz/2600 MHz/900
MHz/800 MHz/1500 MHz/
TDD: 2600 MHz
Intra-band contiguous: B3+B3, B7+B7,
B38+B38
Inter-band: B3+B7, B3+B20, B7+B20, B7+B8,
B3+B8, B1+B20, B1+B8, B20+B32
DC-HSPA+/HSPA+/
HSPA/UMTS
Band 1/8 2100 MHz /900 MHz
EDGE/GPRS/GSM
Band 2/3/5/8 1900 MHz/1800 MHz/850
MHz/900 MHz
WLAN
2.4GHz 2.402 GHz～2.472 GHz
5GHz 5.150GHz～5.350GHz &
5.470GHz～5.725GHz

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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Item
Description
External port
One power adapter port
Three LAN port (RJ45)
One LAN/WAN port (RJ45)
One phone port (RJ11)
Two external LTE antenna ports (SMA-J1.5)
One micro-SIM card slot
One USB 2.0 port (Supports a maximum of 500mA current)
Antenna
Built-in LTE/UMTS/GSM primary antenna
Built-in LTE/UMTS secondary antenna
Built-in WLAN 2.4G antenna
Built-in WLAN 5G antenna
Indicator
One power indicator
One Internet status indicator
One WLAN/WPS indicator
One LAN indicator
One group of signal strength indicators
Button
One Power ON or OFF switch
One WPS button
One Reset button
Maximum
transmit power
LTE
Conform to 3GPP Power Class 3 Definition
WLAN
2.4G
802.11b 16 dBm
802.11g 17 dBm
802.11n 17 dBm
5G
Low band
802.11a 17 dBm
802.11n 16 dBm
802.11ac 16 dBm
Middle band
802.11a 17 dBm
802.11n 16 dBm
802.11ac 16 dBm
High band
802.11a 21 dBm
802.11n 21 dBm
802.11ac 21 dBm

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
Issue 02 (2016-07-27)
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Item
Description
Receiving
sensitivity
LTE
Conform to 3GPP Definition
UMTS
Conform to 3GPP Definition
GSM
-104 dBm
WLAN
802.11a：-71 dBm（54 Mbit/s）
802.11b：-85 dBm（11 Mbit/s）
802.11g：-71 dBm（54 Mbit/s）
802.11n：-69 dBm（65 Mbit/s）
802.11ac：-65 dBm（78 Mbit/s）
Power
consumption
< 20W
AC/DC
power supply
AC: 100 V - 240 V
DC: 12 V/2 A
Dimensions
(Maximum)
226mm ×163mm ×52mm
Weight
About 370g (excluding the power adapter)
Temperature
Working temperature: 0°C to 40°C
Storage temperature: -20°C to +70°C
Humidity
5% - 95%
3.2 Antenna and Radio Frequency Specifications
Table 3-2 LTE mai n d ive r sity a n tenna sp e cifica tions
Item
Description
Frequency
703 MHz~960 MHz /1452 MHz~1496 MHz /1710 MHz~2690
MHz
Input impedance
50 Ω
Standing wave ratio
< 3
Efficiency
≥ -4dB@703MHz~960MHz
≥-4 dB@1452 MHz~1496 MHz
H side gain
≥ 1dBi
Polarization
Linear polarization

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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Table 3-3 WLAN 2.4 GHz antenna specifications
Item
Description
Frequency
2.401 GHz～2.495 GHz
Input impedance
50 Ω
Standing wave ratio
< 2
Efficiency
≥ -3dB
H side gain
≥ 1dBi
Polarization
Linear polarization
Table 3-4 WLAN 5 GHz antenna specifications
Item
Description
Frequency
5.15-5.35GHz / 5.47-5.725GHz
Input
impedance
50 Ω
Standing wave
ratio
<2
Efficiency
≥ -3dB
H side gain
≥ 1dBi
Polarization
Linear polarization
Table 3-5 External antenna specifications
The external antenna is an optional accessory. Signals may be weak in some areas; thus, you can
choose whether to use the external antenna.
The external antenna can be used indoor only. Put it near the window when using to get better signal.
Avoid thunderstorms when using.
Item
Description
Technical
standard
LTE/DC-HSPA+/HSPA+/HSPA/WCDMA/EDGE/GPRS/GSM
Frequency
703 MHz - 960 MHz
1452 MHz~1496 MHz
1710 MHz - 2690 MHz
Input
impedance
50 Ω
Standing wave
ratio
< 3

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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Item
Description
H side gain
≥ 3 dBi (horizontal level)
Polarization
Linear polarization
Interface
standard
SMA-J1.5

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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3.3 Software Specifications
Table 3-6 Software specifications
Item
Description
Gateway
Supports the default route: 0.0.0.0.
Supports the default gateway address: 192.168.8.1.
Supports the Address Resolution Protocol (ARP).
Supports the Internet Control Message Protocol (ICMP).
Supports the domain name service (DNS).
NAT
Supports NAT and Network Address and Port
Translation (NAPT), which complies with
RFC2663, RFC3022, and RFC3027.
Supports CONE NAT.
Supports fragmented message identification
during common NAT.
DHCP server
Enables and disables the DHCP server.
Configures DHCP server address pools.
Sets the lease time.
VPN client
Support L2TP VPN client (When L2TP vpn client function is
enabled, the throughput performance will slow down, the
maximum speed can up to 50Mbps (dependent on network
environment).)
SMS
Writing/Sending/Receiving
Writing/Sending/Receiving extra-long messages
Voice(optional)
VoIP
Supports the Session Initiation Protocol (SIP).
Supports G.711a/G.711u/G.726
(-24/-32)/G.722 for encoding and decoding.
CS voice
Supports CS voice communication over UMTS
and GSM networks.
Supports the circuit switched fallback (CSFB).
Firewall
Enables and disables the firewall.
Filters LAN MAC addresses.
Filters LAN IP addresses.
Filters URLs.

HUAWEI B525s-23a LTE CPE
Product Description
Technical Specifications
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Item
Description
Supports demilitarized zone (DMZ).
Supports Universal Plug and Play (UPnP).
Supports Application Level Gateway (ALG).
WLAN
Broadcasts and hides service set identifiers (SSIDs).
Complies with IEEE 802.11 a/b/g/n/ac.
Supports WPS
Authentication
Supports OpenSystem authentication.
Supports encryption using wired equivalent
privacy (WEP), Wi-Fi protected access
preshared key (WPA /WPA2-PSK), and
WPA2-PSK authentication.
Supports the Advanced Encryption Standard
(AES) encryption algorithm.
Supports the TKIP and AES hybrid encryption
algorithm.
MAC address
authentication
Supports the MAC address authentication
whitelist.
Supports the MAC address authentication
blacklist.
Supports a maximum of 10 MAC address
entries.
Supports automatic transmission rate adjustment.
Station
management
Supports station status queries.
Supports a maximum of 32+32 connected
stations.
IPv6/IPv4 dual
stack
DHCPv6/v4 server and client
DNSv6/v4 server and client
Display IPv6/v4 WAN address
HUAWEI HiLink
App
View the data traffic usage and SMS.
Manage the connected devices.
Change CPE's SSID and password.
System
requirements
Operating system: Windows 7, Windows 8, Windows 8.1,
Windows 10 (does not support Windows RT), MAC OS X 10.7,
10.8, 10.9 and 10.10 with latest upgrades
Hardware configuration: meets the configuration requirements
of the operating system.

HUAWEI B525s-23a LTE CPE
Product Description
Services and Applications
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4 Services and Applications
4.1 Data Services
The B525s-23a can access the Internet through mobile networks, and Ethernet networks. By
connecting to the B525s-23a using Wi-Fi or a network cable, users can get access to
high-speed Internet services and establish a local area network (LAN).
4.1.1 Accessing the Internet Through a Mobile Network
(LTE/UMTS/GSM)
The B525s-23a can access the Internet through mobile networks.
Figure 4-1 Accessing the Internet through a mobile network

HUAWEI B525s-23a LTE CPE
Product Description
Services and Applications
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4.1.2 Accessing the Internet Through an Ethernet Network
Connect the B525s-23a's LAN/WAN port to a wall-mounted Ethernet port using a network
cable.
Figure 4-2 Accessing the Internet through an Ethernet network
4.2 Voice Services
The B525s-23a provides one telephone port that can be connected to telephones for calling.

HUAWEI B525s-23a LTE CPE
Product Description
Services and Applications
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Figure 4-3 Connecting telephones to the B525s-23a
4.3 SMS
The B525s-23a supports message writing/sending/receiving and group sending (up to 50
contacts at a time). You can manage messages through the Web page, such as inbox, outbox,
draft.
4.4 Security Service
The B525s-23a supports various security features, such as the firewall, user authentication,
and PIN protection, protect users against security threats from the Internet when users are
using network services.
4.5 Local management and maintenance
The B525s-23a supports local configuration through the Web page. You can accomplish
device management, network configuration and ensure normal and stable performance.

HUAWEI B525s-23a LTE CPE
Product Description
System Structure
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5 System Structure
5.1 System Architecture Diagram
Figure 5-1 System architecture
5.2 Functional Modules
Mobile network access: The B525s-23a adopts the LTE/UMTS/GSM access technology
at the WAN side, can access the wireless broadband packet-based.
WLAN AP function: 802.11 a/b/g/n/ac compliant WLAN AP interface is provided, used
for wireless networking at home. The interface is compliant with the IEEE 802.11
a/b/g/n/ac standard and the WPA/WPA2-PSK/WPA2-PSK/WEP security authentication.
DHCP/DNS: The DHCP server dynamically allocates IP addresses to PCs. The DNS
parses domain names.
Web management: You can configure, modify and query the configuration information of
the B525s-23a.
Routing and NAT: High-speed routing capability. With the built-in NAT, the B525s-23a,
together with wireless broadband packet-based network devices, can provide flexible
broadband access solutions and networking schemes.

HUAWEI B525s-23a LTE CPE
Product Description
Packing List
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6 Packing List
Table 6-1 Packing list
Description
Quantity
Remarks
Wireless Gateway
1
Standard
Power supply adapter
1
Standard
Quick Start
1
Standard
Ethernet cable
1
Standard
Warranty card
1
Optional
Phone cable
1
Optional
HUAWEI B525s-23a wireless gateway also provide external antenna as optional for you to
choose.

HUAWEI B525s-23a LTE CPE
Product Description
Acronyms and Abbreviations
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A Acronyms and Abbreviations
A
AC
Alternating Current
ARP
Address Resolution Protocol
AP
Access Point
APN
Access Point Name
C
CPE
Customer Premises Equipment
CS
Circuit Switch
CSFB
Circuit Switched Fallback
D
DHCP
Dynamic Host Configuration Protocol
DL
Downlink
DNS
Domain Name Server
G
GE
Gigabit Ethernet
H
HSPA
High Speed Packet Access
HSPA+
High Speed Packet Access Plus
HSDPA
High Speed Downlink Packet Access
HSUPA
High Speed Uplink Packet Access
I
IP
Internet Protocol
ICMP
Internet Control Message Protocol

HUAWEI B525s-23a LTE CPE
Product Description
Acronyms and Abbreviations
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A
L
LAN
Local Area Network
LED
Light Emitting Diode
LTE
Long Term Evolution
M
MCS
Modulation and Coding Scheme
N
NAT
Network Address Translation
P
POTS
Plain Old Telephone Service
T
TKIP
Temporal Key Integrity Protocol
U
UMTS
Universal Mobile Telecommunications System
UL
Uplink
V
VoIP
Voice over Internet Protocol
W
WAN
Wide Area Network
WLAN
Wireless Local Area Network
WCDMA
Wideband Code Division Multiple Access
Wi-Fi
Wireless Fidelity