Huawei B311-221 | LTE Router | Cat.4, WiFi


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4G LTE WiFi router

Huawei LTE B311-221 is a 4G LTE WiFi router designed for multiple users in a home or small office environment. It allows users to access the Internet. The Huawei B311 221 supports LTE cat4.

huawei router 4g lte b311

4G Huawei B311-221 router – the most important features:

  • Download service up to 150Mbps (64QAM) and 50Mbps (16QAM) upload (LTE cat4)
  • Supported bands: LTE: B1/3/7/8/20/38, UMTS: B1/B8, GSM:B2/B3/B5/B8
  • Voice service: CS/VoIP (optional)/VoLTE (optional)
  • Wi-Fi: 2.4GHz 802.11b/g/n 2×2 MIMO to 300Mbps. Maximum users: 32
  • Number of LAN ports: 1 Gigabit port for LAN/WAN
  • Multi APN function (optional) for data, voice (VoIP), TR-069 services
  • Routing mode: NAT enabled (default) / Pass-through IP (optional)
  • VPN client service (L2TP, PPTP)
  • Client management via WebUI or HUAWEI SmartHome APP (iOS or Android)
  • Operator maintenance via TR-069 (optional) and TR-143 (optional)
  • Huawei Firmware Over the Air (HOTA)
  • SIM card slot (mini SIM)
router modem lte 4g huawei

Support for multiple network access standards

Router modem lte 4g Huawei B311-221 provides access to fast Internet 4G LTE cat4. The device works with many other (LTE, DC-HSPA+, HSPA+, HSPA, WCDMA, DGE, GPRS, GSM) connection standards. Huawei B311-221 is equipped with Wi-Fi module working at 2.4 GHz. WPS provides a fast connection to the network.

lte 4g huawei b311 modem

Huawei router 4g lte b311 – easy configuration

The intuitive website makes the configuration process easier, just a few minutes to connect to the Internet. Thanks to the configuration wizard of the B311 router, the device is ready to work after a few steps.


Features / filters
Communication type Wi-Fi.4G/LTE
LTE category Cat 4(150mbp/s Download 50mbps Upload
Maximum wireless transmission speed 150 mbps
Number of LAN ports 1×10/100/1000 base TX(RJ45)
Operating frequency LTE,2.4GHZ
Wireless network standards IEEE802.11B,IEE802.11G,IEEE802.11N
LTE bands Bi(2100MHZ),B3(I800MHZ),B7(2600MHZ),B8(900MHZ),B20(800MHZ),B38(2600MHZ)
Type of device power supply Power Supply

Technical data
WAN 3GPP Release 9
LAN IEEE 802.3/802.3u
WLAN IEEE 802.11b/g/n
Supported bands / frequencies
LTE B1/B3/B7/B8/B20/B38 Cat4
GSM B2/B3/B5/B8
WLAN 2.402 GHz – 2.482 GHz
Ports One power supply port
One LAN/WAN port (RJ45), IEEE 802.3/802.3u
One phone port (RJ11)
One external LTE antenna port (SMA)
One SIM card slot (Mini-SIM)
Antennas Built-in LTE/UMTS/GSM main antenna
Built-in additional LTE/UMTS antenna
Built-in 2.4 GHz WLAN antenna
LED signalling One power indicator (white)
One Internet status indicator
Cyan: Access to the LTE network
Blue: UMTS network access
Yellow: GSM network access
Green: Ethernet access
Red: No SIM card has been inserted or detected, or the SIM card has insufficient balance.

One Wi-Fi/WPS/Hi indicator (white)
Slow flashing: A passive HiLink is detected.
Fast flashing: Pairing of the HiLink continues.
Off: WiFi is turned off.

The indicator starts flashing slowly only when the B311-221 detects a new HiLink.
HiLink devices include Honor routers, Honor configuration boxes, Honor headphones (EMUI 5.0 and above) and others.
One LAN indicator (white)
One group of signal strength indicators (white)

Buttons One power on/off switch
One WPS/Hi button
The Wi-Fi indicator flashes slowly when the router detects HiLink. Press the WPS button,
to connect HiLink to the Wi-Fi network in your router.
When the Wi-Fi indicator is on, press the WPS button to enable WPS.
One Reset button
Maximum transmission power
LTE B1/B3/B7/B8/B20/B38: 23dBm±2dB
UMTS B1/B8: 24dBm+1/-3dB
GSM B2/B3: 30dBm±2dB
B5/B8: 33dBm±2dB
WLAN 802.11b: 13 dBm
802.11g/n: 14.5 dBm
Energy consumption < 12 W
AC/DC power supply AC (input): 100V-240V 50Hz/60Hz
DC (output): 12V/1A
Dimensions (Maximum) 181 mm (width) x 126 mm (height) x 36 mm (depth)
Weight Approximately 218 g (without power supply)
Temperature Operating temperature: 0°C to 40°C
Storage temperature: -20°C to +70°C
Humidity 5% – 95% (non-condensing)
Certification/conformity CE, ROHS, REACH, WEEE, Wi-Fi, Erp, GCF
Mobile network APN Management
Auto adaptive APN
Router Supports the default route:
Supports manual configuration of LAN IP addresses.
Supports Address Resolution Protocol (ARP).
DHCP The DHCP server can be enabled or disabled.
The DHCP server address pool can be configured.
Lease can be configured.
The DNS relay under the DHCP server can be enabled or disabled.
NAT Supports NAT and NAPT (compliant with RFC2663, RFC3022 and RFC3027).
– Supports cone NAT.
ARP Supported
ICMP Supported
VPN pass-through Supported
VPN client L2TP VPN customer service
PPTP VPN customer service (optional)
SMS Writing/Sending/Receiving
Writing/sending/receiving very long messages
Firewall Firewall activation/deactivation
URL filtering
IP filtering in LAN
Port forwarding (Virtual server)
Triggering ports (special application)
DMZ service
UPnP service
ALG settings
LAN 10/100/1000 Mbps auto-negotiation
Automatic MDI/MDIX detection
Compliant with IEEE 802.3/802.3u
WLAN Sets and hides service set identifiers (SSIDs)
Compliant with IEEE 802.11b/g/n
Encryption: WEP, AES, and TKIP + AES
Safety mode: Open, WPA2-PSK, WPA/WPA2-PSK, WEP
MAC Address Authentication


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