If you are experiencing any issues with your network, please use our Coverage Checker or Network Status Checker.
1.
Please note: sending an SMS message may incur a cost on your contract. The other ways you may find your SIM number are, on the original invoice/order receipt or on the plastic card that the SIM card came attached with.
2.
On the connected device, open the web browser.
3.
Enter your device's default gateway IP address in the address bar. Most devices will use the default router address 192.168.8.1, 192.168.1.1 or 192.168.0.1.
4.
Enter your router's username and password, then tap Login. The default login credentials can be found on the back of the router.
5.
Once you're logged in, tap the menu icon.
6.
Tap Network Setting.
7.
Tap Broadband.
8.
Tap the Cellular SMS tab.
9.
Tap Add New Message.
10.
Enter the mobile number you'd like to send a message to, then enter your message. Once you're happy, tap OK to send a message to your desired mobile number to find out your SIM number.
Device details
Manufacturer
Zyxel
Model
NR5103E V2
Body
Dimensions (mm)
270x200x134 (HxWxD)
SIM type
Micro
Connectivity
Wi-Fi type
Dual band
2x2 MIMO
Wi-Fi antenna
Yes - 2x TS9 external antenna
USB
Yes
Wi-Fi
Yes - 6
MediaTek
Yes - T750
Ethernet
Yes - 2x 1GB
Network
Data speed
Device theoretical: up to 4.7Gbps (download)
Three UK network: up to 1Gbps
5G
Yes
Features
Number of buttons
3:
WPS
Power
Reset
Indicator light
Yes:
Power and system
Internet
Signal strength
Wi-Fi/WPS
Warranty
Device warranty
24 months
Compatibility
App compatibility
My Three app
Zyxel mobile app
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