GL-MT300n-V2 and key Huawei E3531

I bought the GL-MT300n-V2 and I find it very well but I have a problem with my internet key Huawei E3531, I would like to use it as a modem but is not recognized, I also updated the firmware to the latest version but the result is not changed, can you help me?

As far as I know it should work.
Try changing the router’s LAN to something other than 192,168.8.1, as I think the Huawei uses the same.

thanks for the tip, unfortunately I already tried but it is as if nothing was connected to the usb port …

Is your modem this one: https://routerunlock.com/huawei-e3531-hilink-modem/

This is a hilink (hostless) modem so you should be able to set up as tethering.

Can you pls check if you can find the device here?

HI Alzhao
I bought a new Huawei E3276 key, but I still can not figure out how to make it recognize the device, by chance there is a step by step guide that explains how to do?

I think this doc Internet Settings - GL.iNet Docs is pretty much detailed to demonstrate tethering configuration.

Did you have a chance to check?

the biggest problem is that it does not detect the internet key, it always says that no modem is connected

I tried everything, I also updated to version 2.27 but does not detect the usb internet key, even in tethering does not work, I’m really embittered

If there is nothing in 3G/4G modem and tethering tab, then the modem is not recognized.

Can you ssh to the router and check if log? You can use the following command to get the logo.

ifconfig -a
logread

Sat May 26 09:57:28 2018 kern.info kernel: [ 6.228573] ehci_hcd: USB 2.0 ‘Enhanced’ Host Controller (EHCI) Driver
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.237196] ehci-platform: EHCI generic platform driver
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.252827] phy phy-10120000.usbphy.0: remote usb device wakeup disabled
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.259646] phy phy-10120000.usbphy.0: UTMI 16bit 30MHz
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.264977] ehci-platform 101c0000.ehci: EHCI Host Controller
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.270863] ehci-platform 101c0000.ehci: new USB bus registered, assigned bus number 1
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.279053] ehci-platform 101c0000.ehci: irq 26, io mem 0x101c0000
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.297335] ehci-platform 101c0000.ehci: USB 2.0 started, EHCI 1.00
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.304802] hub 1-0:1.0: USB hub found
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.309087] hub 1-0:1.0: 1 port detected
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.316680] ohci_hcd: USB 1.1 ‘Open’ Host Controller (OHCI) Driver
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.324890] ohci-platform: OHCI generic platform driver
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.330531] ohci-platform 101c1000.ohci: Generic Platform OHCI controller
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.337500] ohci-platform 101c1000.ohci: new USB bus registered, assigned bus number 2
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.345618] ohci-platform 101c1000.ohci: irq 26, io mem 0x101c1000
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.412517] hub 2-0:1.0: USB hub found
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.416732] hub 2-0:1.0: 1 port detected
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.423812] uhci_hcd: USB Universal Host Controller Interface driver
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.437979] usbcore: registered new interface driver usb-storage
Sat May 26 09:57:28 2018 user.info kernel: [ 6.445233] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
Sat May 26 09:57:28 2018 user.info kernel: [ 6.454724] init: - preinit -
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.711564] usb 1-1: new high-speed USB device number 2 using ehci-platform
Sat May 26 09:57:28 2018 kern.notice kernel: [ 6.959481] random: procd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.969700] usb-storage 1-1:1.0: USB Mass Storage device detected
Sat May 26 09:57:28 2018 kern.info kernel: [ 6.989096] scsi host0: usb-storage 1-1:1.0
Sat May 26 09:57:28 2018 kern.info kernel: [ 7.391681] rt3050-esw 10110000.esw: link changed 0x00
Sat May 26 09:57:28 2018 kern.notice kernel: [ 7.988627] scsi 0:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
Sat May 26 09:57:28 2018 kern.notice kernel: [ 11.051419] jffs2: notice: (403) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
Sat May 26 09:57:28 2018 user.info kernel: [ 11.069145] mount_root: switching to jffs2 overlay
Sat May 26 09:57:28 2018 user.warn kernel: [ 11.089351] urandom-seed: Seeding with /etc/urandom.seed
Sat May 26 09:57:28 2018 user.info kernel: [ 11.245223] procd: - early -
Sat May 26 09:57:28 2018 user.info kernel: [ 11.249809] procd: - watchdog -
Sat May 26 09:57:28 2018 user.info kernel: [ 11.969940] procd: - watchdog -
Sat May 26 09:57:28 2018 user.info kernel: [ 11.973407] procd: - ubus -
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.295980] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.305657] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.407443] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.417091] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.426319] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.435643] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 kern.notice kernel: [ 12.444995] random: ubusd: uninitialized urandom read (4 bytes read, 21 bits of entropy available)
Sat May 26 09:57:28 2018 user.info kernel: [ 12.454568] procd: - init -

root@GL-MT300N-V2:~# ifconfig -a
apcli0 Link encap:Ethernet HWaddr E6:95:6E:03:25:06
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

br-lan Link encap:Ethernet HWaddr E4:95:6E:43:25:06
inet addr:192.168.2.2 Bcast:192.168.2.255 Mask:255.255.255.0
inet6 addr: fd86:d8cf:475f::1/60 Scope:Global
inet6 addr: fe80::e695:6eff:fe43:2506/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1183 errors:0 dropped:0 overruns:0 frame:0
TX packets:347 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:178527 (174.3 KiB) TX bytes:78636 (76.7 KiB)

eth0 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
inet6 addr: fe80::e695:6eff:fe43:2506/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:711 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:113127 (110.4 KiB)
Interrupt:5

eth0.1 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:553 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:100226 (97.8 KiB)

eth0.2 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
inet addr:192.168.1.102 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::e695:6eff:fe43:2506/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:144 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:7744 (7.5 KiB)

eth1 Link encap:Ethernet HWaddr 58:2C:80:13:92:63
inet addr:192.168.1.101 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::5a2c:80ff:fe13:9263/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:227 errors:0 dropped:0 overruns:0 frame:0
TX packets:1038 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:48537 (47.3 KiB) TX bytes:86674 (84.6 KiB)

gre0 Link encap:UNSPEC HWaddr 00-00-00-00-66-65-31-33-00-00-00-00-00-00-00-00
NOARP MTU:1476 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

gretap0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
BROADCAST MULTICAST MTU:1462 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

ifb0 Link encap:Ethernet HWaddr DE:EA:AD:EB:43:78
BROADCAST NOARP MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:32
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

ifb1 Link encap:Ethernet HWaddr 72:DE:4A:AF:58:02
BROADCAST NOARP MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:32
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:867 errors:0 dropped:0 overruns:0 frame:0
TX packets:867 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:82656 (80.7 KiB) TX bytes:82656 (80.7 KiB)

ra0 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
inet6 addr: fe80::e695:6eff:fe43:2506/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1383 errors:1 dropped:0 overruns:0 frame:0
TX packets:279 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:223574 (218.3 KiB) TX bytes:66046 (64.4 KiB)
Interrupt:6

wds0 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

wds1 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

wds2 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

wds3 Link encap:Ethernet HWaddr E4:95:6E:43:25:06
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

Sat May 26 09:57:28 2018 kern.info kernel: [ 16.671160] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.699760] usbcore: registered new interface driver cdc_wdm
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.735599] ip_tables: (C) 2000-2006 Netfilter Core Team
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.751454] usbcore: registered new interface driver ipheth
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.914246] usbcore: registered new interface driver usbserial
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.920348] usbcore: registered new interface driver usbserial_generic
Sat May 26 09:57:28 2018 kern.info kernel: [ 16.927070] usbserial: USB Serial support registered for generic
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.070350] xt_time: kernel timezone is -0000
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.088703] cdc_ether 1-1:1.0 eth1: register ‘cdc_ether’ at usb-101c0000.ehci-1, CDC Ethernet Device, 58:2c:80:13:92:63
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.099903] usbcore: registered new interface driver cdc_ether
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.140177] usbcore: registered new interface driver cdc_ncm
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.159131] usbcore: registered new interface driver cp210x
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.164920] usbserial: USB Serial support registered for cp210x
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.194768] gspca_main: v2.14.0 registered
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.218343] usbcore: registered new interface driver sonixb
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.233866] usbcore: registered new interface driver sonixj
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.261313] usbcore: registered new interface driver gspca_zc3xx
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.279120] usbcore: registered new interface driver huawei_cdc_ncm
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.337988] PPP generic driver version 2.4.2
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.358443] PPP MPPE Compression module registered
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.365831] NET: Registered protocol family 24
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.379199] PPTP driver version 0.8.5
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.391842] usbcore: registered new interface driver qmi_wwan
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.421749] usbcore: registered new interface driver rndis_host
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.441310] usbcore: registered new interface driver sierra
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.447070] usbserial: USB Serial support registered for Sierra USB modem
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.470492] usbcore: registered new interface driver sierra_net
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.509414] usbcore: registered new interface driver uvcvideo
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.515252] USB Video Class driver (1.1.1)
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.549473] l2tp_ppp: PPPoL2TP kernel driver, V2.0
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.569899] usbcore: registered new interface driver option
Sat May 26 09:57:28 2018 kern.info kernel: [ 17.575672] usbserial: USB Serial support registered for GSM modem (1-port)
Sat May 26 09:57:28 2018 user.info kernel: [ 17.617993] kmodloader: done loading kernel modules from /etc/modules.d/*
Sat May 26 09:57:33 2018 user.notice : Added device handler type: 8021ad
Sat May 26 09:57:33 2018 user.notice : Added device handler type: 8021q
Sat May 26 09:57:33 2018 user.notice : Added device handler type: macvlan
Sat May 26 09:57:33 2018 user.notice : Added device handler type: bridge
Sat May 26 09:57:33 2018 user.notice : Added device handler type: Network device
Sat May 26 09:57:33 2018 user.notice : Added device handler type: tunnel
Sat May 26 09:57:37 2018 authpriv.info dropbear[1390]: Not backgrounding

Cattura1Cattura2Cattura3Cattura4Cattura5

From your picture, it is working as tethering, right?

It got an IP of 192.168.1.101 from the modem.

You can every login the modem UI using http://192.168.1.1

it works!!!
but I can not understand why in the user interface he says he does not see any modem
thank you very much :wink: