Questions tagged [modem]

A device for sending a digital signal down an analog line

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9 views

access point becoming the wan interface

I have a new router connected to my modem/router through ethernet. This new router is meant to be used as a “dumb” access point. Doing so I loose many of the nice new router functions it has compared ...
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How to reset password when Default Gateway starts with fe80::?

My ipconfig shows a Default Gateway like this: ... Default Gateway . . . . . . . . . : fe80::217:32ff:fe87:8cd0%28 192.168.68.1 The cause was explained in this ...
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1answer
27 views

Replacing ISP-supplied modem

Is it possible to replace my ISP-supplied modem with an alternative? My Canadian ISP (Virgin) supplied a Sagemcom Fast 5250 modem/router. I currently use this as a modem only; the WiFi is disabled and ...
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41 views

Cannot reach internet when connected directly to modem

I am currently attempting to diagnose bandwidth issues in my home network setup. I am seeing some strange throughput behavior and thus am trying to remove my WLAN router from the equation to try to ...
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Modem redirecting HTTP sites to itself (192.168.1.1)

I have a Huawei E8372h-608 WiFi modem. I'm having a strange problem where whenever I try to access a site via HTTP I am redirected to the modem at 192.168.1.1. I can load sites via HTTPS just fine but ...
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An external USB fax modem (unknown brand) is not working in Windows 10

I installed 56k USB fax modem in Windows 10 successfully. The problem is when I restart the computer I need to unplug then plug again USB fax modem to work. I had disabled power saving for USB.
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MODEM VDSL and wifi repeater/bridge TP-Link TL_WR702N won't work

I have a VDSL modem "model VRV9518VAC23-A-OS-AM", also I have a TPLINK702n i want to use as repeater/bridge. I tried every possible way, and I can't get it to work. Two or three times I ...
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125 views

Asus RT-N12E_B1 router: "The WAN IP is not the external IP. External IP-based services will not work."

On an Asus RT-N12E_B1 router, in the menu, I get the hint: The WAN IP is not the external IP. External IP-based services will not work. --> Change now The router gets the internet from an Inteno ...
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Wireless on/off schedule for dlink 2750u

I have a dlink 2750u modem router and want to turn wifi off every night and turn it on every morning by a schedule. how can I do this?
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30 views

Windows 10 mobile broadband turned off

Since Windows 10 version 1904 I'm not able to use my mobile broadband modem, I'm using SIM7912G module and it works fine with Windows 10 prior 1904, however, in newer releases it seems that mobile ...
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Can I conect 2 ADSL modems to the same phone line [duplicate]

Is it possible to connect 2 ADSL modems 2 a single phone line (ie without using ethernet cable). I've done some searching in Google and have not found a conclusive answer. I'm curious as to what "...
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About ADSL modem disconnection with the port error report

I am seeing my profile in my Intent ISP site and there are many disconnections by the port error as you can see below: my modem is ADSL tp-link as you can see below: If possible I like to know why ...
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230 views

Best WIFI configuration for HG8145V5 (range configuration)?

I'm currently sharing my network with +20 devices, the signal in some places is very poor, the modem is in a high open place, looking at the advanced 2.4G settings I see these options, is there ...
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40 views

Win 10 not allowing broadband usb modem internet access

I have a Sierra Wireless 313u broadband USB modem. It is logged onto ATT broadband. But, Windows 10 reports no internet. This is an old issue with many others having same problem. Is this a USB issue? ...
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75 views

Local static IP for device based on MAC address

I have Genexis Platinum-4410 Wifi modem. What am trying to implement is, I have a device(camera) that automatically connects to this LAN through WiFi. I would like to assign a particular local IP (say,...
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Not sure if the DSL splitter is wired correctly

I read the yellow wire and black wire are irrelevant, and what matters is the green wire and black red wire. There can only be 8 possible combinations but none works. Is there anyone who can give me ...
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65 views

Convert Cable Modem/Wifi Router to just a Wifi Router

Looking at buying a cheap Cable Modem/Wifi Gateway combo while I wait for my ISP to get faster speeds, at which point I would buy a pricier DOCSIS 3.1 cable modem. When that eventually happens, will ...
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Port Forwarding doesn't work on a Zyxel vmg3312-b10b modem and Ubuntu

I'm trying to redirect port 8080 to my application in my laptop on a Zyxel vmg3312-b10b modem and ubuntu. I did the configutations as below : I closed both modem's and my operating system's firewall. ...
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27 views

Security of my modem from resets

I successfully configured my old (Optilink) modem to connect to my internet connection. So there is the primary modem and then there's the Optilink modem. I have also set a new password to access the ...
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43 views

Use multiple LTE mobile 3g/4g modems for multi-WAN

Sorry if this sounds silly, but I have a bunch of USB wifi LTE mobile modems for a few providers, and I have an HP T620 thin client lying around with Ubuntu 20.04 LTS installed. I was wondering if ...
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1answer
66 views

Turning my Optilink XONT71110N Modem into a router

I have an Optilink Modem which used to be the modem for my G-Internet connection (Bangalore, India). I currently am using Hathway Internet Connection which covers all areas except our bedrooms. While ...
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How can I have smsd execute a command if AT+CREG? returns anything else than +CGREG: 0,1?

I have a SMS modem connected to a server, and smsd (package: smstools 3.1.21-3) installed on the server. Now I would want smsd to periodically query AT+CREG? of the SMS modem, and if it returns ...
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41 views

CentOS 7 PPPoE and Vlan tagging strange behaviour

I am trying to dial a PPPoE connection from my CentOS 7.7 minimal to my ISP modem (ISP: Unifi, Malaysia). First I have created a vlan (id: 500) tagged ifcfg file on top on my interface which is eno1....
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139 views

Can I use the TP-LINK TD-W8960N (ADSL2+) as VDSL modem

I want to find out can I use the below modem (TP-LINK TD-W8960N ADSL modem) as VDSL mode, so I have seen this post which the Rao said : Will an ADSL2+ modem work with a VDSL input connection? Yes. It ...
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43 views

How to port forward on “My” huawei modem (Minecraft Server)

I want to port forward my router for minecraft server but i don't know how. I was trying a lot of things but nothing worked. Maybe some of u could help me?
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WiFi modem with outgoing traffic firewall

So here is the problem- I have a compromised macbook, seems that reinstalling the whole system doesn’t work, as what’s there inside is deeper then OS level. I need a device, that acts as a wifi modem (...
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83 views

Setup secondary router (ip redirect issue)

the host and the other is to extend it.. I want to use wifi and etnernet cable on my 2nd router also. The problem is when i connect the ethernet cable from host modem to 2nd modem and disable dhcp, ...
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154 views

How can I get a 56k modem as a server using DSL? [closed]

I want to run an old school BBS system using a modem, and accessible to 33.6 and 56k users I know there are technical differences with modems that go over POTS PSTN networks and that regular modems ...
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263 views

How to Stealth Port 0 on a router

My Sagemcom F@st 3868 cable gateway (modem-router combo) has four devices on its LAN ports: a PC, a Hardware Firewall, a Cable TV Switch and a VoIP Adapter. The GRC Shields UP! test showed several ...
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32 views

No internet when a specific lan cable is connected

Having a very strange issue - we recently had someone move into our spare bedroom about a month ago, and since he's arrived, our internet has died about 4 times where no one could connect to the ...
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1answer
310 views

Unknown hostname for the hosts on the same LAN

Edit: I tried raspberrypi.local and raspberrypi. same result for both. I am not very experienced in networking. However, i know some fundamentals. Now, I do have one Raspberry Pi and one laptop ...
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66 views

Cellular modem doesn't recover after system suspend

On a yocto system with a 4.9.88 kernel, NetworkManager v1.14.4 and ModemManager v1.11.0, our modem doesn't come back after system suspend. System is suspended via systemctl suspend. For network ...
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132 views

Problems With Port Forwarding

hope everyone is doing ok! So I have a problem with port forwarding and I cannot get it to work. I'm trying to port forward on port 25565 and I have also tried other port's like 80, 8080, 3396, 4782, ...
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71 views

How do you connect a physical fax machine to receive faxes over RJ11 and transmit the data over USB to a computer? [closed]

Is it possible to set up a physical fax machine to receive faxes over RJ11 telephone cable and forward/transmit that received data over USB to a computer as a JPEG or PDF file? Is there a fax machine ...
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19 views

Connecting Multiple Subnets to Internet

I have this Cisco DPC3941B Modem/Router connected to a Wireless Nighthawk Router which then connects to my Layer 3 Switch. On that switch I have subnets of 192.168.70.0/24 and 192.168.80.0/24. When I ...
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40 views

Every time I restart the router, the PC internet won't work unless I restart the computer

My computer uses an ethernet cable (I think), and every single time I restart the router, I have to restart the PC. It's annoying, and I want to know if it's possible to prevent this from happening ...
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31 views

How to create an SSID with 2 different router and ISP?

I am new to IT world. Not much knowledge and experience. This is my situation. Lets say there is 2 room with both have modem and router. Room A have a modem, a router, a switch and an IPP System while ...
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24 views

I need to connect a device to the internet through an ethernet cable but I don't have access to my modem - how can I do this?

I have a device (a mailing machine) I need to set up for work that needs to be connected to my modem via an ethernet cable but I don't have access to my modem so I'm unable to connect to it. Is there ...
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1answer
234 views

Ethernet cable works when plugged in directly, but not through modem

I have set up an ADSL modem/router as a switch, by forwarding the DHCP requests to my main router which also fulfills the role of a DHCP server. I have achieved this by plugging in the ethernet cable ...
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1answer
152 views

Windows limiting my network upload speed (Windows 10, 7)

I need a little help about my issue with upload speed. So, I 've been having problems with my upload speed for months now. I noticed it when I tried livestreaming and I thought it was a server-side/...
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1answer
61 views

My PC internet speed is slower than it used to be while all of my devices work normally

I have around 150Mb/s download speed and around half a year ago I was downloading around 20MB/s and suddenly it went down to 1.2MB/s. Now I thought it might've been because of corona but sadly it ...
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17 views

How to connect wired and wireless router with wireless shutting off at night

I want to set up a home network where a wired (no wireless) router is plugged into the modem, and the wireless router is plugged into the wired router. At first I was going to get a switch to set up ...
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1answer
56 views

why do we need router since switch can also use IP address

If we use a switch to connect many hosts and inserted the IP addresses for all hosts, the switch still can connect between them, a modem is used to connect you to internet, it is said that router is ...
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290 views

IPv6 accessibility and Hitron Router

For my Hitron CODA-4582U Router, this is the best I can find and come up with - However, trying to connect from internet failed: Immediate connect fail for 2607:9880:3627:ffa4:92b1:xx:xx:681f: ...
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24 views

I need help identifying a connector. Its fiber supposedly

I want to install a modem in my house instead of the ISP router that does everything horribly, but I can't identify which connector this is.
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10 views

Why the default browser starts automatically when my MacBook connects to 4G modem (tethered)

I have a 4G Huawei modem. When I connect it to my MacBook Pro with a cable (tethered internet sharing), Safari or Chrome (whatever the default browser is) starts automatically. How can I stop that?
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1answer
2k views

Putty cannot register anything i type in, serial connection issue

I'm having trouble using putty to set up a serial connection using my 16 port GSM modem. I am using the correct baud rate, data bits and stop bits for my modem. Just for reference I connected my GSM ...
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1answer
58 views

Router + Modem Device Not Connecting to Modem

Current setup which works perfect; RJ11 Cable plugs into; Netgear D7000v2 (Modem + Router combo) - ISP settings on here - Default IP, 192.168.0.1 Which plugs into PC Internet connects fine New setup ...
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24 views

Virtual modem connection via sound

can you suggest a program or programs for linux and windows that would allow you to stream the internet over sound? I have: Linux computer (Ubuntu 20.04.1 xanmod), Windows laptop, fm transmitter and ...
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24 views

Dual WAN setup for best performance

Target: Set up a secure network at home Set up a fast DSL [VDSL, G.993.5, Germany] modem at home Set up fast Wifi for a medium sized living space Set up dual WAN (DSL + 4G [or 5G]) for redundancy ...

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