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Questions tagged [3g]

3G or 3rd generation mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication services fulfilling the International Mobile Telecommunications-2000 (IMT-2000) specifications by the International Telecommunication Union.

3G or 3rd generation mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication services fulfilling the International Mobile Telecommunications-2000 (IMT-2000) specifications by the International Telecommunication Union.

For an overview of the technologies please visit wikipedia.

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Troubleshoot random Network disconnection (USB Modem)

In general how to debug random network disconnection issues? I am working on Intel Edison board which is connected to the internet via a Huawei E8231 USB Modem. Few devices loose the internet connection and fail to get back online while some are…
Sandeep
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Black screen on RDP when coming over 3G VPN

I have a couple Server 2008 R2 boxes that, when accessed using RDP over 3G VPN connection, display a black screen. Couple things that I have noted: 1) When using RDP (same laptops) within the LAN, there is no black screen and it works fine. I feel…
Jared Scott
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forcing proxy traffic to route via a specific 3G dongle interface

I've searched for details on how to do this but I've been unsuccessful - I wondered if someone could offer up some advice. I have 2 network cards (LAN and 3G in my case), LAN is my main interface (static) and 3G is dynamic. I have custom proxy…
lost
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Possible for Socket communication between 2 internet-connected GSM modems?

I have 2 internet-connected 4G modems connected to 2 separate computers and I'd like to send/receive data between them with sockets (UDP) using the modems' packet-switched 4G Internet connection, not using AT commands to dial each other. The problem…
Dutch
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Remotely manage mobile-broadband-connected linux host

I have a remote Linux host that is connected to the internet via mobile broadband, and hence does not allow incoming connections. Does anyone know if there is a service that could allow me to remotely connect to such a host? I know logmein achieves…
Nick Wilkinson
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iPhone loads Wi-Fi captive portal page over 3G (iOS 6)

I've made a captive portal using iptables NAT redirection and white-listed MACs. This works nicely, and iDevices pop up my login/terms page after association. However, I've noticed that when 3G is enabled, the phone tries to load this page over 3G,…
derringer
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Cisco 2900 series router - 3x 3g HWIC - Can you use the same subnet for each HWIC?

We host a site with a 2900 series router with 3x 3G-HWIC cards installed. It is hosted with telstra and plugs into our corporate WAN. The card authenticates against radius and advertises a route into the WAN for which subnet it routes for. We have…
Lance
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Trying to configure HWIC-3G-HSPA

I'm trying to configure a couple of Cisco 1941 routes. The are both identical routers. Each as a HWIC-1T (Smart Serial interface) and a HWIC-3G-HSPA 3G interface. These routers are to be sent to remote sites. We have connectivity to one of the…
user1174838
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Cisco 1841 w/ 3x 3g HWIC - Can high utilisation cause disconnect?

It is my experience that when an interface is being overutilised that the queues start to overflow and the device will start dropping packets. I am currently experiencing difficulties with a cisco 1841 whereby 1 or 2 out of the 3 cards I have in it…
Lance
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Can I limit how much bandwidth is consumed by active directory stuff on windows 7 clients running over 3G

We have a number of windows 7 clients on mobile devices. These are connected over 3G (sometimes wifi) to a LAN. Authentication is through active directory. This is consuming bandwidth by constantly keeping in touch with the domain controller. Is it…
stombeur
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network is not available even when cisco vpn client is connected. wrong route?

I'm using Vodafone 3G modem. I've disabled other network devices in the system (ethernet, wifi, wimax) turned off firewall and antivirus. cisco vpn client connects successfully but I still can not access computer 192.168.147.120 (as well as any…
Oleg Vazhnev
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Site not resolving on Att 3g network through Iphone

I have a website www.example.com and it works fine everywhere except when using 3g on my iphone, even works on Edge network. I have installed ping on my iphone and when on 3g it is says unable to DNS lookup host address. I do not have an A record…
Scott
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Ubuntu - 3G Wireless Internet Security

I have a standalone Ubuntu 10.04 server (+ gnome) with a wireless 3G internet connection that is used to download data from an ftp server, process it, and then upload it again. Remote administration is performed on the machine via ssh over a…
JT.WK
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How to automatically set a default route on RPI when ppp0 (3G) connection is established?

I want to connect a RPI to the internet via an UMTS stick. I could get it working with some manual interaction. As the RPI is place on an external location where i don't have access to all the time, it should completely "come up" automatically when…
CodeNinja
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Mobile Broadband on Ubuntu 18 (Jetson Nano)

I am having trouble setting up cellular connection to T-Mobile with a Huawei E220 stick. It used to be able to connect but it does not connect any more. PIN is disabled, and stick works fine under Windows. I think it might be related to the fact…
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