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0
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1answer
14 views

SonicWall configuration

I currently have a SonicWall and I'm attempting to connect it to my router or modem's LAN interface. This is for testing and will not be the network design in production. When I plug it in with the ...
3
votes
0answers
35 views

pppd terminated bya SIGTERM in Centos 7 — who's sending it?

Folks, I created a script to keep a persistent "emergency" connection with a 3G modem, so I can access my CentOS 7 makeshift server remotely if the usual network fails. Everything works for a few ...
0
votes
0answers
42 views

Physical stats of cable modems

I am interested in what physical stats are available for cable modems and what they say about that modem. I can think of the that sound important to me: The ability to cope with strong or weak ...
0
votes
2answers
73 views

Is there any disadvantage to putting a modem in bridge mode

In order to prevent the need of port forwarding and double natting I plan to put a modem into bridge mode. Are there any side effects or problems that could come of placing a modem into bridge mode in ...
0
votes
1answer
258 views

How to use two different ISP on same LAN with one Ethernet switch?

Sorry if same question is asked on Stackoverflow. I searched and tried some configuration but are not working in my case. I have a LAN with 6 machines which are on same network (each other can be ...
1
vote
2answers
114 views

How to replace a hardware modem by virtual modem

I have an embedded device that is connected by an old dial-up modem to the Internet. I cannot change the embedded device but would like to connect the embedded device to a Linux machine that has an ...
1
vote
0answers
48 views

Gateway/Modem overload when running a web spider

Problem: All other devices on the network experience serious lag and timed out web pages, email, chat dropping, etc while this is running. This is a cross post from stackoverflow, I may have used the ...
0
votes
1answer
66 views

Modem, Router, Switch configuration [closed]

I have two switches in different rooms, both wired to a router (LAN ports) which is in turn wired (WAN port) to a cable modem. I want to switch from cable to DSL for cost reasons, but keep the router ...
0
votes
1answer
52 views

modem rejects logon credentials If I try to connect through http://modem/. works fine if I connect with http://<ipaddr>/

This is a real bugger:) My modem is a ZTE ZXHN H108L, connected to a linux firewall/router/gateway. The gateway is a Slackware 14.0 system on which DNS, DHCP, VPN and transparent PROXY run. The ...
0
votes
1answer
423 views

How to connect a /dev USB modem in an LXC container?

I've been struggling with various tutorials to hook up my /dev/ttyACM0 in a lxc container. Basically I've tried adding the following line in my lxc config : lxc.cgroup.devices.allow = c 166:* rwm ...
0
votes
0answers
39 views

Using a Barracuda F400 Firewall Router Without a Modem

I'm looking into a problem where VoIP phones don't ring for some of the incoming calls that I believe might be due to the network configuration. Do you need a modem if you are using a Barracuda F400 ...
3
votes
1answer
287 views

How to set up Incoming Connection over modem for offline Windows 7 system

I have a Windows 7 computer that will be offline except for a modem connection. From a previous question I have worked around an error setting up the Incoming Connection. (The RemoteAccess service ...
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0answers
666 views

Windows Server 2012 RRAS/NAT with PPPoE Modem

I'm trying to connect to a BT Openreach VDSL Modem with Windows Server 2012 R2 Essentials, I have RRAS with NAT set up. My server looks like this; NIC 1 - Into a TP-Link Switch to connect a myriad ...
-2
votes
1answer
107 views

How to get a portable LTE modem + wifi access point that uses replaceable (AA/AAA) batteries? [closed]

There is a lot of devices, that act as a 3G/4G modems and access points. Their weak part is that they use internal battery, which is expensive/not easily replaceable. The ideal solution would be to ...
0
votes
1answer
71 views

Bash — Using a character-based graphical utility to store output

I'm using bash to script a remote dialing program in an Ubuntu(14.04) server and I am having some significant trouble trying to read the output from it. I would like the program to execute as I would ...
0
votes
1answer
795 views

Port forward remote desktop without a gateway over 3G modem router [closed]

I'm trying to connect from a laptop, through a VPN, and a 3G modem/router, to a remote PC / computer. PC (192.168.1.33) | 3G Modem (192.168.1.22) | [3G internet, connecting to VPN] | ...
1
vote
1answer
49 views

Minicom Successive Address Dialing

I've been tasked with writing a script for the minicom connection utility that tests a series of numbers in its dialing directory, I have found the baked in scripting language to be near useless. I've ...
1
vote
1answer
176 views

One router and one modem+router. Can I pass a static IP range from one to the other?

I had been running a Huawei HG612 connected to a DD-WRT router for internet services using PPPoE as authentication. Due to an office move, I need to have a DG834 modem+router which will be used for ...
1
vote
2answers
100 views

UltraSPARC Serial Port and Required Cable

I have two large SPARC machines and no monitor cable that plugs into them. So I'm trying to get a serial connection to them through null modem cables. However, there doesn't appear to be such ports on ...
0
votes
1answer
1k views

How to connect devices behind Comcast router/modem with devices behind wireless router [closed]

I know this is going to seem like a simple solution but I have been unable to find a clear answer through Google. Simple office setup: I have a Comcast modem/router that has 4 hard wired ports. In ...
-5
votes
2answers
463 views

Make own dial-up ISP using broadband connection [closed]

So, I see no reason why this wouldn't be possible. I have a Linux server (a Raspberry Pi to be exact) connected via Ethernet to a broadband ISP. I want to be able to dial a number, have it go ...
0
votes
1answer
291 views

Why won't mutliple identical 56k fax modems work in Windows?

I've just installed two identical fax modems into a Windows Server 2003 Standard server and for whatever reason, the first one works fine and the other doesn't. They both create virtual COM ports and ...
-3
votes
1answer
133 views

I need a 5th port on a 4-port modem [closed]

I'm managing a big building, with a lot of services/vendors and I have a DMZ'd 4-port cable modem, Model: SMC8014, that has 4 separate networks branching off each of its 4 ports. Each network has its ...
0
votes
0answers
287 views

Chat: alarm - pppscript failed connection

I have a gsm modem (using a 3G mobile sim) on a linux machine, and I'm often experiencing the following problem: at boot, the chat script tries to connect every 60 seconds until connected. From time ...
-3
votes
2answers
51 views

Can ISPs learn customers ADSL modem brand? [closed]

Can ISPs learn customers ADSL modem brand by any means?
0
votes
0answers
318 views

Ubuntu 12.10: wvdial connection shared through NAT resets and reconnect with every packet request

I'm having this problem: I'm sharing my wvdial modem connection through NAT configuration with these commands: $ sudo iptables -t nat -A POSTROUTING -s 192.168.0.0/24 -o ppp0 -j MASQUERADE $ sudo ...
-2
votes
2answers
625 views

Antenna connection 3G modems [closed]

something less software related. :) I need to identify the antenna connector for two of 3g modems. the connector looks like this: I do have a crc9 antenna i would like to use, so i just have to ...
0
votes
3answers
257 views

What's the best fail-safe backup option to access the firewall in case the network becomes unreachable?

We're hosting 12 servers on a rack in a datacenter with minimally sufficient administrative skills to do the job right now. We have VPN to a firewall and a DMZ and internal network configured. But ...
0
votes
0answers
518 views

Hylafax isn't working on Ubuntu 12.04 with Elsa Microlink 56K modem

The Setup Ubuntu 12.04 64bit Elsa Microlink 56k modem: root@energie1:~$ stty -a -F /dev/ttyACM0 speed 9600 baud; rows 0; columns 0; line = 0; intr = ^C; quit = ^\; erase = ^?; kill = ^H; eof = ^D; ...
2
votes
2answers
671 views

How can dial a modem phone number from an IP connection? [closed]

I have Cisco router in a remote location. I have attached a modem to the aux port of the router. The problem I am facing is how do I dial the modem's phone number from my computer in my house that ...
1
vote
1answer
662 views

Connect from firewall to Cisco 877 in Bridged mode

I have a Cisco 877 in bridged mode acting as an ADSL2 modem only. My firewall is doing PPPOE and the internet works great. What I would like to do is give vlan1 on the Cisco 877 an IP address e.g. ...
1
vote
1answer
78 views

Server is pingable on some ips but not on others

We have comcast business class internet with 5 static IPs. 4 out of 5 of them are assigned to a server that sits right behind the smc. The smc has DHCP disabled so it should be in pass through mode. ...
1
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0answers
1k views

usb_modeswitch not switching

After I upgraded from kernel 2.6.18 to 3.5.3 modeswitch started not to work for me. Although lsusb shows my usb modem, usb_modeswitch does not switch it. My system information is like below. I ran ...
2
votes
2answers
2k views

How can I team or balance two DSL connections? [duplicate]

Possible Duplicate: Is there a sensible way of ‘teaming’ two ADSL connections? WARNING: I am NOT a networking professional (obviously, see below) but I am a programmer and have a decent ...
0
votes
1answer
2k views

What's the best scenario for using a wireless router with Comcast Business Class [closed]

Just had Comcast Business Class internet installed (usage details at bottom of post). During the call to order I asked about the hardware they'd be providing and was told it was a docsis 3 modem that ...
0
votes
1answer
175 views

Connectiong adsl router/modem and router with bridgemode

I have one adsl modem/router which is not "top" of the line and it lack allot of options which I need. I was able to acquire one Cisco router recently which has all options that I need ( like DMZ, ...
0
votes
1answer
114 views

How can I add multiple modems to windows XP when only one physical modem is connected?

I'm working with some older software (Procomm Plus) and it requires about 40 modems to be installed. It doesn't need 40 physical modems installed, just around 40 installed in windows xp and mapped to ...
1
vote
1answer
565 views

SSH client error “Connection Time Out”

I am trying to connect to an ec2 instance via a Java SSH client. The error I am getting is Connection Time out. Now the problem is either with The Modem - DWM-156 HSUPA 3.75G USB ADAPTER (I am ...
1
vote
1answer
102 views

Replacing modem with a vpn router

Can I replace an open network iconnect 624 modem with a cisco router in a small network that needs multiple PPTP VPN connection? iconnect 624 modem doesnt allow multple simultaneous PPTP VPN channels? ...
1
vote
1answer
609 views

Gateway Modem loses ability to DNS lookup intermittently, often under heavy load

We're using a Bell 2Wire Gateway modem/router as our only hub (with some switches attached). Intermittently, but frequently when a large download is initiated, all computers on our LAN lose the ...
0
votes
1answer
151 views

Bridging DSL wifi router to a PacketCable modem [closed]

I used to use a DSL based Internet connection (an AirLive WT-2000ARM). Recently I changed my Internet connection and it is now provided through PacketCable. The provider gave a modem for it (Thomson ...
6
votes
6answers
4k views

Ubuntu failover from Ethernet-to-ADSL-modem to USB 3G dongle

I have an internet connected Ubuntu server, connected by Ethernet to a residential ADSL line. This is adequate, most of the time, but I can't rely upon the ADSL link to be as reliable as I'd like. ...
0
votes
4answers
3k views

Find the ip address of my modem from outside my network [closed]

I am out of town, and dyndns droped my account and deleted my ip address. I set up a new dyndns account, but I really need the ip address of my home modem. Is there any way for me to retrieve it? ...
0
votes
2answers
137 views

Why does sending mails via a modem connection is so slow?

I have a mail server that periodically connects to the Internet via modem dialup. And before I was able to send emails with attachments of 300kb and 500kb in just only 1 or 2 minutes. I have not made ...
0
votes
1answer
77 views

WiFi Hotspot Security / Payments [closed]

I'm setting up a local coffee shop network-And we need to display a terms of service / authentication screen before they can connect to internet. Internet --> PC/SERVER --> Wireless Router Then ...
1
vote
2answers
118 views

256k speed connection to host multiple users

I've been given a 256k modem for a 2 day event to allow users access to the internet. There will be multiple connections (I anticipate 30+). How can I set this up so that it can support that many ...
1
vote
0answers
279 views

Fax modem sends corrupt output, receives OK

I've got a brand-new external USRobotics 56k fax modem attached via serial cable to COM1 on an HP DL380 running vSphere 4.1. The guest operating system in question in Server 2003 Std, SP2. Serial ...
6
votes
3answers
2k views

Connecting to an analog dial-in PSTN terminal without a PSTN line

there's a computer ("server") that has no Internet connection, and it is located in a place with no GSM signal. The only way to get connection to it is an analog modem (US Robotics 56Kbit/s). This ...
1
vote
1answer
936 views

How to configure public IP behind a modem/router (Actiontec GT724R)

I want to figureout how to use a public IP address (ISP provided) behind the modem/router. I'm replacing an aging modem with a NEW one, which is an actiontec GT724R modem. Its manual is Here This ...
2
votes
2answers
848 views

Port Forwarding not working locally

I have a new Comcast Business Gateway that just replaced my old, perfectly-functional residential modem. I noticed the router I had only had a 10/100 ethernet WAN port but I have a 100mbit connection, ...