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0answers
13 views

How to set up a “dial in” connection to a Windows 7 computer to create a local area network [duplicate]

I have a Windows 7 computer that will be offline except for a modem connection. I need to set up a "dial in" connection to an remote unattended Windows 7 computer via telephone modem to be able to ...
1
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2answers
1k views

Two wireless access points directly connected to modem possible?

I've got the following arrangement set up: Wireless Modem/Router/Switch --> Router 1 (LAN to LAN) Wireless Modem/Router/Switch --> Router 2 (LAN to LAN) with: Wireless Modem/Router/Switch Static ...
1
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0answers
23 views

Netgear Prosafe SRX5308 config with Virgin Superhub

We have just bought a Netgear Prosafe SRX5308 to provide load balancing with our 4 internet connections, but I am struggling to get it configured with our Virgin Media connection. The auto-detect ...
-1
votes
1answer
25 views

Can we use a ADSL2+ modem in bridged mode to convert to ethernet WAN? [closed]

I am no networking master, so I have no clue if this makes sense. I have a DSL line from my internet provider with all the service details. Now, I have a TP-Link modem (+router) WD8961N. This is ...
2
votes
1answer
34 views

Hylafax doesn't answer

First, the configuration : OS : Linux Debian 3.2.68-1+deb7u6 x86_64 GNU/Linux Hylafax 6.0.6 Modem : USR 56k model 5630 (RS232) set on ttyS0 I think my settings are quite good, when I test my ...
4
votes
5answers
3k views

Using modem for sending voice recording

I've got an interesting one for you. I've been going over my server monitoring and notification systems (Nagios based), and realized that if our internet connection goes down, there's no way for it ...
1
vote
1answer
24 views

Is it possible to assign an ISP provided static IP directly to a computer that is wired thru a dhcp enabled router before jumping to the isp modem?

Ive got a block of 5 static IP's from the ISP at this jobsite i'm currently on. the POS vendor installed a router, connected it to the modem, and did not configure it with one of the ISP's static ...
2
votes
2answers
69 views

GSM Modem for linux [closed]

I am looking for a GSM modem capable of sending SMS to be used in CentOS 5.3. In the other word, how can I make sure if a specific modem can be detected on kernel 2.6 before buying it.
0
votes
1answer
89 views

Monowall can't connect via Cisco DPC3941B Modem/Router

We have a monowall router behind DPC3941B, having trouble connecting to internet. Just purchased static IP and still can't get it to work. Comcast says everything looks good on their side. Modem is in ...
0
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0answers
12 views

Query SIM status in Windows 2003 connected USB Modems

I have windows 2003 server installed and 4 USB Modems connected in different USB ports. It have some application installed which receives SMS from these modems and add them in data base its closed ...
0
votes
1answer
2k 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 ...
0
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0answers
132 views

Persistent 3G connection with QMI

I need to configure a Debian machine equipped with mini-PCIe modem (Quectel UC20, based on Qualcomm chipset) to keep the 3G connection up all the time. Currently I use a "classic" setup to achieve ...
0
votes
1answer
34 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
135 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
56 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
493 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 ...
14
votes
4answers
15k views
1
vote
1answer
166 views

Analog modem to virtual server or server [closed]

Does anyone know of any services/providers that offer connecting an analog modem (to telephone line) on a server? Thanks!
1
vote
2answers
346 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
87 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
125 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
65 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
1k 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
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0answers
1k 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 ...
0
votes
0answers
70 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 ...
4
votes
1answer
435 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 ...
-2
votes
1answer
149 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
79 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
976 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
53 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
237 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 ...
6
votes
6answers
5k 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. ...
1
vote
1answer
2k views

Asterisk, IAXModem & Hylafax how-tos?

I'm trying to set up Asterisk and IAXModem to send faxes via T38 (Yes, I know I'm swatting a fly with a Buick...) However, since I'm trying to do something so small with a product so large, I'm having ...
1
vote
2answers
140 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
2k 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
600 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
375 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
153 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 ...
4
votes
4answers
1k views

How a router decides destination of packet?

I have a basic networking question. Two PCs are communicating on a WLAN. Both the PCs are behind routers or modems. Both the PCs have the same public IP. That public IP is most of the time is either ...
-3
votes
2answers
55 views

Can ISPs learn customers ADSL modem brand? [closed]

Can ISPs learn customers ADSL modem brand by any means?
-2
votes
2answers
751 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
326 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
1answer
61 views

Easy management of multiple connections

on a Windows 7 machine I need to switch back and forth two connections: the LAN connection (that works behind a proxy) and a wireless connection via a USB modem. This requires every time to activate / ...
2
votes
2answers
1k 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
846 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. ...
6
votes
3answers
5k views

Old dial up modem noise explanation [closed]

I am looking for a technical documentation on the connection procedure used on the old Dial Up modem that generate this sound: http://www.youtube.com/watch?v=iHW1ho8L7V8 I can't find anything on ...
1
vote
5answers
2k views

How do I route a public Class C network through Comcast router?

We have a public class C network that our company owns, we're moving from T-1 lines to cable, most of my public servers will be moving to a data center, but I still need the public class C network ...
1
vote
0answers
432 views

Setting up Cisco routers using WIC-1AM interface cards for backup/failover over dialup

I have two 1751 routers using a 56K connection. The routers work with out any issues. I want to add a WIC-1AM to each router as backup/failover. All I need to do for the routing should add a new ...
1
vote
1answer
81 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. ...
0
votes
4answers
4k 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? ...