Questions about running a UNIX-like OS (typically Linux) on wired and wireless routers, including flashing, creating, and configuring custom firmware.

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4
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2answers
802 views

How to build a gateway from my Linux OS

I want to configure my Linux so that it will be used as a network router (gateway). Can anybody give me some hints on this? (links are welcome!) Thanks.
4
votes
2answers
4k views

Why does sh say “not found” when it's definitely there? [duplicate]

Possible Duplicate: “No such file or directory” lies on Optware installed binaries I'm trying to add ebtables to a little router box. I went and got a binary compiled for the ...
4
votes
2answers
325 views

configure postfix to accept mail from two WANs

I have a mac server but my question has long left the realm of the GUI. My last hope is a unix forum. I have a cisco router with two WAN ports. The mac uses postfix 2.8.3. I have correctly ...
3
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3answers
2k views

Find out network traffic per IP

We have one central server which functions as an internet gateway. This server is connected to the internet, and using iptables we forward traffic and share the internet connection among all computers ...
3
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2answers
6k views

Debian Squeeze as a router

I'm trying to setup Debian Squeeze (ala Dreamplug) as a router. I can't seem to get the pieces to fit together. ETH0: Upstream/internet - DHCP-Client ETH1: Downstream/Lan - 192.168.0.1 DHCP-Server ...
3
votes
2answers
4k views

Linux Networking routing to virtual ip addresses from a different subnet

New to linux networking, had a question about routing to virtual ip addresses from a different subnet. I have three servers (they can all ping each other): A 10.10.51.182 (connected to router ...
3
votes
1answer
321 views

Share Internet Connection from computer to new router

On my linux computer I have an external wlan adapter which is connected wirelessly to internet (an access point). Now I want to connect my linux computer via ethernet cable to a new ddwrt router. This ...
3
votes
1answer
320 views

Linux workstations intermittently lose internet connections

About three months ago, a strange phenomenon started happening in our network. Firstly, let me describe the network layout (only the details which I think I'll be allowed to divulge): We have a ...
3
votes
2answers
1k views

SSH tunnel to router periodically hangs. TCP problem?

Something weird I've noticed since upgrading my office router to the Buffalo WZR-HP-G300NH. When I remote in using an SSH tunnel, the tunnel will "freeze" pretty often. The freeze lasts 1-2 minutes ...
3
votes
1answer
90 views

Compile mkvtoolnix for router with customized firmware

I am using my router (asus-rt66u with customized firmware (tomato) as a media server. To get the tools I need, I have been using the optware package manager which has has bunch of cross-compiled ...
2
votes
2answers
57 views

how do I network my desktop to my laptop?

How do I network my desktop to my laptop? They both use my linksys router wired internet and I have a large selection of distros that I can use once I know what is called for. I run about 3-4 distros ...
2
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2answers
260 views

FreeBSD based routers

I am looking for a FreeBSD based wireless router to hack around it and also use it at home. I saw some listed on www.bsdrouter.org but those seem outdated. Can someone point me to such a ...
2
votes
1answer
3k views

how to make read only filesystem writable on busybox?

I want to change some files on my router. Firstly i can change everything in /var, but i want to change /etc/fstab. when i try to change it, i get an error message that says filesystem is read only. ...
2
votes
2answers
1k views

Force to use specific DNS provider at network

OpenDNS offers a quite simple way for internet filtering by categories. Of course who could get the correct IP address can easily bypass the filter but it would be enough for my expectations. The ...
2
votes
2answers
35 views

Firewall distro to share bandwidth evenly between connected users

I'll first describe my situation. I have a network made by a central x86 server/firewall, 5 access points and 2 unmanaged routers in between. 20 Mbits download and 1 Mbit upload ADSL. Upload is ...
2
votes
1answer
69 views

How can I disable UFW logging for a specific event?

My router sends out multicast packets in regular intervals that are blocked by UFW's standard policies. These events are harmless but spam my syslogs and ufwlogs. I can't change the router's behaviour ...
2
votes
1answer
391 views

Allow IP packet forwarding from LAN to modem via router

In short: I'd like to be able to telnet to my modem from my PC via my router. There is a simple home router on 192.168.33.1. It is running OpenWrt. It has the following interfaces defined: br-lan ...
2
votes
1answer
188 views

Linux Router Load Benchmark

What tools and methods can be used to stress test a Linux-based router/proxy? On the router Squid, Apache Modproxy and Privoxy are installed. The purpose of the stress test is to determine which proxy ...
2
votes
3answers
216 views

Linux stack for a home network firewall/proxy?

I've got a generic home 'network' where my ISP supplied modem acts as router with a software firewall built-in. My PCs connect directly to this router to access the Internet. I want to place a box in ...
2
votes
1answer
233 views

Virtual Wireless Access Point

Basically, I want to be able to connect to a wireless network from my laptop. Then, I want my virtual machine to acquire internet access via a bridged connection from ETH0 of the VM to the host’s ...
2
votes
0answers
376 views

Terminal server (ser2net) to configure new HP procurve switch

Switch: HP ProCurve 2910AL-48G - J9147A This switch is brand new straight from HP. Anyone familiar with ser2net for creating a terminal server to connect from usb>serial>console port on a HP ...
2
votes
0answers
78 views

Busybox exits instantly printing 'SIGUSR1'

I was tinkering with my router these days. It runs on MIPS core and the OS is based on Linux. But the builtin busybox is very limited. I managed to export a binary of busybox compiled for MIPS through ...
2
votes
0answers
250 views

How to use Public IP in case of Two ISP which difers from each other Pfsense [closed]

Please bare with my long explanation but this is important to explain the actual problem. Please also pardon my knowledge with PFsense as i am new to this. I have single PFSense box with 3 Ethernet ...
2
votes
0answers
733 views

Unable to use USB through DD-WRT on a Buffalo WZR-HP-G300NH2

I have a Buffalo WZR-HP-G300NH2 and I'm trying to get USB support working. The original Buffalo-branded firmware would refuse to mount the USB drive, so I've followed what tutorials I've found for ...
1
vote
3answers
354 views

Linux Distro for use as Wireless Infrastructure Basestation

I am looking for some input on how to get a linux distro rolling that will be suitable for use as a wireless basestation. Now, there are the router firmware projects OpenWRT and DDWRT which are both ...
1
vote
2answers
107 views

Can Linux PC serve as network router?

I was wondering if it is possible for Linux PC to substitute router in small networks. I'm not expert in networking so this question may be stupid, but I don't see why one should not use Linux ...
1
vote
1answer
102 views

Is there a Terminal Services gateway for Linux?

I need to route RDP connections to an available XP virtual machine through linux. Is there such a software? I have a pool of Windows Machines (VM) all with different IP addresses and I want the ...
1
vote
1answer
60 views

IPs that I bound keep stop responding to ping

So Internic sent over a few cs, and it seems fine on some of them. However, on some I have to run arping -U on to get them up and they only seem to stay up for a short time. They are a /24 properly ...
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vote
2answers
538 views

SSH into Ubuntu VM remotely

I don't have much Linux or networking experience, but I'm trying to SSH into an Ubuntu virtual machine from outside of my home network. The Ubuntu virtual machine (running inside VirtualBox) is ...
1
vote
1answer
828 views

What does this error mean: “igmp[1435]: setsockopt IP_MSFILTER”?

My network connection is pretty crappy today so I looked at my router (TP-LINK TD-W8950ND) logs and can see these entries a few times every minute: Date/Time Facility Severity Message Sep 7 ...
1
vote
1answer
27 views

TP-Link TL-WR1043ND as dumb access point

I followed these instructions on how to set up my TP-Link TL-WR1043ND as a dumb AP: Flashed brand new Attitude Adjustment 12.09-rc1 Logged into LuCI, set up a password Disabled and stopped firewall ...
1
vote
2answers
59 views

Where is iptables script stored on DD-WRT filesystem?

I have an ASUS RT-N16 router that I've flashed with the open-source DD-WRT firmware. According to my ssh login, I'm running: DD-WRT v24-sp2 mega (c) 2010 NewMedia-NET GmbH Release: 08/07/10 (SVN ...
1
vote
2answers
206 views

Can connect to wireless router but can't browse internet

I have a Dell Studio 1450 running Fedora 17. I installed a new wireless router in the office recently. And everybody apart from me is able to connect to the internet via it. Google revealed ...
1
vote
1answer
610 views

Changing DD-WRT's default IP address

I have Buffalo WZR-HP-G300NH wireless router and I updated the firmware to DD-WRT (the newest build). The rest of my home network is in IP scope of 192.168.0.100-200 and this router has it's own. The ...
1
vote
1answer
41 views

Losing smtp/pop3/imap access

I have a server running OS X. This server connects to another server, this other one CentOS 6.3, from times to times to collect mail messages over POP3/IMAP and also to send mails using SMTP (exim, on ...
1
vote
0answers
52 views

Can I install junos on an alix router?

Has anyone tried installing junos on an alix router? I was going to follow the following tutorial for installing junos in a vm on top of freeBSD, but instead installing it for the alix router and was ...
1
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0answers
119 views

Wireless doesn't connect automatically in Ubuntu when connection is established with wifi Router Again

I am facing a problem here with Ubuntu version 10.4 I am working with. I am having a wifi router and when I start my system, Ubuntu connects to wifi automatically. But if due to some reasons the ...
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vote
0answers
100 views

share vpn conneciton using router

I want to share my VPN connection with other devices. I just got a D-Link router, and I'm a little bit lost about how to deal with it. I connect to internet using the VPN of my university (PPTP). The ...
1
vote
1answer
290 views

Linksys WAG200 DSL/Router combo with cable modem?

I have a Linksys DSL/Router combo. It was previously used for my DSL connection. I switched to a cable connection now, using Motorola cable modem. Is it possible to create have the cable connection ...
1
vote
0answers
203 views

Juniper SRX210, how to make DHCP to Static IP?

I am very new to Juniper device. I have a SRX210 router, and i am testing how to setup Static IP. So i did: set interfaces ge-0/0/0 unit 0 description ISP Link set interfaces ge-0/0/0 unit 0 family ...
0
votes
3answers
425 views

How to make sense of an iptables chain configuration

This is about how to make sense of the chains found in the iptables default configuration on a typical home router running OpenWrt (a stripped down Linux for router devices), but which ultimately may ...
0
votes
1answer
372 views

Compatible Wireless Router? [closed]

I'm looking for a wireless router for personal use. I have a small apartment and need the router primarily for my android phone connection. I might need it for streaming video as well. I'm running ...
0
votes
0answers
126 views

How can I help improve my friends home 3G internet connection? [closed]

My friend uses a 3G router for her home internet connection, using a T-Mobile UK PAYG SIM. It's horribly unreliable and we think the culprit is the 3G router. As a test, we placed an Android phone in ...
-2
votes
1answer
236 views

How Can I “CAM attack” a switch/router?

Does someone has any script that can "CAM attack" a switch/router, so that it will act as a HUB? Are there any tools for it in the repositories?