Forum: Networking

Hi, This is my first go at iptables... I have my own linux box set up as a router/firewall. eth0 is the external set geting the isp address using...

Hi guys. I am trying to secure my LAN a little by doing static arp entries. But I am not sure how to go about doing this... I have a gateway, and I...

During Debian installation there is a question about Hostname and Domain Name using expert installation mode. Correct me if I'm wrong, but hostname...

Running the latest Shorewall on Ubuntu 10.04 server. Got a Netopia router that serves internet to the 192.168 network. My shorewall's eth1 nic is...

Hi friends!!! I come to you with this problem tha I couldn't solve I have a lab with 1 switch and 2 machines attached. One XP station and a...

Hi guys, (this is my first post and hope it is in the most relevant category). Essentially my problem is this. I have been looking at all the...

Hi there, i just finished setup a proxy machine that runs in a separate box from gw. the adresses i use in firewall are squid box = 10.5.5.121...

Today I had an issue using SSH and SCP. I was able to use ssh to log into a machine but could not use scp to remotely copy a file from it. In the...

Hi, I want to have my ethernet interface in promiscuous mode for all incoming traffic, but i dont want it to capture every outgoing packet on the...

I have a eth0 ( outside ip ) and a eth0:1 ( lan ip/192.168.0.x ) I want to take all 8080 traffic from out side and direct it to 192.168.0.21:8080 ...

Hello I want connect to Internet via my phone ( Motorola A1200 ) I can connect currectly in micro$oft windowns 7 but I can not connect in my linux...

Hi, Have upgraded HDLC version for 2.4.20 kernel from 1.02 to 1.14. And recompiled the kernel and HDLC driver. Also it requires sethdlc utility...

Hi I'm trying to get 2 programs to communicate through TAP interface using their own TCP/IP software stack (lwIP)... Here are my setup: prog1...

Hey. In a very long time i have studied proxy and VPN solutions. I have a web proxy, but i want to setup a real VPN. The reason why i want a...

How do Http requests and responses go from a client to the server? IS a TCP Connect Tunnel always formed or is there some different mode ?

I'm not sure where to post this, but this forum looked like the best bet. If I'm in a totally wrong area, if somebody could direct me to another...

hi. is there a way (a script or a command or a file) to check how many free leases i have in my dhcp? /var/lib/dhcp/dhcpd.leases has 2086 when all...

hello, I've been dealing with ebtables recently. To test if it works at all I set policy to drop on chains: input, output and forward for one of...

I am facing a problem with certain applications are not able to access a network share even though it is mounted and viewable in the Nautilus file...