1. Programming

Hi everybody, I have to write a module for matching in netfilter , extending the netfilter but I'm facing some problems can somebody guide me in that. I know that I need to write matching module working in kernel space and a program in userspace. I went through the HOWTO on netfilter-hacking but... (0 Replies)

2. Programming

Hello friends i'm trying to extend iptables to include a target by which we can change the packet type field of a packet. For this i created a kernel module and a userspace extension. Now i face the problem that when i try to invoke iptable with the target i created i get an error message saying... (1 Reply)

3. IP Networking

hi, i'm using tcpreplay to send a traffic trace to my wireless interface (the trace is been captured by the same interface). It seems as netfilter can't trace connections. Is it possible? (0 Replies)

4. Linux

HI, Is the Netfilter and IPtables same? Thanks & Regards Arun (1 Reply)

5. Shell Programming and Scripting

Hi, I need to call an API (GetUsageDetails)from inside a shell script which takes an input argument acct_nbr. The output of API will be like : <usageAccum accumId="450" accumCaptn="PM_125" inclUnits="1410.00" inclUnitsUsed="744.00" shared="true" pooled="false" prorated="false"... (1 Reply)

6. UNIX for Advanced & Expert Users

Hi, Since a year my libvirtd does not work anymore on my Gentoodesktop. In the meantime a used virtualbox. But I would like to have back libvirt. The problem was after libvirt should not only work with root privileges. I deinstalled all things with libvirt an kvm. I removed all things from /var... (4 Replies)

7. Cybersecurity

Hello, on a PC with Debian 8 I try to use a Bash script with Netfilter rules so that only traffic goes in and out that is wanted. For that I set all 3 default policies to "drop". The machine uses DHCP to get its IP, gateway and DNS. And I never checked so I was quite surprised that my... (1 Reply)