How to see current entries within NAT table

In situations when it is required to identify which device from your local network is generating a specific data flow, it is possible to check the temporary conntrack-storage of netfilter: /proc/net/ip_conntrack file. This is applicable for most of the Linux based systems and in this particular case the output is from an Debian Wheezy system. […]

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DHCP static IP address assigment with Cisco router

This is a copy paste from my Cisco 2851 router running-configuration file. I have used it to allocate fixed IP addresses to the devices within my network. If the MAC address of an device has not been manually added to the static-bindings file stored on compact flash then the DHCP server would allocate an IP […]

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