ISGMLUG

If you want to write programs that can utilize DNS messages then you must understand the format.  So where will you find all the queries and responses that DNS …

As the complexity of networks increases, with diverse systems and multiple infrastructure components such as varied routers and switches (all from different vendors and suppliers) – so managing these …

Any circuit level tunneling through a proxy server such as SOCKS or SSL, will allow most protocols to be passed through a standard proxy gateway. Whenever you see a …

Zone transfers are an important part of distributing changes between name servers.  Every domain on the internet (and within private networks for that matter) much have a master server …

The TCP window size is basically the method employed by the receiving client/host to inform the sender, what the current buffer size should be for all the data within …

Any identity system which is automated needs some way of both creating and distributing authorization and authentication assertions.  One of the most famous is of course Kerberos, which has …

Just like every other type of communication method that exists online, you can use encryption for securing XML documents. In fact it is recommended if possible that all important …

Conceptually IP routing is pretty straight forward, especially when you look at it from the hosts point of view.  If the destination is directly connected such as a direct …

It’s quite simple to watch how TCP/IP manages the issue of port numbers, you simply need to watch a server.  For example enable Telnet on a server and allow …

Technology is one of the most trending news today. When we hear about technology, we usually spend time to listen about it. We get intrigued when we hear about …