I am Dave Jing Tian, an Assistant Professor in the Department of Computer Science at Purdue University working on system security. My research involves embedded systems, operating systems, and trusted computing. All opinions are my own.
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Category Archives: H.248/MEGACO/EGCP
Previous_Part_1 In this part, we will start to play with ASN.1 and asn1c – installing open source ASN.1 compiler, asn1c, writing ANS.1 description of Itevad and then compiling. Please note we will not cover detailed grammar of ASN.1 or how … Continue reading
From this post, as well as the following 4~6 posts, I will try to illustrate how to write your own protocol and its stack, step by step. You will learn all the related stuffs to write a carrier grade telecommunication … Continue reading
‘jmgsim’ is a Java implementation of H.248 Media Gateway (MG) simulator and Media Gateway Controller (MGC) simulator used for testing real MG/MGC. It is coded within NetBeans 7.1 and has been published as a public project at ‘java.net’, as ‘kenai’ … Continue reading