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Tag: pharo

Creating a chroot for CentOS 7.3

Creating a chroot for CentOS 7.3

I have recently written some RPM spec files (and to be honest it feels nicer than creating debian packages) and could test installing the resulting packages on a cloud based CentOS 6.8 VM. After that worked I wanted to test the package on a CentOS 7 system as well. To my surprise my cloud platform didn’t have CentOS 7 images. There was RHEL7 with extra computing costs and several CentOS images with extra packages (or “hardening”) that also incurred extra…

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Starting with a Diameter stack

Starting with a Diameter stack

Going from 2G/3G requires to learn a new set of abbreviations. The network is referred to as IP Multimedia Subsystem (IMS) and the HLR becomes Home subscriber server (HSS). ITU ASN1 to define the RPCs (request, response, potential errors), message structure and encoding in 2G/3G is replaced with a set of IETF RFCs. From my point of view names of messages, names of attributes change but the basic broken trust model remains. Having worked on probably the best ASN1/TCAP/MAP stack…

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