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Jarek Hartman

Jarek Hartman

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Jarek Hartman

ASN.1 encoding tutorial

Jarek 2016-12-102018-05-30 Telco and IT No Comments

Introduction

Recently I in my work I had to encode an Inap (to be more precise – Sinap) content “by hand”. It’s not a rocket science however when you need to repeat this action several times it’s worth to prepare …

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My fight with OpenSS7

Jarek 2016-12-102016-12-11 Telco and IT 1 Comment

Introduction

One day I’ve invented that it would be nice to play with real SS7 stack. The only available I’ve found is OpenSS7…

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Adapter USB-Serial w Mac OS X

Jarek 2016-12-102016-12-11 Telco and IT No Comments

Mimo tego, że port szeregowy jest uważany za martwy interfejs wciąż zdarzają się osoby, które muszą do niego się podłączyć… Oczywiście, na Maku jest to możliwe, chociaż nie bezboleśnie…

Zakładam, że masz adapter oparty o najpopularniejszy chipset PL2303.

1. Po …

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Q.850 ReleaseCauses tool

Jarek 2016-12-102016-12-11 Telco and IT No Comments

I love Wireshark but sometimes it does not decode all needed parameters.  Among others – I have problems with Q.850 cause codes provided in INAP/CAMEL Release Call or Call Information Report messages. If you feel that it could be useful …

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Blackberry upgrade using Macbook Pro and VMware / Parallels

Jarek 2016-12-102016-12-11 Gadgets & hobbies No Comments

My advice to you if you ever would like to upgrade your Blackberry mobile using Windows on a virtual machine running on MacBook Pro running MacOS X 10.6:

Don’t do this!…

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