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agranig

240 karma · joined June 14, 2007

Entrepreneur, Hacker, VoIP enthusiast. Founder of www.sipfront.com.

Previously co-founder and CTO of www.sipwise.com, aquired by Alcatel Lucent Enterprise.

submissions comments

How to simulate E911 emergency calls

sipfront.com·2 pts·agranig·

Drawing cloud architecture diagrams in Python

diagrams.mingrammer.com·4 pts·agranig·

Yet another one-man SaaS technology stack

sipfront.com·2 pts·agranig·

Watching TV over WebRTC

sipwise.com·2 pts·agranig·

Ask HN: Is AtomPub still used in REST APIs?

3 pts·agranig·

Let your CPU do the heavy crypto lifting in Hardware

en.wikipedia.org·2 pts·agranig·

Slides from Kamailio World 2013 - Cutting edge communication solutions

kamailio.org·1 pts·agranig·

Ask HN: does bitcoin mining pay off?

11 pts·agranig·

Why secure SIP communication is really broken

granig.io·3 pts·agranig·

Desktops are outgrowing me, and I’m worried

sipwise.com·2 pts·agranig·

Desktops are outgrowing me, and I'm worried

granig.io·27 pts·agranig·

Hiring by Curiosity

sipwise.com·1 pts·agranig·

How to run your own open source Skype replacement

sipwise.com·98 pts·agranig·

Ask HN: Followed all advice, why still no virality?

4 pts·agranig·

Skype and how SIP is catching up

sipwise.com·1 pts·agranig·

Smart Matching in Perl with the ~~ Operator

szabgab.com·1 pts·agranig·

VoIP Traffic Analysis and Troubleshooting: the past, the present and the future

sipwise.com·2 pts·agranig·

How VoIP works

sipwise.com·3 pts·agranig·

How Central/Eastern Europe VCs can beat those in the Valley

thenextweb.com·2 pts·agranig·

Sipwise raises VC investment > 1M USD for open-source VoIP soft-switch

sipwise.com·1 pts·agranig·

When defining a new IPTV service for an ISP, then what would it be?

1 pts·agranig·

Cloud Telephony - a reality check

sipwise.com·3 pts·agranig·

Tell HN: We're hiring a Perl/Catalyst Web developer in Vienna/Austria

2 pts·agranig·

Joint Venture tackles big players in the telco market using Open Source Software

sipwise.com·7 pts·agranig·

Fonoso - how my new MVP came to life

fonoso.posterous.com·2 pts·agranig·

Please review my side project - Fonoso, the universal phone call recorder

fonoso.com·1 pts·agranig·

Why B2B software doesn't necessarily have to be ugly.

sipwise.com·2 pts·agranig·

SIP beyond VoIP - location based services using SIP/SIMPLE

sipwise.com·3 pts·agranig·

Snooping on your Calls

sipwise.com·1 pts·agranig·

Launch of open-source VoIP system - A one-month recap

sipwise.com·3 pts·agranig·

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