Marc Storck

Marc is the Chief Information Officer of voipGATE.

6 years ago
3 years ago
6 years ago


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  • I have recently learned that one of the most common issues with the VoIP setup of an Avaya IP Office 500 IP PBX is the routing of the IP packets. While the IP Office offers 2 Ethernet interface called LAN1 and LAN2 with configuration fields for the local IP address and netmask, there is no easy possibility to setup a default route to the internet.


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Marc Storck
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Things from me about me ...
  • Critical FreePBX RCE Vulnerability (ALL Versions)
    A critical vulnerability was found in FreePBX and CVE 2014-7235 was released on September 30, 2014. An article on explains all the details. If’ you’re running a FreePBX system be sure to read and act if you haven’t done so already.
  • AVM Security advisory: suspected telephone misuse
    AVM has published the following text on Fritz!Box users please take those advises SERIOUS. AVM has received information that suggests potential telephone misuse via the FRITZ!Box. Our investigations are ongoing and there are currently several dozen known cases. The routers … Continue reading →
  • Why T.38 is not the solution
    As VoIP gets more and more popular, it’s users are struggling how to deal with their existing needs for fax services. Some may just connect their fax machine to an analog telephone adapter (aka ATA) and send their fax transmissions … Continue reading →
  • AVM provides workaround to use 3rd party ITSPs
    The recent firmware update to Fritz!OS 06.00 allows to force VoIP connections to 3rd party ITSPs via the primary Internet connection. (Unfortunately I don’t have an english version yet.) This new feature allows to use 3rd party ITSPs even if … Continue reading →
  • LuxFibre disables alternative VoIP services?
    Yes it does, unfortunately. So why exactly? The short answer is, because the VoIP part of the Fritz!Box is moved to an isolated virtual LAN (VLAN) with no Internet access, so the Fritz!Box VoIP part cannot reach any alternative VoIP … Continue reading →