Using a Raspberry Pi to power NOC/SOC monitors

Posted on by David Vassallo

When kitting out a NOC (network operations center) or SOC (security operations center), a common request is to have big screens showing some kind of dashboard. This may seem over the top in certain cases, but it does force the NOC/SOC team to pay more attention to a deployment's operational status, since the dashboards are … Continue reading Using a Raspberry Pi to power NOC/SOC monitors

Enabling direct RTP streams between SIP phones in Asterisk

Posted on by David Vassallo

By default, asterisk installations will instruct SIP phones to pass their media streams (RTP streams) through the asterisk server itself. That is to say, the RTP stream would look something like this: (phone 1) <-----> (asterisk) <------> (phone 2) However, for performance reasons, especially in non-NAT environments, it is preferable to have the RTP streams … Continue reading Enabling direct RTP streams between SIP phones in Asterisk