Implementing traffic shaping for home use (SonicWALL)

Posted on by David Vassallo

Having recently moved to a lower-bandwidth area (from 12Mb/s to 7Mb/s… sucks ), I really needed to find a way of controlling and optimizing the Internet usage from my home connection. That’s basically what traffic shaping, or bandwidth management (BWM) comes into play. I still have a low-end sonicwall TZ200 from my support days, and … Continue reading Implementing traffic shaping for home use (SonicWALL)

TIME_WAIT and “port reuse”

Posted on by David Vassallo

Lately during some support work, a customer raised an interesting case regarding what was referred to as "port reuse". This lead to quite a nice investigation on the effect of the MSL and TIME_WAIT characteristics of TCP. So first we should define these terms and what exactly they mean. Getting an exact definition can be … Continue reading TIME_WAIT and “port reuse”