QNAP® Security, a professional Linux-based stand-alone NVR provider, today updated their VioStor NVR firmware v4.1.1 with an enhanced storage expansion solution – QNAPSecurity.com .       Rank or share this free Newswire Press Release Distribution content. Join the network! Learn How! Your Banner Ad Here instead – Showing along with ALL Articles covering Audio/Video Equip./Surveillance Announcements   The new firmware also supports a range of AXIS IP cameras for edge recording and two-way audio functions.