Net Optics DNM-220 - Expansion module - Gigabit Product Details
DNM-101 is changing the way the world stays online. This mighty module with Net Optics' Virtual Zero Delay (VZD) circuitry keeps traffic passing should a Director or Director Pro lose power. It's all you need for continuous uptime - protecting your network, links and applications - no matter what!Net Optics DNM-101 module's innovative Virtual Zero Delay circuitry guarantees that your Director and Director Pro in-line copper connections will never lose their links when power goes off for whatever reason - such as power failures or during planned power up and power down events. In the past, link renegotiation has been a major challenge for copper taps, costing precious seconds or minutes of link downtime when tap power transitions. DNM-101 VZD eliminates those lengthy renegotiation cycles by preserving the link state through power transitions, as if no break existed.