DS-3E0510P-E M交换机 快速指南说明书 DS-3E0510P-E/M交换机 快速指南
via network cables .Gigabit RJ45 Port Gigabit RJ45 port is used for devices connection via network cables .Gigabit SFP Fiber Optical Port Gigabit SFP fiber optical port is used for other devices connection via optical fiber when plugged into with an optical module.DS-3E0505P：DS-3E0510P...