He thong PoE NVR cung cap giai phap giam sat dang tin cay nhat. Huong dan nay bao gom moi buoc.
Buoc 1: Lap Ke Hoach He Thong
Chon NVR: Reolink RLN8-410 (8 kenh, $200), Amcrest NV4108E-HS (8 kenh, $280), UniFi UNVR (50+ cam, $500). Chon Camera: Chon do phan giai (4K/5MP/1080p), loai (dan/dom/bullet), va tinh nang (AI, nhin dem).
Buoc 2: Chon Cap
Cat6: Khuyen nghi cho moi thiet lap moi. Ho tro PoE++ (60W), toc do 10GbE. Cat5e: Du cho PoE (30W), 1GbE. Chi dung neu da co san. Cat6a: Ho tro PoE++ (100W), 10GbE. Can cho chay cap dai.
Buoc 3: Thiet Bi Mang
PoE Switch: Tinh toan ngan sach nguon. Tong muc tieu thu cua camera <= 80% cong suat switch. UPS: NVR + PoE switch tren UPS. Dung luong toi thieu 1500VA.
Buoc 4: Lap Dat NVR
- Ket noi NVR voi router qua Ethernet
- Lap o cung (WD Purple hoac Seagate SkyHawk)
- Bat nguon NVR
- Camera tu dong phat hien (plug-and-play)
- Cau hinh IP, chat luong, ghi hinh
Buoc 5: Cau Hinh Camera
Do phan giai: Dat 4K cho ngoai troi, 1080p cho trong nha. Ghi hinh: Lien tuc 24/7 cho khu vuc quan trong, chuyen dong cho khu vuc it nguoi. Phat hien chuyen dong: Bat AI phat hien nguoi/xe.
Buoc 6: Truy Cap Tu Xa
VPN: Thiet lap WireGuard hoac OpenVPN de truy cap tu xa an toan. Khong dung Port Forwarding: De lo NVR la nguy co ransomware.
Kiem Tra
Kiem tra tat ca camera hien thi hinh anh. Kiem tra ghi hinh va kich hoat chuyen dong. Kiem tra truy cap tu xa qua VPN.