{"id":13712,"date":"2025-01-12T17:19:00","date_gmt":"2025-01-12T06:19:00","guid":{"rendered":"https:\/\/digifort.global\/chua-phan-loai\/tang-cuong-kha-nang-phuc-hoi-cho-cac-he-thong-cctv-trong-yeu-bang-cach-su-dung-thiet-ke-du-phong-may-chu\/"},"modified":"2026-06-18T00:15:04","modified_gmt":"2026-06-17T14:15:04","slug":"tang-cuong-kha-nang-phuc-hoi-cho-cac-he-thong-cctv-trong-yeu-bang-cach-su-dung-thiet-ke-du-phong-may-chu","status":"publish","type":"post","link":"https:\/\/digifort.global\/vi\/blog\/tang-cuong-kha-nang-phuc-hoi-cho-cac-he-thong-cctv-trong-yeu-bang-cach-su-dung-thiet-ke-du-phong-may-chu\/","title":{"rendered":"T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i cho c\u00e1c h\u1ec7 th\u1ed1ng CCTV tr\u1ecdng y\u1ebfu b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7."},"content":{"rendered":"\n
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Kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u00e0o h\u1ec7 th\u1ed1ng camera gi\u00e1m s\u00e1t (CCTV) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh li\u00ean t\u1ee5c c\u1ee7a an ninh, quy tr\u00ecnh v\u00e0 ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m, trong tr\u01b0\u1eddng h\u1ee3p b\u1ea5t k\u1ef3 b\u1ed9 ph\u1eadn n\u00e0o c\u1ee7a h\u1ec7 th\u1ed1ng CCTV \u0111\u00f3 g\u1eb7p s\u1ef1 c\u1ed1 v\u00ec b\u1ea5t k\u1ef3 l\u00fd do g\u00ec.<\/p>\n\n

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Nhi\u1ec1u h\u1ec7 th\u1ed1ng CCTV quy m\u00f4 l\u1edbn, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c tri\u1ec3n khai trong c\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng tr\u1ecdng y\u1ebfu v\u00e0 qu\u1ed1c gia, c\u00f3 t\u00ednh ch\u1ea5t thi\u1ebft y\u1ebfu, \u0111\u00f2i h\u1ecfi ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 24\/7. C\u1ea7n ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 t\u1ee9c th\u1eddi v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi s\u1ef1 c\u1ed1 c\u1ee7a linh ki\u1ec7n ho\u1eb7c h\u1ec7 th\u1ed1ng, k\u1ec3 c\u1ea3 khi s\u1ef1 c\u1ed1 \u0111\u00f3 do c\u1ed1 \u00fd g\u00e2y ra, do t\u1ea5n c\u00f4ng \u0111\u1ed9c h\u1ea1i ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 kh\u1ee7ng b\u1ed1. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng CCTV quy m\u00f4 l\u1edbn, v\u1edbi s\u1ed1 l\u01b0\u1ee3ng camera video, ngu\u1ed3n \u0111i\u1ec7n, thi\u1ebft b\u1ecb l\u01b0u tr\u1eef, m\u00e1y ch\u1ee7 v\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng l\u1edbn h\u01a1n, \u0111\u01b0\u01a1ng nhi\u00ean c\u00f3 nhi\u1ec1u b\u1ed9 ph\u1eadn h\u01a1n v\u00e0 do \u0111\u00f3, nguy c\u01a1 h\u1ecfng h\u00f3c c\u0169ng cao h\u01a1n. <\/p>\n\n

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Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i th\u00edch c\u00e1ch thi\u1ebft k\u1ebf d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 \u1edf c\u00e1c c\u1ea5p \u0111\u1ed9 kh\u00e1c nhau c\u00f3 th\u1ec3 gi\u00fap cung c\u1ea5p c\u00e1c m\u1ee9c \u0111\u1ed9 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed, kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i v\u00e0 t\u00ednh li\u00ean t\u1ee5c kh\u00e1c nhau. T\u00e1c \u0111\u1ed9ng c\u1ee7a s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a trang web \u0111\u01b0\u1ee3c duy tr\u00ec b\u00ecnh th\u01b0\u1eddng. <\/p>\n\n

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Chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/strong><\/h3>\n\n

H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd video d\u1ef1a tr\u00ean h\u1ec7 th\u1ed1ng CCTV, ch\u1eb3ng h\u1ea1n nh\u01b0 Digifort, s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 \u0111\u1ec3 ghi h\u00ecnh v\u00e0 \u0111i\u1ec1u khi\u1ec3n. Ngay c\u1ea3 trong m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd video c\u01a1 b\u1ea3n, ch\u00fang c\u0169ng cung c\u1ea5p m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 l\u1ed7i cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng NVR v\u00e0 DVR, nh\u01b0ng v\u1edbi chi ph\u00ed cao h\u01a1n. C\u00e1c \u1ed5 c\u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111\u1ecbnh d\u1ea1ng RAID5, trong \u0111\u00f3 \u1ed5 c\u1ee9ng b\u1ecb h\u1ecfng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay th\u1ebf trong m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng (‘thay th\u1ebf n\u00f3ng’) v\u00e0 c\u00e1c b\u1ea3n ghi video b\u1ecb thi\u1ebfu c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c kh\u00f4i ph\u1ee5c m\u00e0 kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u. Hai \u1ed5 \u0111\u0129a tr\u1ea1ng th\u00e1i r\u1eafn (SSD) ch\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh. Ch\u00fang \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh RAID1 (g\u01b0\u01a1ng), trong \u0111\u00f3 n\u1ebfu m\u1ed9t SSD b\u1ecb l\u1ed7i, SSD d\u1ef1 ph\u00f2ng s\u1ebd \u0111\u1ea3m nhi\u1ec7m \u0111\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng. M\u1ee9c \u0111\u1ed9 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u h\u1ec7 th\u1ed1ng CCTV c\u00f3 \u0111\u1ed9 b\u1ea3o m\u1eadt cao, tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng, t\u00ednh n\u0103ng chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 cung c\u1ea5p m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 v\u00e0 t\u00ednh li\u00ean t\u1ee5c cao h\u01a1n n\u1eefa. <\/p>\n\n

Nguy\u00ean t\u1eafc chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng r\u1ea5t \u0111\u01a1n gi\u1ea3n. N\u1ebfu b\u1ea5t k\u1ef3 m\u00e1y ch\u1ee7 n\u00e0o \u0111ang ho\u1ea1t \u0111\u1ed9ng trong h\u1ec7 th\u1ed1ng CCTV g\u1eb7p s\u1ef1 c\u1ed1, h\u1ec7 th\u1ed1ng CCTV ph\u1ea3i nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c s\u1ef1 c\u1ed1 v\u00e0 t\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t m\u00e1y ch\u1ee7, thi\u1ebft b\u1ecb ho\u1eb7c h\u1ec7 th\u1ed1ng d\u1ef1 ph\u00f2ng \u0111\u1ec3 ti\u1ebfp qu\u1ea3n. T\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. Chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng nhanh ch\u00f3ng gi\u00fap gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 m\u1ea5t d\u1eef li\u1ec7u, v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p c\u00f4ng ngh\u1ec7 chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng c\u1ee7a Digifort, ch\u1ec9 m\u1ea5t v\u00e0i gi\u00e2y. Kh\u00eda c\u1ea1nh chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng CCTV hi\u1ec7u qu\u1ea3 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i cao. C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng ph\u1ea3i c\u00f3 m\u1ee9c \u0111\u1ed9 ph\u1ee5c h\u1ed3i t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, cung c\u1ea5p nhi\u1ec1u tuy\u1ebfn \u0111\u01b0\u1eddng gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch m\u1ea1ng v\u00e0 thi\u1ebft b\u1ecb h\u1ec7 th\u1ed1ng CCTV, trong tr\u01b0\u1eddng h\u1ee3p tuy\u1ebfn \u0111\u01b0\u1eddng m\u1ea1ng ch\u00ednh b\u1ecb l\u1ed7i. C\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c duy tr\u00ec c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. <\/p>\n\n

Kh\u00e1c v\u1edbi nhi\u1ec1u gi\u1ea3i ph\u00e1p VMS kh\u00e1c, Digifort kh\u00f4ng ch\u1ec9 duy tr\u00ec kh\u1ea3 n\u0103ng ghi h\u00ecnh c\u1ee7a camera CCTV khi x\u1ea3y ra s\u1ef1 c\u1ed1 m\u00e0 c\u00f2n c\u1ea3 t\u1ea5t c\u1ea3 t\u00e0i nguy\u00ean v\u00e0 c\u00e0i \u0111\u1eb7t h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng to\u00e0n di\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c duy tr\u00ec sau s\u1ef1 c\u1ed1, bao g\u1ed3m c\u00e1c t\u00f9y ch\u1ecdn xem tr\u1ef1c ti\u1ebfp v\u00e0 t\u1eeb xa, ph\u00e1t l\u1ea1i v\u00e0 t\u1ea5t c\u1ea3 c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng, bao g\u1ed3m c\u1ea3 x\u1eed l\u00fd s\u1ef1 ki\u1ec7n. <\/p>\n\n

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Chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng m\u1ed9t-m\u1ed9t<\/strong><\/h3>\n\n

M\u1ee9c \u0111\u1ed9 d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 cao nh\u1ea5t l\u00e0 d\u1ef1 ph\u00f2ng m\u1ed9t-\u0111\u1ed1i-m\u1ed9t, trong \u0111\u00f3 b\u1ea3n ghi video \u0111\u01b0\u1ee3c sao ch\u00e9p tr\u00ean m\u00e1y ch\u1ee7 ch\u00ednh v\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 “\u0111\u1ed1i t\u00e1c” c\u00f3 c\u1ea5u h\u00ecnh t\u01b0\u01a1ng t\u1ef1. M\u00e1y ch\u1ee7 \u0111\u1ed1i t\u00e1c ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u1ea3n h\u1ed3i nhanh nh\u1ea5t c\u00f3 th\u1ec3 v\u00e0 tr\u00e1nh m\u1ea5t d\u1eef li\u1ec7u. \u0110\u00e2y l\u00e0 m\u1ed9t t\u00f9y ch\u1ecdn \u0111\u1eaft ti\u1ec1n, v\u1edbi kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 100% \u2013 sao ch\u00e9p ho\u00e0n to\u00e0n c\u00e1c m\u00e1y ch\u1ee7. Tuy nhi\u00ean, n\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i r\u1ea5t cao, gi\u1ea3m thi\u1ec3u m\u1ea5t d\u1eef li\u1ec7u v\u00e0 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng. <\/strong><\/p>\n\n

Chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n<\/strong><\/strong><\/h3>\n\n

M\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed kh\u00e1c l\u00e0 “m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n”, trong \u0111\u00f3 thay v\u00ec t\u1ef7 l\u1ec7 m\u00e1y ch\u1ee7 “m\u1ed9t \u0111\u1ed1i m\u1ed9t”, ch\u00fang ta c\u00f3 t\u1ef7 l\u1ec7 “m\u1ed9t \u0111\u1ed1i nhi\u1ec1u”. \u1ede \u0111\u00e2y, b\u1ea5t k\u1ef3 m\u1ed9t trong s\u1ed1 c\u00e1c m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec1u c\u00f3 th\u1ec3 g\u1eb7p s\u1ef1 c\u1ed1 v\u00e0 ch\u1ec9 c\u1ea7n m\u1ed9t m\u00e1y ch\u1ee7 d\u1ef1 ph\u00f2ng duy nh\u1ea5t \u2013 c\u1ea7n nh\u1edb r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y ch\u1ee7 v\u1eabn s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb RAID5 v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh RAID1. V\u00ed d\u1ee5, v\u1edbi t\u1ef7 l\u1ec7 5:1, b\u1ea5t k\u1ef3 m\u1ed9t trong n\u0103m m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec1u c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng \u2013 nh\u01b0ng kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00f9ng m\u1ed9t l\u00fac. Ki\u1ebfn tr\u00fac m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n r\u1ebb h\u01a1n so v\u1edbi ki\u1ebfn \u200b\u200btr\u00fac m\u1ed9t \u0111\u1ed1i m\u1ed9t, v\u00ec m\u1ee9c \u0111\u1ed9 d\u1ef1 ph\u00f2ng th\u1ea5p h\u01a1n (trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y l\u00e0 20%), nh\u01b0ng v\u1eabn mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch. Logic ki\u1ebfn \u200b\u200btr\u00fac CNTT \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u00e0 r\u1ea5t kh\u00f3 x\u1ea3y ra tr\u01b0\u1eddng h\u1ee3p nhi\u1ec1u h\u01a1n m\u1ed9t m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng g\u1eb7p s\u1ef1 c\u1ed1 \u0111\u1ed3ng th\u1eddi. Tuy nhi\u00ean, \u0111\u00e2y l\u00e0 quy\u1ebft \u0111\u1ecbnh c\u00e2n nh\u1eafc gi\u1eefa r\u1ee7i ro v\u00e0 chi ph\u00ed, ng\u00e2n s\u00e1ch, mang l\u1ea1i kh\u1ea3 n\u0103ng duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n so v\u1edbi ki\u1ebfn \u200b\u200btr\u00fac m\u1ed9t \u0111\u1ed1i m\u1ed9t, nh\u01b0ng t\u1ed1t h\u01a1n l\u00e0 kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng n\u00e0o c\u1ea3. <\/p>\n\n

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Chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng camera quan tr\u1ecdng<\/strong><\/strong><\/strong><\/h3>\n\n

Digifort cung c\u1ea5p t\u00ednh n\u0103ng chuy\u1ec3n \u0111\u1ed5i d\u1ef1 ph\u00f2ng cho camera quan tr\u1ecdng, trong \u0111\u00f3 ch\u1ec9 nh\u1eefng camera quan tr\u1ecdng m\u1edbi \u0111\u01b0\u1ee3c chuy\u1ec3n sang m\u00e1y ch\u1ee7 d\u1ef1 ph\u00f2ng. C\u00e1c camera n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb nhi\u1ec1u m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng, cho ph\u00e9p ng\u01b0\u1eddi qu\u1ea3n l\u00fd an ninh \u01b0u ti\u00ean t\u1ea7m quan tr\u1ecdng c\u1ee7a t\u1eebng camera trong h\u1ec7 th\u1ed1ng CCTV. V\u1edbi c\u00f9ng m\u1ee9c \u0111\u1ed9 d\u1ef1 ph\u00f2ng v\u00e0 chi ph\u00ed nh\u01b0 ki\u1ebfn \u200b\u200btr\u00fac m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u1edf tr\u00ean, ng\u01b0\u1eddi qu\u1ea3n l\u00fd an ninh c\u00f3 th\u1ec3 ch\u1ec9 \u0111\u1ecbnh camera n\u00e0o l\u00e0 quan tr\u1ecdng, chuy\u1ec3n h\u01b0\u1edbng \u0111\u01b0\u1eddng ghi h\u00ecnh c\u1ee7a ch\u00fang \u0111\u1ebfn m\u00e1y ch\u1ee7 d\u1ef1 ph\u00f2ng khi x\u1ea3y ra l\u1ed7i. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n, trong thi\u1ebft k\u1ebf n\u00e0y, t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y ch\u1ee7 \u0111ang ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 g\u1eb7p s\u1ef1 c\u1ed1 nh\u01b0ng c\u00e1c camera quan tr\u1ecdng v\u1eabn ho\u1ea1t \u0111\u1ed9ng. <\/strong><\/p>\n\n

Ghi song song<\/strong><\/strong><\/strong><\/strong><\/h3>\n\n

Trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 nguy c\u01a1 b\u1ecb t\u1ea5n c\u00f4ng th\u1ef1c s\u1ef1 v\u00e0 d\u1eef li\u1ec7u r\u1ea5t quan tr\u1ecdng, “ghi song song” l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn. N\u00f3 kh\u00f4ng th\u1ef1c s\u1ef1 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p “d\u1ef1 ph\u00f2ng”, v\u00ec to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c sao ch\u00e9p \u1edf c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau v\u00e0 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n ri\u00eang bi\u1ec7t, nh\u01b0ng song song. N\u1ebfu x\u1ea3y ra m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t v\u1ee5 n\u1ed5 ph\u00e1 h\u1ee7y m\u1ed9t trong c\u00e1c v\u1ecb tr\u00ed, vi\u1ec7c ghi h\u00ecnh s\u1ebd ti\u1ebfp t\u1ee5c \u1edf v\u1ecb tr\u00ed th\u1ee9 hai \u2013 v\u1edbi \u0111i\u1ec1u ki\u1ec7n c\u00f3 ngu\u1ed3n \u0111i\u1ec7n d\u1ef1 ph\u00f2ng v\u00e0 thi\u1ebft k\u1ebf m\u1ea1ng ph\u00f9 h\u1ee3p. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1n k\u00e9m, v\u00ec to\u00e0n b\u1ed9 c\u01a1 s\u1edf ghi h\u00ecnh \u0111\u01b0\u1ee3c sao ch\u00e9p. Tuy nhi\u00ean, \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 d\u1eef li\u1ec7u \u0111\u00e3 ghi c\u00f3 s\u1eb5n t\u1eeb tr\u01b0\u1edbc, trong v\u00e0 sau m\u1ed9t s\u1ef1 ki\u1ec7n th\u1ea3m kh\u1ed1c, ngo\u1ea1i tr\u1eeb nh\u1eefng camera c\u00f3 th\u1ec3 b\u1ecb m\u1ea5t trong cu\u1ed9c t\u1ea5n c\u00f4ng. Trong c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng v\u00e0 c\u00f3 nguy c\u01a1 cao, ghi song song t\u1ed1i \u0111a h\u00f3a t\u00ednh li\u00ean t\u1ee5c c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m v\u00e0 lu\u00f4n duy tr\u00ec m\u1ed9t m\u1ee9c \u0111\u1ed9 gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t nh\u1ea5t \u0111\u1ecbnh. <\/strong><\/p>\n\n

Chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n d\u1ef1 ph\u00f2ng<\/strong><\/strong><\/strong><\/strong><\/strong><\/h3>\n\n

S\u1ef1 c\u1ed1 m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u00e1c m\u00e1y ch\u1ee7 trong h\u1ec7 th\u1ed1ng camera gi\u00e1m s\u00e1t, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c \u1ed5 c\u1ee9ng l\u01b0u tr\u1eef. Vi\u1ec7c m\u1ea5t \u0111i\u1ec7n cho m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 ngu\u1ed3n d\u1ef1 ph\u00f2ng (UPS), \u0111\u00e2y l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p t\u1ed1t v\u00e0 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho b\u1ea5t k\u1ef3 m\u00e1y ch\u1ee7 n\u00e0o \u1edf b\u1ea5t k\u1ef3 c\u1ea5u h\u00ecnh n\u00e0o. UPS kh\u00f4ng ch\u1ec9 cho ph\u00e9p c\u00e1c m\u00e1y ch\u1ee7 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng kh\u00e1c t\u1eaft ngu\u1ed3n m\u1ed9t c\u00e1ch an to\u00e0n n\u1ebfu m\u1ea5t \u0111i\u1ec7n ho\u00e0n to\u00e0n v\u00e0 kh\u00f4i ph\u1ee5c ho\u00e0n to\u00e0n khi c\u00f3 \u0111i\u1ec7n tr\u1edf l\u1ea1i m\u00e0 c\u00f2n b\u1ea3o v\u1ec7 c\u00e1c m\u00e1y ch\u1ee7 kh\u1ecfi h\u01b0 h\u1ecfng do s\u1ef1 t\u0103ng \u0111\u1ed9t bi\u1ebfn \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi. C\u00f3 th\u1ec3 ch\u1ec9 \u0111\u1ecbnh b\u1ed9 ngu\u1ed3n d\u1ef1 ph\u00f2ng k\u00e9p trong m\u00e1y ch\u1ee7, trong \u0111\u00f3 n\u1ebfu b\u1ed9 ngu\u1ed3n ch\u00ednh b\u1ecb l\u1ed7i th\u00ec b\u1ed9 ngu\u1ed3n d\u1ef1 ph\u00f2ng s\u1ebd ho\u1ea1t \u0111\u1ed9ng thay th\u1ebf. Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i di\u1ec5n ra nhanh ch\u00f3ng v\u00e0 c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh c\u1ea3nh b\u00e1o trong Digifort \u0111\u1ec3 th\u00f4ng b\u00e1o cho qu\u1ea3n tr\u1ecb vi\u00ean h\u1ec7 th\u1ed1ng r\u1eb1ng \u0111\u00e3 x\u1ea3y ra s\u1ef1 c\u1ed1 v\u00e0 c\u1ea7n s\u1eeda ch\u1eefa. Digifort cho ph\u00e9p tri\u1ec3n khai c\u00e1c h\u1ec7 th\u1ed1ng CCTV v\u1edbi nhi\u1ec1u m\u1ee9c \u0111\u1ed9 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i v\u00e0 ng\u00e2n s\u00e1ch kh\u00e1c nhau, t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u00ednh ch\u1ea5t quan tr\u1ecdng c\u1ee7a ch\u00fang, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ki\u1ebfn \u200b\u200btr\u00fac m\u00e1y ch\u1ee7 d\u1ef1 ph\u00f2ng m\u1ea1nh m\u1ebd. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o duy tr\u00ec an ninh, quy tr\u00ecnh v\u00e0 ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m, \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u r\u1ee7i ro khi x\u1ea3y ra s\u1ef1 c\u1ed1 v\u1edbi camera, ngu\u1ed3n \u0111i\u1ec7n, thi\u1ebft b\u1ecb l\u01b0u tr\u1eef, m\u00e1y ch\u1ee7 v\u00e0 m\u1ea1ng, ngay c\u1ea3 khi m\u1ed1i \u0111e d\u1ecda l\u00e0 \u0111\u1ed9c h\u1ea1i ho\u1eb7c th\u1ea3m kh\u1ed1c. <\/p>\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u00e0o h\u1ec7 th\u1ed1ng camera gi\u00e1m s\u00e1t (CCTV) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh li\u00ean t\u1ee5c c\u1ee7a an ninh, quy tr\u00ecnh v\u00e0 ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m, trong tr\u01b0\u1eddng h\u1ee3p b\u1ea5t k\u1ef3 b\u1ed9 ph\u1eadn n\u00e0o c\u1ee7a h\u1ec7 th\u1ed1ng CCTV \u0111\u00f3 g\u1eb7p s\u1ef1 c\u1ed1 v\u00ec b\u1ea5t k\u1ef3 l\u00fd do g\u00ec. […]<\/p>\n","protected":false},"author":5,"featured_media":13715,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_angie_page":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"page_builder":"","_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[564,565],"tags":[],"class_list":["post-13712","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-bai-viet"],"jetpack_featured_media_url":"https:\/\/digifort.global\/wp-content\/uploads\/2026\/06\/Failover.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/posts\/13712","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/comments?post=13712"}],"version-history":[{"count":1,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/posts\/13712\/revisions"}],"predecessor-version":[{"id":13716,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/posts\/13712\/revisions\/13716"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/media\/13715"}],"wp:attachment":[{"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/media?parent=13712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/categories?post=13712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/digifort.global\/vi\/wp-json\/wp\/v2\/tags?post=13712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}