{"id":10968,"date":"2026-08-17T17:25:37","date_gmt":"2026-08-17T09:25:37","guid":{"rendered":"https:\/\/www.kpai1.cn\/?p=10968"},"modified":"2026-08-17T17:25:42","modified_gmt":"2026-08-17T09:25:42","slug":"wmax%e5%b9%b3%e5%8f%b0%e5%a6%82%e4%bd%95%e8%b5%8b%e8%83%bd%e8%b4%b5%e9%87%91%e5%b1%9e%e4%ba%a4%e6%98%93%e8%80%85%e7%9a%84%e9%a3%8e%e9%99%a9%e7%ae%a1%e7%90%86%e4%b8%8e%e8%b5%84%e4%ba%a7%e9%85%8d","status":"publish","type":"post","link":"https:\/\/www.kpai1.cn\/vi\/luu-tru\/10968","title":{"rendered":"C\u00e1ch n\u1ec1n t\u1ea3ng WMAX trao quy\u1ec1n qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n cho c\u00e1c nh\u00e0 giao d\u1ecbch kim lo\u1ea1i qu\u00fd"},"content":{"rendered":"

Trong l\u0129nh v\u1ef1c \u0111\u1ea7u t\u01b0 kim lo\u1ea1i qu\u00fd, v\u00e0ng v\u00e0 b\u1ea1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 \u201cn\u01a1i tr\u00fa \u1ea9n an to\u00e0n\u201d tr\u01b0\u1edbc l\u1ea1m ph\u00e1t v\u00e0 r\u1ee7i ro \u0111\u1ecba ch\u00ednh tr\u1ecb. Tuy nhi\u00ean, ngay c\u1ea3 \u0111\u1ed1i v\u1edbi nh\u1eefng t\u00e0i s\u1ea3n tr\u00fa \u1ea9n an to\u00e0n truy\u1ec1n th\u1ed1ng nh\u01b0 v\u1eady, bi\u1ebfn \u0111\u1ed9ng gi\u00e1 c\u00f3 th\u1ec3 g\u00e2y ra t\u1ed5n th\u1ea5t s\u1ed5 s\u00e1ch \u0111\u00e1ng k\u1ec3 trong ng\u1eafn h\u1ea1n. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch kim lo\u1ea1i qu\u00fd t\u1ea1i c\u00e1c th\u1ecb tr\u01b0\u1eddng m\u1ee5c ti\u00eau nh\u01b0 c\u00e1c n\u01b0\u1edbc thu\u1ed9c H\u1ed9i \u0111\u1ed3ng H\u1ee3p t\u00e1c v\u00f9ng V\u1ecbnh (GCC) ho\u1eb7c \u0110\u00f4ng \u00c2u, m\u00f4 h\u00ecnh \u0111\u1ea7u c\u01a1 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 d\u1ef1 \u0111o\u00e1n t\u0103ng gi\u1ea3m gi\u00e1 \u0111ang d\u1ea7n nh\u01b0\u1eddng ch\u1ed7 cho c\u00e1c kh\u00e1i ni\u1ec7m \u0111\u1ea7u t\u01b0 tr\u01b0\u1edfng th\u00e0nh h\u01a1n: qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n.<\/p>\n

M\u1ed9t n\u1ec1n t\u1ea3ng giao d\u1ecbch \u0111\u1ea7y \u0111\u1ee7 ch\u1ee9c n\u0103ng kh\u00f4ng ch\u1ec9 l\u00e0 k\u00eanh th\u1ef1c hi\u1ec7n c\u00e1c l\u1ec7nh mua v\u00e0 b\u00e1n m\u00e0 c\u00f2n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 to\u00e0n di\u1ec7n gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t r\u1ee7i ro v\u00e0 qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n \u0111a d\u1ea1ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd t\u1eadp trung v\u00e0o c\u00e1c ch\u1ee9c n\u0103ng li\u00ean quan c\u1ee7a n\u1ec1n t\u1ea3ng giao d\u1ecbch WMAX v\u00e0 kh\u00e1m ph\u00e1 c\u00e1ch n\u00f3 c\u00f3 th\u1ec3 gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0ng, b\u1ea1c v\u00e0 kim lo\u1ea1i qu\u00fd b\u1ea3o v\u1ec7 v\u1ed1n t\u1ed1t h\u01a1n v\u00e0 t\u1ed1i \u01b0u h\u00f3a danh m\u1ee5c \u0111\u1ea7u t\u01b0 trong c\u00e1c th\u1ecb tr\u01b0\u1eddng \u0111\u1ea7y bi\u1ebfn \u0111\u1ed9ng.<\/p>\n

Ph\u1ea7n th\u1ee9 nh\u1ea5t: N\u1ec1n t\u1ea3ng c\u1ee7a vi\u1ec7c ki\u1ec3m so\u00e1t r\u1ee7i ro \u1edf c\u1ea5p \u0111\u1ed9 t\u00e0i kho\u1ea3n\u2014Qu\u1ea3n l\u00fd \u0111\u00f2n b\u1ea9y v\u00e0 b\u1ea3o v\u1ec7 qu\u1ef9<\/p>\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong qu\u1ea3n l\u00fd r\u1ee7i ro b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c ki\u1ec3m so\u00e1t ch\u00ednh t\u00e0i kho\u1ea3n. N\u1ec1n t\u1ea3ng WMAX cung c\u1ea5p m\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n nh\u01b0ng quan tr\u1ecdng \u1edf c\u1ea5p \u0111\u1ed9 t\u00e0i kho\u1ea3n.<\/p>\n

L\u1ef1a ch\u1ecdn \u0111\u00f2n b\u1ea9y linh ho\u1ea1t v\u00e0 gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c<\/strong><\/p>\n

\u0110\u00f2n b\u1ea9y l\u00e0 con dao hai l\u01b0\u1ee1i. N\u1ec1n t\u1ea3ng WMAX th\u01b0\u1eddng cho ph\u00e9p c\u00e1c nh\u00e0 giao d\u1ecbch ch\u1ecdn t\u1ef7 l\u1ec7 \u0111\u00f2n b\u1ea9y c\u1ee7a ri\u00eang h\u1ecd tr\u01b0\u1edbc khi m\u1edf m\u1ed9t v\u1ecb th\u1ebf, v\u00ed d\u1ee5: t\u1eeb 1:1 \u0111\u1ebfn 1:500 (t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i t\u00e0i kho\u1ea3n v\u00e0 c\u00e1c y\u00eau c\u1ea7u ph\u00e1p l\u00fd). \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch th\u00edch ph\u00e2n b\u1ed5 \u1ed5n \u0111\u1ecbnh, h\u1ecd c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u00f2n b\u1ea9y th\u1ea5p \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro do bi\u1ebfn \u0111\u1ed9ng \u0111\u01a1n v\u1ecb g\u00e2y ra; trong khi \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 kinh doanh ch\u00eanh l\u1ec7ch gi\u00e1 ng\u1eafn h\u1ea1n, h\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u00f2n b\u1ea9y cao h\u01a1n m\u1ed9t c\u00e1ch v\u1eeba ph\u1ea3i. Giao di\u1ec7n n\u1ec1n t\u1ea3ng s\u1ebd hi\u1ec3n th\u1ecb \"k\u00fd qu\u1ef9 \u0111\u00e3 s\u1eed d\u1ee5ng\", \"k\u00fd qu\u1ef9 kh\u1ea3 d\u1ee5ng\" v\u00e0 \"t\u1ef7 l\u1ec7 k\u00fd qu\u1ef9\" c\u1ee7a t\u00e0i kho\u1ea3n hi\u1ec7n t\u1ea1i theo th\u1eddi gian th\u1ef1c. Khi t\u1ef7 l\u1ec7 k\u00fd qu\u1ef9 th\u1ea5p h\u01a1n \u0111\u01b0\u1eddng c\u1ea3nh b\u00e1o, h\u1ec7 th\u1ed1ng s\u1ebd \u0111\u01b0a ra th\u00f4ng b\u00e1o nh\u1eafc nh\u1edf nh\u00e0 giao d\u1ecbch c\u00f3 bi\u1ec7n ph\u00e1p x\u1eed l\u00fd k\u1ecbp th\u1eddi.<\/p>\n

C\u01a1 ch\u1ebf b\u1ea3o v\u1ec7 s\u1ed1 d\u01b0 \u00e2m<\/strong><\/p>\n

Trong \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t (ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ef1 c\u1ed1 \u0111\u1ed9t ng\u1ed9t tr\u00ean th\u1ecb tr\u01b0\u1eddng kim lo\u1ea1i qu\u00fd), m\u1ed9t s\u1ed1 nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi r\u1ee7i ro thanh l\u00fd v\u1ecb th\u1ebf c\u1ee7a m\u00ecnh. N\u1ebfu n\u1ec1n t\u1ea3ng WMAX cung c\u1ea5p t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 s\u1ed1 d\u01b0 \u00e2m, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, kho\u1ea3n l\u1ed7 t\u1ed1i \u0111a c\u1ee7a nh\u00e0 giao d\u1ecbch s\u1ebd kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 t\u1ed5ng s\u1ed1 ti\u1ec1n g\u1eedi trong t\u00e0i kho\u1ea3n c\u1ee7a anh ta. C\u01a1 ch\u1ebf n\u00e0y cung c\u1ea5p cho c\u00e1c nh\u00e0 giao d\u1ecbch m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt th\u1ea5p nh\u1ea5t \u0111\u1ec3 h\u1ecd kh\u00f4ng c\u1ea7n lo l\u1eafng v\u1ec1 vi\u1ec7c ph\u00e1t sinh th\u00eam n\u1ee3 do c\u00e1c s\u1ef1 ki\u1ec7n thi\u00ean nga \u0111en tr\u00ean th\u1ecb tr\u01b0\u1eddng, \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 b\u00ecnh t\u0129nh h\u01a1n th\u1ef1c hi\u1ec7n chi\u1ebfn l\u01b0\u1ee3c ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n \u0111\u00e3 thi\u1ebft l\u1eadp.<\/p>\n

Ph\u1ea7n 2: Tinh ch\u1ec9nh ki\u1ec3m so\u00e1t v\u1ecb th\u1ebf - \u0111\u1ecbnh l\u01b0\u1ee3ng r\u1ee7i ro t\u1eeb giao d\u1ecbch \u0111\u01a1n l\u1ebb \u0111\u1ebfn giao d\u1ecbch t\u1ed5ng th\u1ec3<\/p>\n

Qu\u1ea3n l\u00fd r\u1ee7i ro hi\u1ec7u qu\u1ea3 \u0111\u00f2i h\u1ecfi ph\u1ea3i \u0111\u1ecbnh l\u01b0\u1ee3ng r\u1ee7i ro c\u1ee7a m\u1ed7i giao d\u1ecbch. C\u00e1c c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi n\u1ec1n t\u1ea3ng WMAX c\u00f3 th\u1ec3 gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau n\u00e0y.<\/p>\n

M\u1ee9c d\u1eebng l\u1ed7 c\u1ed1 \u0111\u1ecbnh so v\u1edbi m\u1ee9c d\u1eebng l\u1ed7 ph\u1ea7n tr\u0103m<\/strong><\/p>\n

Khi m\u1edf m\u1ed9t v\u1ecb th\u1ebf, nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u1ee9c n\u0103ng d\u1eebng l\u1ed7 c\u1ee7a WMAX \u0111\u1ec3 \u0111\u1eb7t s\u1ed1 ti\u1ec1n l\u1ed7 c\u1ee5 th\u1ec3 (v\u00ed d\u1ee5: m\u1ee9c l\u1ed7 t\u1ed1i \u0111a cho giao d\u1ecbch v\u00e0ng n\u00e0y l\u00e0 200 USD) ho\u1eb7c \u0111\u1eb7t m\u1ee9c d\u1eebng l\u1ed7 theo t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m so v\u1edbi gi\u00e1 v\u00e0o l\u1ec7nh. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f3a r\u1ee7i ro c\u1ee7a m\u1ed7i giao d\u1ecbch trong ph\u1ea1m vi c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c, ph\u00f9 h\u1ee3p v\u1edbi nguy\u00ean t\u1eafc ki\u1ec3m so\u00e1t r\u1ee7i ro c\u1ed5 \u0111i\u1ec3n l\u00e0 \"r\u1ee7i ro c\u1ee7a m\u1ed7i giao d\u1ecbch kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 1% -2% t\u1ed5ng s\u1ed1 ti\u1ec1n\". N\u1ec1n t\u1ea3ng s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u00ednh to\u00e1n v\u00e0 hi\u1ec3n th\u1ecb kho\u1ea3n l\u1ed7 ti\u1ec1m n\u0103ng sau khi \u0111\u1eb7t m\u1ee9c d\u1eebng l\u1ed7, cho ph\u00e9p c\u00e1c nh\u00e0 giao d\u1ecbch hi\u1ec3u r\u00f5 r\u1ee7i ro trong nh\u00e1y m\u1eaft.<\/p>\n

T\u00ednh to\u00e1n v\u1ecb tr\u00ed \u0111\u1ed9ng d\u1ef1a tr\u00ean s\u1ef1 bi\u1ebfn \u0111\u1ed9ng<\/strong><\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch cao c\u1ea5p, s\u1ebd r\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb n\u1ebfu n\u1ec1n t\u1ea3ng WMAX t\u00edch h\u1ee3p ch\u1ec9 b\u00e1o ATR (Ph\u1ea1m vi trung b\u00ecnh th\u1ef1c). Nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 suy ra k\u00edch th\u01b0\u1edbc v\u1ecb th\u1ebf h\u1ee3p l\u00fd d\u1ef1a tr\u00ean gi\u00e1 tr\u1ecb ATR hi\u1ec7n t\u1ea1i c\u1ee7a v\u00e0ng ho\u1eb7c b\u1ea1c. V\u00ed d\u1ee5: n\u1ebfu ATR c\u1ee7a v\u00e0ng cho th\u1ea5y s\u1ef1 bi\u1ebfn \u0111\u1ed9ng trung b\u00ecnh h\u00e0ng ng\u00e0y l\u1edbn, th\u00ec s\u1ed1 l\u01b0\u1ee3ng l\u00f4 giao d\u1ecbch s\u1ebd gi\u1ea3m t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 khi g\u1eb7p bi\u1ebfn \u0111\u1ed9ng ng\u01b0\u1ee3c, m\u1ee9c l\u1ed7 v\u1eabn n\u1eb1m trong ph\u1ea1m vi \u0111\u1eb7t tr\u01b0\u1edbc. Ph\u01b0\u01a1ng ph\u00e1p li\u00ean k\u1ebft c\u00e1c v\u1ecb th\u1ebf v\u1edbi s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a th\u1ecb tr\u01b0\u1eddng n\u00e0y l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n chuy\u00ean nghi\u1ec7p.<\/p>\n

T\u00f3m t\u1eaft l\u00e3i l\u1ed7 v\u00e0 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n r\u1ee7i ro<\/strong><\/p>\n

Ph\u1ea7n ph\u1ee5 tr\u1ee3 giao d\u1ecbch c\u1ee7a WMAX th\u01b0\u1eddng cung c\u1ea5p m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n r\u00f5 r\u00e0ng t\u00f3m t\u1eaft l\u00e3i v\u00e0 l\u1ed7 th\u1ea3 n\u1ed5i, t\u1ef7 l\u1ec7 k\u00fd qu\u1ef9 chi\u1ebfm d\u1ee5ng v\u00e0 r\u1ee7i ro t\u1ed5ng th\u1ec3 c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c v\u1ecb th\u1ebf. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch giao d\u1ecbch nhi\u1ec1u kim lo\u1ea1i qu\u00fd nh\u01b0 v\u00e0ng, b\u1ea1c v\u00e0 b\u1ea1ch kim c\u00f9ng l\u00fac, b\u1ea3ng th\u00f4ng tin n\u00e0y c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb tr\u1ef1c quan m\u1ee9c \u0111\u1ed9 r\u1ee7i ro t\u1ed5ng th\u1ec3 c\u1ee7a danh m\u1ee5c \u0111\u1ea7u t\u01b0 c\u1ee7a h\u1ecd v\u00e0 gi\u00fap h\u1ecd x\u00e1c \u0111\u1ecbnh li\u1ec7u c\u00f3 r\u1ee7i ro t\u1eadp trung qu\u00e1 m\u1ee9c v\u00e0o m\u1ed9t lo\u1ea1i t\u00e0i s\u1ea3n nh\u1ea5t \u0111\u1ecbnh hay kh\u00f4ng.<\/p>\n

Ph\u1ea7n 3: C\u00f4ng c\u1ee5 ph\u00e2n b\u1ed5 \u0111a d\u1ea1ng \u2013 x\u00e2y d\u1ef1ng danh m\u1ee5c kim lo\u1ea1i qu\u00fd \u0111a d\u1ea1ng<\/p>\n

C\u1ed1t l\u00f5i c\u1ee7a vi\u1ec7c ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n l\u00e0 \u201ckh\u00f4ng b\u1ecf tr\u1ee9ng v\u00e0o m\u1ed9t gi\u1ecf\u201d. Trong l\u0129nh v\u1ef1c kim lo\u1ea1i qu\u00fd, c\u00e1c lo\u1ea1i kh\u00e1c nhau c\u0169ng c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m r\u1ee7i ro-l\u1ee3i nhu\u1eadn kh\u00e1c nhau.<\/p>\n

\"H\u00ecnh<\/p>\n

Giao d\u1ecbch b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t v\u00e0 ph\u00e2n t\u00edch t\u01b0\u01a1ng quan c\u1ee7a nhi\u1ec1u lo\u1ea1i<\/strong><\/p>\n

N\u1ec1n t\u1ea3ng WMAX th\u01b0\u1eddng h\u1ed7 tr\u1ee3 giao d\u1ecbch \u0111\u1ed3ng th\u1eddi nhi\u1ec1u lo\u1ea1i kim lo\u1ea1i qu\u00fd nh\u01b0 v\u00e0ng (XAU\/USD), b\u1ea1c (XAG\/USD), b\u1ea1ch kim (XPT\/USD) v\u00e0 palladium (XPD\/USD). Nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u l\u1ecbch s\u1eed ho\u1eb7c t\u00ednh n\u0103ng l\u1edbp ph\u1ee7 bi\u1ec3u \u0111\u1ed3 c\u1ee7a n\u1ec1n t\u1ea3ng \u0111\u1ec3 quan s\u00e1t m\u1ed1i t\u01b0\u01a1ng quan v\u1ec1 gi\u00e1 gi\u1eefa c\u00e1c kim lo\u1ea1i qu\u00fd kh\u00e1c nhau. V\u00ed d\u1ee5: khi t\u1ef7 l\u1ec7 v\u00e0ng-b\u1ea1c \u1edf m\u1ee9c cao nh\u1ea5t m\u1ecdi th\u1eddi \u0111\u1ea1i, c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 xem x\u00e9t chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng ng\u1eeba r\u1ee7i ro \u0111\u1ed1i v\u1edbi b\u1ea1c mua v\u00e0 v\u00e0ng b\u00e1n \u0111\u1ec3 \u0111\u1eb7t c\u01b0\u1ee3c v\u00e0o t\u1ef7 l\u1ec7 l\u1ee3i nhu\u1eadn. Ch\u1ee9c n\u0103ng bi\u1ec3u \u0111\u1ed3 nhi\u1ec1u c\u1eeda s\u1ed5 c\u1ee7a n\u1ec1n t\u1ea3ng WMAX t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho ki\u1ec3u ph\u00e2n t\u00edch n\u00e0y.<\/p>\n

\u00dd t\u01b0\u1edfng ph\u00e2n b\u1ed5 danh m\u1ee5c \u0111\u1ea7u t\u01b0 c\u1ee7a c\u00e1c t\u00e0i s\u1ea3n c\u00f3 t\u01b0\u01a1ng quan ngh\u1ecbch<\/strong><\/p>\n

M\u1eb7c d\u00f9 b\u1ea3n th\u00e2n WMAX l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng giao d\u1ecbch ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 c\u1ed1 v\u1ea5n \u0111\u1ea7u t\u01b0 nh\u01b0ng d\u00f2ng s\u1ea3n ph\u1ea9m m\u1edf r\u1ed9ng m\u00e0 n\u00f3 cung c\u1ea5p cho ph\u00e9p c\u00e1c nh\u00e0 giao d\u1ecbch x\u00e2y d\u1ef1ng danh m\u1ee5c \u0111\u1ea7u t\u01b0 ph\u00f2ng ng\u1eeba r\u1ee7i ro m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp. V\u00ed d\u1ee5: c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 gi\u1eef m\u1ed9t v\u1ecb th\u1ebf mua v\u00e0ng trong khi b\u00e1n kh\u1ed1ng ch\u1ec9 s\u1ed1 \u0111\u00f4 la M\u1ef9, v\u1ed1n c\u00f3 m\u1ed1i t\u01b0\u01a1ng quan ngh\u1ecbch v\u1edbi v\u00e0ng, th\u00f4ng qua WMAX (n\u1ebfu \u0111\u01b0\u1ee3c cung c\u1ea5p) ho\u1eb7c mua b\u1ea1c, bi\u1ebfn \u0111\u1ed9ng c\u00f9ng h\u01b0\u1edbng v\u1edbi v\u00e0ng, \u0111\u1ec3 \u0111a d\u1ea1ng h\u00f3a r\u1ee7i ro. Kh\u1ea3 n\u0103ng ho\u00e0n thi\u1ec7n nhi\u1ec1u c\u1ea5u h\u00ecnh s\u1ea3n ph\u1ea9m trong c\u00f9ng m\u1ed9t n\u1ec1n t\u1ea3ng gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a quy tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a vi\u1ec7c qu\u1ea3n l\u00fd \u0111a n\u1ec1n t\u1ea3ng.<\/p>\n

Ph\u1ea7n 4: Ph\u00e2n b\u1ed5 th\u1ee5 \u0111\u1ed9ng v\u00e0 n\u1eafm gi\u1eef d\u00e0i h\u1ea1n - qu\u1ea3n l\u00fd t\u00e1i \u0111\u1ea7u t\u01b0 v\u00e0 ki\u1ec3m so\u00e1t chi ph\u00ed<\/p>\n

Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c nh\u00e0 giao d\u1ecbch kim lo\u1ea1i qu\u00fd \u0111\u1ec1u l\u00e0 ng\u01b0\u1eddi giao d\u1ecbch trong ng\u00e0y. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch t\u1eadp trung v\u00e0o ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n trung v\u00e0 d\u00e0i h\u1ea1n, chi ph\u00ed n\u1eafm gi\u1eef l\u00e0 y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 b\u1ecf qua.<\/p>\n

T\u00ednh minh b\u1ea1ch c\u1ee7a l\u00e3i su\u1ea5t qua \u0111\u00eam (ho\u00e1n \u0111\u1ed5i)<\/strong><\/p>\n

Gi\u1eef v\u1ecb th\u1ebf v\u00e0ng ho\u1eb7c b\u1ea1c tr\u00ean n\u1ec1n t\u1ea3ng WMAX qua \u0111\u00eam s\u1ebd t\u1ea1o ra l\u00e3i su\u1ea5t qua \u0111\u00eam t\u01b0\u01a1ng \u1ee9ng (Swap). N\u1ec1n t\u1ea3ng n\u00ean li\u1ec7t k\u00ea r\u00f5 r\u00e0ng l\u00e3i su\u1ea5t qua \u0111\u00eam cho c\u00e1c l\u1ec7nh mua v\u00e0 b\u00e1n cho t\u1eebng s\u1ea3n ph\u1ea9m. \u0110\u1ed1i v\u1edbi nh\u1eefng nh\u00e0 giao d\u1ecbch c\u00f3 \u00fd \u0111\u1ecbnh n\u1eafm gi\u1eef l\u00e2u d\u00e0i, h\u1ecd c\u00f3 th\u1ec3 ch\u1ecdn h\u01b0\u1edbng tr\u1ea3 l\u00e3i qua \u0111\u00eam th\u1ea5p h\u01a1n ho\u1eb7c s\u1eed d\u1ee5ng \"t\u00e0i kho\u1ea3n H\u1ed3i gi\u00e1o\" (t\u00e0i kho\u1ea3n kh\u00f4ng l\u00e3i su\u1ea5t qua \u0111\u00eam) m\u00e0 n\u1ec1n t\u1ea3ng c\u00f3 th\u1ec3 cung c\u1ea5p \u0111\u1ec3 tr\u00e1nh chi ph\u00ed n\u00e0y, \u0111\u1ec3 ti\u1ebfn h\u00e0nh ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n thu\u1ea7n t\u00fay h\u01a1n.<\/p>\n

H\u1ed7 tr\u1ee3 t\u1ef1 \u0111\u1ed9ng cho vi\u1ec7c gia h\u1ea1n h\u1ee3p \u0111\u1ed3ng t\u01b0\u01a1ng lai<\/strong><\/p>\n

N\u1ebfu WMAX cung c\u1ea5p giao d\u1ecbch t\u01b0\u01a1ng lai kim lo\u1ea1i qu\u00fd th\u00ec ho\u1ea1t \u0111\u1ed9ng gia h\u1ea1n tr\u01b0\u1edbc khi h\u1ee3p \u0111\u1ed3ng h\u1ebft h\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u1ec1n t\u1ea3ng n\u00e0y th\u01b0\u1eddng th\u00f4ng b\u00e1o tr\u01b0\u1edbc ng\u00e0y h\u1ebft h\u1ea1n h\u1ee3p \u0111\u1ed3ng v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 gia h\u1ea1n b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t ho\u1eb7c gia h\u1ea1n t\u1ef1 \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y tr\u00e1nh nguy c\u01a1 bu\u1ed9c ph\u1ea3i \u0111\u00f3ng c\u00e1c v\u1ecb th\u1ebf do nh\u00e0 giao d\u1ecbch qu\u00ean di chuy\u1ec3n v\u1ecb th\u1ebf theo c\u00e1ch th\u1ee7 c\u00f4ng v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh li\u00ean t\u1ee5c c\u1ee7a c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ph\u00e2n b\u1ed5 d\u00e0i h\u1ea1n.<\/p>\n

Ph\u1ea7n 5: Quy\u1ebft \u0111\u1ecbnh c\u1ea5u h\u00ecnh d\u1ef1a tr\u00ean d\u1eef li\u1ec7u\u2014B\u00e1o c\u00e1o ph\u00e2n t\u00edch v\u00e0 ki\u1ec3m tra ng\u01b0\u1ee3c<\/p>\n

Ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n khoa h\u1ecdc kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi kh\u1ecfi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a d\u1eef li\u1ec7u v\u00e0 l\u1ecbch s\u1eed.<\/p>\n

B\u00e1o c\u00e1o t\u00e0i kho\u1ea3n v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t<\/strong><\/p>\n

N\u1ec1n t\u1ea3ng WMAX s\u1ebd t\u1ea1o b\u00e1o c\u00e1o t\u00e0i kho\u1ea3n chi ti\u1ebft h\u00e0ng th\u00e1ng ho\u1eb7c h\u00e0ng qu\u00fd, bao g\u1ed3m t\u1ea5t c\u1ea3 h\u1ed3 s\u01a1 giao d\u1ecbch, th\u1ed1ng k\u00ea l\u00e3i l\u1ed7, t\u1ef7 l\u1ec7 th\u1eafng, t\u1ef7 l\u1ec7 r\u00fat ti\u1ec1n t\u1ed1i \u0111a v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 ho\u1ea1t \u0111\u1ed9ng ch\u00ednh kh\u00e1c. Nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u n\u00e0y \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u00e1ch quan xem chi\u1ebfn l\u01b0\u1ee3c ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n hi\u1ec7n t\u1ea1i c\u1ee7a h\u1ecd c\u00f3 hi\u1ec7u qu\u1ea3 hay kh\u00f4ng, x\u00e1c \u0111\u1ecbnh c\u00e1c li\u00ean k\u1ebft ph\u00e2n b\u1ed5 d\u1eabn \u0111\u1ebfn thua l\u1ed7 v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c \u0111i\u1ec1u ch\u1ec9nh c\u00f3 m\u1ee5c ti\u00eau.<\/p>\n

M\u00f4i tr\u01b0\u1eddng ki\u1ec3m tra l\u1ea1i chi\u1ebfn l\u01b0\u1ee3c<\/strong><\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch mu\u1ed1n x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh ph\u00e2n b\u1ed5 \u0111\u1ecbnh l\u01b0\u1ee3ng, n\u1ec1n t\u1ea3ng WMAX s\u1ebd v\u00f4 c\u00f9ng gi\u00e1 tr\u1ecb n\u1ebfu n\u00f3 h\u1ed7 tr\u1ee3 xu\u1ea5t d\u1eef li\u1ec7u l\u1ecbch s\u1eed ho\u1eb7c tr\u00ecnh th\u1eed nghi\u1ec7m chi\u1ebfn l\u01b0\u1ee3c t\u00edch h\u1ee3p. C\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 \u0111\u01b0a chi\u1ebfn l\u01b0\u1ee3c ph\u00e2n b\u1ed5 \u0111a d\u1ea1ng c\u1ee7a h\u1ecd (v\u00ed d\u1ee5: 60% v\u00e0ng + 40% b\u1ea1c, t\u00e1i c\u00e2n b\u1eb1ng h\u00e0ng th\u00e1ng) v\u00e0o th\u1ecb tr\u01b0\u1eddng l\u1ecbch s\u1eed \u0111\u1ec3 th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng v\u00e0 quan s\u00e1t hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 trong chu k\u1ef3 t\u0103ng v\u00e0 gi\u1ea3m trong m\u01b0\u1eddi n\u0103m qua. Lo\u1ea1i x\u00e1c minh d\u1ef1a tr\u00ean d\u1eef li\u1ec7u n\u00e0y \u0111\u00e1ng tin c\u1eady h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c \u0111\u1ecbnh c\u1ea5u h\u00ecnh b\u1eb1ng c\u1ea3m nh\u1eadn.<\/p>\n

T\u00f3m l\u1ea1i<\/strong><\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0ng, b\u1ea1c v\u00e0 kim lo\u1ea1i qu\u00fd trong [th\u1ecb tr\u01b0\u1eddng m\u1ee5c ti\u00eau], nh\u1eefng g\u00ec n\u1ec1n t\u1ea3ng giao d\u1ecbch WMAX cung c\u1ea5p l\u00e0 m\u1ed9t h\u1ed9p c\u00f4ng c\u1ee5 ho\u00e0n ch\u1ec9nh t\u1eeb b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n \u0111\u1ebfn ki\u1ec3m so\u00e1t v\u1ecb th\u1ebf, t\u1eeb ph\u00e2n b\u1ed5 \u0111a d\u1ea1ng \u0111\u1ebfn ph\u00e2n t\u00edch d\u1eef li\u1ec7u. N\u00f3 khuy\u1ebfn kh\u00edch c\u00e1c nh\u00e0 giao d\u1ecbch chuy\u1ec3n t\u1eeb t\u01b0 duy \"\u0111o\u00e1n t\u0103ng gi\u1ea3m\" \u0111\u01a1n gi\u1ea3n sang khu\u00f4n kh\u1ed5 ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n v\u00e0 qu\u1ea3n l\u00fd r\u1ee7i ro c\u00f3 h\u1ec7 th\u1ed1ng v\u00e0 khoa h\u1ecdc h\u01a1n.<\/p>\n

Tuy nhi\u00ean, c\u00f4ng c\u1ee5 v\u1eabn l\u00e0 c\u00f4ng c\u1ee5. Cho d\u00f9 n\u1ec1n t\u1ea3ng c\u00f3 ti\u00ean ti\u1ebfn \u0111\u1ebfn \u0111\u00e2u, n\u00f3 c\u0169ng kh\u00f4ng th\u1ec3 thay th\u1ebf nh\u1eadn th\u1ee9c v\u00e0 k\u1ef7 lu\u1eadt ki\u1ec3m so\u00e1t r\u1ee7i ro c\u1ee7a ch\u00ednh nh\u00e0 giao d\u1ecbch. S\u1eed d\u1ee5ng h\u1ee3p l\u00fd c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c nhau c\u1ee7a WMAX, x\u00e2y d\u1ef1ng k\u1ebf ho\u1ea1ch ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n \u0111\u00e1p \u1ee9ng kh\u1ea3 n\u0103ng ch\u1ecbu r\u1ee7i ro c\u1ee7a ri\u00eang b\u1ea1n v\u00e0 th\u1ef1c hi\u1ec7n nghi\u00eam t\u00fac k\u1ebf ho\u1ea1ch \u0111\u00f3 l\u00e0 c\u00e1ch l\u00e2u d\u00e0i \u0111\u1ec3 v\u01b0\u1ee3t qua chu k\u1ef3 t\u0103ng v\u00e0 gi\u1ea3m c\u1ee7a th\u1ecb tr\u01b0\u1eddng kim lo\u1ea1i qu\u00fd. Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u giao d\u1ecbch, h\u00e3y \u0111\u1ea3m b\u1ea3o b\u1ea1n hi\u1ec3u \u0111\u1ea7y \u0111\u1ee7 c\u00e1c quy t\u1eafc c\u1ee7a n\u1ec1n t\u1ea3ng v\u00e0 c\u00e1c r\u1ee7i ro li\u00ean quan.<\/p>","protected":false},"excerpt":{"rendered":"

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0ng v\u00e0 b\u1ea1c chuy\u1ec3n t\u1eeb vi\u1ec7c \u0111o\u00e1n xu h\u01b0\u1edbng t\u0103ng gi\u1ea3m sang ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n c\u00f3 h\u1ec7 th\u1ed1ng? B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t v\u00e0 ph\u00e2n b\u1ed5 r\u1ee7i ro c\u1ee7a n\u1ec1n t\u1ea3ng giao d\u1ecbch kim lo\u1ea1i qu\u00fd: gi\u00e1m s\u00e1t \u0111\u00f2n b\u1ea9y theo th\u1eddi gian th\u1ef1c v\u00e0 b\u1ea3o v\u1ec7 s\u1ed1 d\u01b0 \u00e2m \u0111\u1ec3 b\u1ea3o v\u1ec7 l\u1ee3i nhu\u1eadn c\u1ee7a t\u00e0i kho\u1ea3n, d\u1eebng l\u1ed7 v\u00e0 t\u00ednh to\u00e1n v\u1ecb th\u1ebf \u0111\u1ed9ng ATR \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n r\u1ee7i ro, l\u00e3i v\u00e0 l\u1ed7 \u0111\u01a1n l\u1ebb v\u00e0 ph\u00f2ng ng\u1eeba r\u1ee7i ro \u0111a d\u1ea1ng (bao g\u1ed3m ch\u00eanh l\u1ec7ch t\u1ef7 l\u1ec7 v\u00e0ng-b\u1ea1c) \u0111\u1ec3 \u0111a d\u1ea1ng h\u00f3a r\u1ee7i ro danh m\u1ee5c \u0111\u1ea7u t\u01b0 v\u00e0 d\u1ef1a v\u00e0o t\u00ednh minh b\u1ea1ch l\u00e3i su\u1ea5t qua \u0111\u00eam, ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t t\u00e0i kho\u1ea3n v\u00e0 ki\u1ec3m tra l\u1ea1i chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch b\u1ea3o v\u1ec7 v\u1ed1n v\u00e0 t\u1ed1i \u01b0u h\u00f3a danh m\u1ee5c \u0111\u1ea7u t\u01b0 trong chu k\u1ef3 t\u0103ng v\u00e0 gi\u1ea3m.<\/p>","protected":false},"author":1,"featured_media":10969,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[122],"tags":[1574,273,1573],"class_list":["post-10968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-1574","tag-273","tag-1573"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/comments?post=10968"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10968\/revisions"}],"predecessor-version":[{"id":10971,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10968\/revisions\/10971"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/10969"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=10968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=10968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=10968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}