"237850"^^ . "Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA) pat\u0159\u00ED v po\u010D\u00EDta\u010Dov\u00FDch s\u00EDt\u00EDch do t\u0159\u00EDdy protokol\u016F ozna\u010Dovan\u00FDch jako metody s v\u00EDcen\u00E1sobn\u00FDm p\u0159\u00EDstupem a naslouch\u00E1n\u00EDm nosn\u00E9 (CSMA). Jejich charakteristikou je, \u017Ee p\u0159ed za\u010D\u00E1tkem vys\u00EDl\u00E1n\u00ED paketu stanice ur\u010Dit\u00FD \u010Das poslouch\u00E1, zda je p\u0159enosov\u00E9 m\u00E9dium voln\u00E9. Pokud ano, m\u016F\u017Ee zah\u00E1jit vys\u00EDl\u00E1n\u00ED. V opa\u010Dn\u00E9m p\u0159\u00EDpad\u011B \u010Dek\u00E1 na konec pr\u00E1v\u011B prob\u00EDhaj\u00EDc\u00EDho vys\u00EDl\u00E1n\u00ED.Protokoly skupiny CSMA/CA na rozd\u00EDl od CSMA/CD nezji\u0161\u0165uj\u00ED v\u00FDskyt koliz\u00ED (sou\u010Dasn\u00E9ho vys\u00EDl\u00E1n\u00ED v\u00EDce stanic). Jednotliv\u00E9 varianty se od sebe m\u00EDrn\u011B odli\u0161uj\u00ED. V CSMA/CA protokolu pou\u017Eit\u00E9m v s\u00EDti LocalTalk stanice p\u0159i voln\u00E9m m\u00E9diu nejprve ohl\u00E1s\u00ED ostatn\u00EDm, \u017Ee bude vys\u00EDlat a m\u00E9dium si tak \u201Ezamluv\u00ED\u201C. N\u00E1sledn\u011B odvys\u00EDl\u00E1 datov\u00FD r\u00E1mec. Bezdr\u00E1tov\u00E9 s\u00EDt\u011B standardu 802.11 pou\u017E\u00EDvaj\u00ED jin\u00FD p\u0159\u00EDstup \u2212 zde stanice p\u0159i voln\u00E9m m\u00E9diu po\u010Dk\u00E1 n\u00E1hodn\u011B zvolenou dobu a pokud do t\u00E9 doby neobsad\u00ED m\u00E9dium n\u011Bkdo jin\u00FD, odvys\u00EDl\u00E1 datov\u00FD r\u00E1mec a n\u00E1sledn\u011B \u010Dek\u00E1 na jeho potvrzen\u00ED."@cs . . . . . "19"^^ . . . . . "Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA) pat\u0159\u00ED v po\u010D\u00EDta\u010Dov\u00FDch s\u00EDt\u00EDch do t\u0159\u00EDdy protokol\u016F ozna\u010Dovan\u00FDch jako metody s v\u00EDcen\u00E1sobn\u00FDm p\u0159\u00EDstupem a naslouch\u00E1n\u00EDm nosn\u00E9 (CSMA). Jejich charakteristikou je, \u017Ee p\u0159ed za\u010D\u00E1tkem vys\u00EDl\u00E1n\u00ED paketu stanice ur\u010Dit\u00FD \u010Das poslouch\u00E1, zda je p\u0159enosov\u00E9 m\u00E9dium voln\u00E9. Pokud ano, m\u016F\u017Ee zah\u00E1jit vys\u00EDl\u00E1n\u00ED."@cs . . "CSMA/CA"@cs . . "CSMA/CA"@cs . . . . . . . . "3725"^^ . . . . . "12338063"^^ . .