Slide Voip

Bµi tiÓu luËn T×m hiÓu m¹ng VOIP Survery about voice over internet protocol Sinh viªn: Ph¹m TuÊn Anh Líp: 45K1 §T-VT

T×m hiÓu m¹ng VOIP ,[object Object],[object Object]

VOIP lµ g×? ,[object Object],[object Object]

II.VOIP ®îc hiÓu nh thÕ nµo? ,[object Object],[object Object]

III. C¸c kiÓu kÕt nèi sö dông Voip ,[object Object],[object Object],[object Object]

3.2. M« h×nh computer to phone ,[object Object],[object Object]

3.3 M« h×nh Phone to Phone ,[object Object],[object Object]

3.3 M« h×nh Phone to Phone ,[object Object]

III. C¸c kiÓu kÕt nèi sö dông Voip ,[object Object],[object Object],[object Object],[object Object]

I V . C¸c thµnh phÇn trong m¹ng VoIP ,[object Object],[object Object],[object Object],[object Object],[object Object]

I V . C¸c thµnh phÇn trong m¹ng VoIP ,[object Object],[object Object],[object Object],[object Object]

V. C¸c giao thøc cña VoIP (VoIP protocols) ,[object Object],[object Object],[object Object],[object Object],[object Object]

V. C¸c giao thøc cña VoIP (VoIP protocols) ,[object Object],[object Object]

5.2.1 Bé giao thøc H.323 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

5.2.1 Bé giao thøc H.323 ,[object Object],[object Object],[object Object]

5.2.2 Bé giao thøc SIP ,[object Object]

5.2.2 Bé giao thøc SIP ,[object Object],[object Object],[object Object]

5.2.2 Bé giao thøc SIP ,[object Object],[object Object]

VI.Ph¬ng thøc lµm viÖc cña VOIP ,[object Object],[object Object],[object Object]

6.2 Sè ho¸ tÝn hiÖu analog ,[object Object]

LÊy mÉu (Sampling) ,[object Object]

Lîng tö ho¸ (Quantization) ,[object Object]

M· hãa (Encoding) ,[object Object]

NÐn giäng nãi(Voice Compression) ,[object Object],[object Object]

Packeti( Bad Link & Word ) voice ,[object Object]

VII. HÖ thèng thiÕt bÞ dïng trong m¹ng VOIP ,[object Object]

7.1 §iÖn tho¹i SIP d¹ng phÇn mÒm ,[object Object],§iÖn tho¹i b»ng phÇn mÒm 3CX

7.2 §iÖn tho¹i VOIP qua USB ,[object Object],§iÖn tho¹i USB

7.3 §iÖn tho¹i SIP b»ng phÇn cøng ,[object Object],§iÖn tho¹i SIP d¹ng phÇn cøng

7.4 Sö dông ®iÖn tho¹i t¬ng tù víi bé chuyÓn ®æi ATA ,[object Object],Bé chuyÓn ®æi ATA

IP PBX tÝch hîp víi m¹ng ,[object Object],[object Object],C¸ch m¸y IP PBX tÝch hîp víi m¹ng vµ c¸ch nã sö dông ®êng PSTN hoÆc Internet ®Ó kÕt nèi cuéc gäi Bé kÕt nèi mét hÖ thèng PBX/§iÖn tho¹i truyÒn thèng víi m¹ng IP

7.6 VÝ dô vÒ phiªn gäi SIP gi÷a 2 ®iÖn tho¹i ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

VIII. TÝnh b¶o mËt cña VoIP ,[object Object]

IX. Híng kh¾c phôc vµ biÖn ph¸p gi¶i quyÕt ,[object Object],[object Object],[object Object],[object Object],[object Object]

X. Tæng kÕt ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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