Cisco Systems 1.3.0 Manuale Utente

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C-12
3
User
 Agent
 t
o
 User
 Agen
t:
 Bl
ind 
T
ransf
er
Figure C-39. User Agent to User Agent: Blind Transfer — Diagram 1
VOCAL User Agent
UA Marshal
1. INVITE
2. 100
VOCAL User Agent
3. INVITE
4. 180
5. 180
6. 200
7. 200
8. ACK
9. ACK
10. INVITE
11. 100
12. INVITE
13. 200
14. 200
15. ACK
VOCAL User Agent