Introduction-to-Voice_over_Internet_Protocol.ppt

shabdrang 5 views 6 slides May 05, 2024
Slide 1
Slide 1 of 6
Slide 1
1
Slide 2
2
Slide 3
3
Slide 4
4
Slide 5
5
Slide 6
6

About This Presentation

Internet Telephony Basics


Slide Content

1
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
IP Internetwork
•IP is connectionless.
•IP provides multiple paths from source to
destination.

2
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
Major VoIP Protocols

3
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
VoIP Protocols and the OSI Model

4
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
Bandwidth Implications vs Codec

5
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
Sending Snap Shots
Required bandwidth is proportional to the bit rate.
Faster bit rate requires more Bandwidth.

6
© 2005 Cisco Systems, Inc. All rights reserved.
Cisco Public
IP Telephony
Live video Streaming : If Required
Band width = Frame Size * Frames/Second * Cameras
Tags