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Tool/Technology

Platform

Comments

2

0

0

8

2

0

0

9

2

0

1

0

 

 

 

Q1

Q2

Q3

Q4

Q1

Q2

Q3

Q4

Q1

Q2

Q3

Q4

PBX

Avaya
 

Traditional Voice

M

M 

M 

M 

M 

M 

M 

M 

M 

M 

M 

M 

911 Services

  

Traditional 911

I

 I 

 I 

 I 

 I 

I 

I 

I 

I 

I 

I 

I 

E-911

  

Enhanced 911

P

 P 

 P 

 P 

 I 

I 

I 

I 

I 

I 

I 

I 

Cellular Infrastructure

 

 

P

 P 

 P 

 P 

 P 

 P 

I 

I

I 

I 

I 

I 

VoIP H.323

  

Traditional Voice / Video Over IP

P

P 

 I 

 I 

I 

I 

I 

I 

M

M 

M 

M 

VoIP H.248

  

Gateway Control Protocol

R

R

R

R

 

 

 

 

 

 

 

 

VoIP SIP

  

Session Initiation Protocol

R

R

R

R

P

P

P 

P 

I 

I 

I 

I