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  ISDN Telephone Cross Reference – AT&T / Lucent Technologies

 

 

 

 

This table lists discontinued AT&T/Lucent Technologies ISDN telephones,
cross-referenced to these equivalent Tone Commander models.
 

 

 

Discontinued
Model

Number
of
Buttons

 

Recommended
Tone Commander
Replacement
(click link for photo)

Number
of
Buttons

Product Details

  AT&T/Lucent 8503T


3

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  AT&T/Lucent 8510


10

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  AT&T/Lucent ISDN-10


10

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  AT&T 6504T


10

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  AT&T 7505


10

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  AT&T 7506


10

 

6210T
8610T
8810T

10
10
10

6210
8610
8810

  Lucent 970SV


12

 

6210T-6002TA
8610T-8002TA
8810T-8002TA
6220T-6002TA
8620T-8002TA

10
10
10
20
20

6210
8610
8810
6220
8620
 
6002TA
8002TA

  Lucent 970UV


12

 

6210U-6002TA
8610U-8002TA
8810U-8002TA
6220U-6002TA
8620U-8002TA

10
10
10
20
20

6210
8610
8810
6220
8620
 
6002TA
8002TA

  AT&T/Lucent NI-14T


14

  6210T
8610T
8810T
6220T
8620T

10
10
10
20
20

6210
8610
8810
6220
8620

  AT&T/Lucent NI-14U


14

  6210U
8610U
8810U
6220U
8620U

10
10
10
20
20

6210
8610
8810
6220
8620

  Lucent i2021


16

 

6210T
8610T
8810T
6220T
8620T

10
10
10
20
20

6210
8610
8810
6220
8620

  AT&T/Lucent 8520


20

 

8810T
6220T
8620T
8810T-8030X

10
20
20
40

8810
6220
8620
 
8030X

  AT&T/Lucent 8528


28

 

8810T
6220T
8620T
6210T-6030X
8610T-8030X
8810T-8030X

10
20
20
40
40
40

8810
6220
8620
6210
8610
 
6030X
8030X

  AT&T 6508T


29

  6220T
8620T
6210T-6030X
8610T-8030X
8810T-8030X

20
20
40
40
40

6220
8620
6210
8610
8810
 
6030X
8030X

  AT&T 7507


30

  6220T
8620T
6210T-6030X
8610T-8030X
8810T-8030X

20
20
40
40
40

6220
8620
6210
8610
8810
 
6030X
8030X

  Lucent i2022


32

 

6220T
8620T
6210T-6030X
8610T-8030X
8810T-8030X
6220T-6030X
8620T-8030X

20
20
40
40
40
50
50

6220
8620
6210
8610
8810
6220
8620
 
6030X
8030X

  AT&T/Lucent NI-35T


35

  6210T-6030X
8610T-8030X
8810T-8030X

40
40
40

6210
8610
8810
 
6030X
8030X

  AT&T/Lucent NI-35U


35

  6210U-6030X
8610U-8030X
8810U-8030X

40
40
40

6210
8610
8810
 
6030X
8030X

Other cross reference tables are available for phones manufactured by Cortelco, Fujitsu, Lodestar, Nortel, Siemens, and Telrad.