Register

Dec.

Function & Description

Default

 

0, 2

Hang up.

 

 

 

1, 3

Fall back to an async connection.

 

 

4, 6

Attempt MNP mode. If MNP fails, hang up.

 

 

5, 7

Attempt MNP mode. If MNP fails, fallback to async

 

 

 

connection..

 

S37=

 

Desired DCE speed (line speed).

000

 

0

Maximum modem speed.

 

 

2

Attempt 1200/75 bps connection.

 

 

3

Attempt a 300 bps connection.

 

 

5

Attempt a 1200 bps connection.

 

 

6

Attempt a 2400 bps connection.

 

 

7

Attempt a 4800 bps connection.

 

 

8

Attempt a 7200 bps connection.

 

 

9

Attempt a 9600 bps connection.

 

 

10

Attempt a 12000 bps connection.

 

 

11

Attempt a 14400 bps connection.

 

 

12

Attempt a 16800 bps connection.

 

 

13

Attempt a 19200 bps connection.

 

 

14

Attempt a 21600 bps connection.

 

 

15

Attempt a 24000 bps connection.

 

 

16

Attempt a 26400 bps connection.

 

 

17

Attempt a 28800 bps connection.

 

 

18

Attempt a 31200 bps connection.

 

 

19

Attempt a 33600 bps connection.

 

S38=

 

56K Dial Line Rate Options. Set to maximum downstream

001

 

 

speed at which the modem attempts to connect.

 

 

0

56K disabled.

 

 

1

56K enabled. Auto speed selection, max modem speed.

 

 

2

32000 bps

 

 

 

3

34000 bps

 

 

 

4

36000 bps

 

 

 

5

38000 bps

 

 

 

6

40000 bps

 

 

 

7

42000 bps

 

 

 

8

44000 bps

 

 

 

9

46000 bps

 

 

 

10

48000 bps

 

 

 

11

50000 bps

 

 

 

12

52000 bps

 

 

 

13

54000 bps

 

 

 

14

56000 bps

 

 

S48=

7, 128

LAPM error control and feature negotiation.

 

 

 

S48=7

Negotiation enabled

 

 

 

S48=128

Negotiation disabled. Force

 

 

 

 

immediate fallback options

 

 

 

 

specified in S36

 

 

 

S36=0 or 2, and S48=7

 

 

 

LAPM or hang up

 

 

 

S36=0 or 2 and S48= 128

 

28 Status Registers & Result Codes

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ZyXEL Communications 3356P-LAN user manual Register Dec Function & Description Default