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Comtech EF Data CDM-625 User Manual

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CDM-625 Advanced Satellite Modem

Revision 15

Appendix D

MN-CDM625

D–44

Parameter

Type

Command

(Instruction

& Qualifier)

Number of

Arguments

Description of Arguments

Response to

Command

Query

(Instruction &

Qualifier)

Response to

Query

Drop & Insert

DNI=

51 bytes

Command or Query. (D&I only)

25 bytes of Drop information:

d= 24 channels (bytes) defining Timeslot locations

t= Drop type:

0=T1-D4, 1=T1-ESF, 2=E1-CCS, 3=E1-CAS, as DTY

25 bytes of Insert information:

i= 24 channels (bytes) defining Timeslot location

T= Insert type:

0=T1-D4, 1=T1-ESF, 2=E1-CCS, 3=E1-CAS) as ITY

Each Timeslot definition:

0= Unused

1-9 for timeslots 1–9, A=10, B=11, C=12, D=13…V=31.

z=timeslot zero

L= D&I Internal Loop

0 = OFF, 1 = ON

Example: DNI=123456789ABC0000000000003123456789ABC00000000000031

Drop channels 1–12 using timeslots 1–12, and unused channels 13–24. Same for Insert. E1-CAS, D&I types,

Internal Loop ON.

If framing is D&I and data rate is 1920 kbps and DNI Type is E1-CCS or E1-CAS, then channels cannot be

programmed (i.e. FIXED CHANNEL MODE).The DNI? response will display all ‘x’ in the time-slot positions.

DNI=

DNI?

DNI*

DNI#

DNI?

DNI?n

(where n = 0 to 9.

Returns the DNI

portion of 1 of 10

stored

configurations)

DNI=dddddddddddd

ddddddddddddtiiiiiiiiiii

iiiiiiiiiiiiiTL

(see Description of

Arguments)

(Returns current D&I

Configuration)

Drop & Insert

Configuration

(31 channels)

DIC=

67 bytes

Command or Query. (D&I++ only)

(Not available in 600/L Emulation mode)

31 channels of Drop Timeslot information: xx= spares

31 channels of Insert Timeslot information: xx= spares

Each Timeslot definition:

0= Unused

1-9 for timeslots 1–9,

A=10,

B=11,

C=12,

D=13, etc ………..V=31,

z=timeslot zero

L= D&I Internal Loop

0 = OFF, 1 = ON

Example:

DIC=123456789ABCDEFGHIJKLMNOPQRSTUVxx123456789ABCDEFGHIJKLMNOPQRSTUVxx0

Drop channels 1–32 using timeslots 1–31 and timeslot zero. Same for Insert. E1-CCS, Internal Loop Off.

DIC=

DIC?

DIC*

DIC#

DIC?

DIC=dddddddddddd

dddddddddddddddd

dddxxsssssssssssss

ssssssssssssssssss

xxL

(see Description of

Arguments)

DIC?n

Returns current DIC

Configuration,

where:

n = 0 to 9.

Returns the DIC

portion of 1 of 10

stored

configurations