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4 ip packet parameters – Comtech EF Data CDM-750 User Manual

Page 196

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CDM-750 Advanced High-Speed Trunking Modem

Revision 2

Serial-based Remote Product Management

MN-CDM750

7–16

7.5.4

IP Packet Parameters

Parameter

Type

Command

(Instruction

& Qualifier)

Number of

Arguments

Description of Arguments

Response to

Command

Query

(Instruction &

Qualifier)

Response to Query

Payload
Compression

EPC=

1 byte, value
of 0 thru 3

Command or Query.
Enable or Disable Payload Compression and Decompression in the form x, where:

0 = Disable Decompression, Disable Compression
1 = Disable Decompression, Enable Compression

2 = Enable Decompression, Disable Compression
3 = Enable Decompression, Enable Compression


Example: EPC=1 (selects decompression off and compression on)

EPC=
EPC?

EPC*
EPC#

EPC?

EPC=x
(see Description of

Arguments)

Compression

Stats All

N/A

21 byte

Query only.

Returns all compression statistics in the form x.xE+xx:x.xE+xx:xx:xx, where:
x.xE+xx = The total number of bytes into the compressor
x.xE+xx = The total number of bytes out of the compressor

xx = 00-99 The percent savings or compression efficiency
xx = 00-99 The last 10 seconds percent savings or compression efficiency


Each parameter is separated by a colon.

Example: CSA=2.0E+03:1.0E+03:50:50

NOTE: If the Compression Option Card is not present then all numeric fields display "X"


Example: CSA=X.XE+XX:X.XE+XX:XX:XX (Indicates card not present)

N/A

CSA?

CSA=

x.xE+xx:x.xE+xx:xx:x
x

DeComp

Stats All

N/A

21 byte

Query only.

Returns all decompression statistics in the form x.xE+xx:x.xE+xx:xx:xx, where:
x.xE+xx = The total number of bytes into the decompressor

x.xE+xx = The total number of bytes out of the decompressor
xx = 00-99 The percent savings or decompression efficiency

xx = 00-99 The last 10 second percent savings or decompression efficiency

Each parameter is separated by a colon.

Example: DSA=2.0E+03:1.0E+03:50:50

If the Decompression Option Card is not present then all numeric fields display "X"
Example: DSA=X.XE+XX:X.XE+XX:XX:XX (Indicates card not present)

N/A

DSA?

DSA=

x.xE+xx:x.xE+xx:xx:x
x

Clear

Compression
Statistics

CCS=

None

Command only.

Clear Compression Statistics.

Example: CCS=

CCS=

CCS?
CCS*
CCS#

N/A

N/A

Clear De-

compression
Statistics

CDS=

None

Command Only.

Clear Decompression Statistics.

Example: CDS=

CDS=

CDS?
CDS*

CDS#

N/A

N/A