WSPS

WINDOW SIZE AND PACKET LEVEL SEQUENCING

INDICATES:

The Incoming and Outgoing Window Size and Packet Level Sequencing for a packet service on an Integrated Services Digital Network (ISDN) interface.

DATE:

12/22/2005

BILLING:

CRIS

APPLICATIONS:

EWSD, EWSP, ISDN BRI, Public Packet Switched Network (PPSN), TL1

SECTION - POSITION

EXAMPLES

S&E - FL

TL1
I1   @@H/CLS 10.QSZX.123456..NJ
     /DTN 732 555-1234/WSPS PLSQ.MOD128,
     IWS.10, OWS.8

EWSP
I1   @@H/CLS 10.QSZX.123456..NJ/DTN
     732 555-1234/DSNA 10.IBZX.234567..NJ
     WSPS MODU3.128, WSRCV.4, WSSND.4,
     WSMAX.9, DBITI.YES, DBITO.YES

EWSD, APS 12.0
I1   @@H/CLS 10.QSZX.123456..NJ/DTN
     732 555-1234/WSPS MODU3.M128SEQ,
     IWS.10, OWS.8, DBITI, DBITO

FID RULES/CONSTRAINTS:
  1. TL1
    When the values for incoming and outgoing window and packet size are not the default values (i.e., 2 and 128 respectively), the Throughput Class and Flow Negotiation (TFN) FID with code set FCPN (Flow Control Parameters Negotiation Allowed) must appear.

REFERENCES:
  1. TL1
    TR-NWT-000199, DNCT View, Keywords IWS, OWS, PLSQ.
  2. EWSP
    Siemens, Stromberg-Carlson, Book P303, CML ADX25, Keywords DBITI, DBITO, MODU3, WSRCV, WSSND, WSMAX.
  3. EWSD
    Siemens, Stromberg-Carlson, 0770-00010, Section 25, Keywords MODU3, WSSND, WSRCV, DBITO, DBITI; 1090-00010, Command EDIT PHPROF.

SECTION - POSITION

APPEARANCE

MODE

MIN

MAX

S&E - FL

Required

Alphanumeric

5

34

Element: 1

Packet Level Sequencing Attribute Name (TL1; EWSD, APS 12.0)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphanumeric

4

5

No

No

Code Set:
CodeMeaning
PLSQPacket Level Sequencing (TL1)
MODU3Packet Sequence Numbering (EWSD, APS 12.0)

Element: 2

Packet Level Sequencing Attribute Value (TL1; EWSD, APS 12.0)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphanumeric

4

7

2

No

Code Set:
CodeMeaning
MOD8Modulo 8 (TL1)
MOD128Modulo 128 (TL1)
M8SEQModulo 8 Sequencing (EWSD, APS 12.0)
M128SEQModulo 128 Sequencing (EWSD, APS 12.0)

Element Rules:
TL1
The switch default is MOD8.

Element: 3

Window Size Attribute Name (TL1; EWSD, APS 12.0)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

3

3

No

No

Code Set:
CodeMeaning
IWSIncoming Window Size
OWSOutgoing Window Size

Element: 4

Window Size Attribute Value (TL1; EWSD, APS 12.0)

Appearance

Mode

Min

Max

Series

Range

Optional

Numeric

1

3

No

No

Data Parameters:
1-127

Element Rules:
The switch default for IWS and OWS is 2.
TL1
When PLSQ equals MOD8, valid data parameters are 1-7.
When PLSQ equals MOD128, valid data parameters are 1-127.
EWSD, APS 12.0
When MODU3 equals M8SEQ, valid data parameters are 1-7.
When MODU3 equals M128SEQ, valid data parameters are 1-127.

Element: 5

D-Bit Modification Indicator (EWSD, APS 12.0)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

5

5

Yes

No

Code Set:
CodeMeaning
DBITOD-Bit Modification Outgoing
DBITID-Bit Modification Incoming

Element: 6

Packet Numbering Scheme for Layer 3 Indicator (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphanumeric

5

5

No

No

Code Set:
CodeMeaning
MODU3Packet Numbering Scheme for Layer 3

Element: 7

Packet Numbering Scheme for Layer 3 (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic or Numeric

1

6

No

No

Code Set:
CodeMeaning
8Modulo 8
128Modulo 128
EITHEREither

Element Rules:

The switch default is 8.

Element: 8

Default Window Size Identifier (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

5

5

No

No

Code Set:
CodeMeaning
WSRCVDefault window size from the DTE
WSSNDDefault window size to the DTE
WSMAXMaximum window size

Element: 9

Default Window Size (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Numeric

1

3

No

No

Data Parameters:
1-127

Element Rules:

The switch default for WSRCV and WSSND is 2.  The switch default for WSMAX is 7.

Element: 10

D-Bit Modification Indicator (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

5

5

No

No

Code Set:
CodeMeaning
DBITID-Bit Modification from the DTE
DBITOD-Bit Modification to the DTE

Element: 11

D-Bit Modification (EWSP)

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

2

3

No

No

Code Set:
CodeMeaning
NONo
YESYes

Element Rules:

The switch default for DBITI and DBITO is NO.

No.

Element Combination

Series

Separator

1.

1 . 2

No

2.

1 . 2 , SP [ 3 . 4 , SP ]

No

3.

1 . 2 , SP [ 3 . 4 , SP ] , SP 5

No

4.

1 . 2 , SP 5

No

5.

3 . 4

Yes

, SP

6.

[ 3 . 4 , SP ] , SP 5

No

7.

6 . 7

No

8.

6 . 7 , SP [ 8 . 9 , SP ]

No

9.

6 . 7 , SP [ 8 . 9 , SP ] , SP [ 10 . 11 , SP ]

No

10.

6 . 7 , SP [ 10 . 11 , SP ]

No

11.

8 . 9

Yes

, SP

12.

[ 8 . 9 , SP ] , SP [ 10 . 11 , SP ]

No

13.

10 . 11

Yes

, SP

ORDER TYPE/ACTION CODE/FID RELATIONSHIPS

Order Section - Position: S&E - FL

 

Order Type

N

T

F

D

C

R

X

P

A

Presence

O

O

O

O

O

O

O

P

P

Action Codes

I,E

I,E

O,D

O,D

I,O, C,T, D,E, M,X, R

I,O, C,T, D,E, M,X, R

I,O, C,T, R

-

-

CRIS

CABS

Data Retention

Yes

No

Printed on CSR

Yes

No


Note: Please refer to BR-751-000-150 for a complete description of a FID specification and its structure.



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