LTIF

PPSN PROTOCOL INTERFACE

INDICATES:

The type of Protocol Interface associated with a Public Packet Switched Network (PPSN) Service.

DATE:

7/21/2005

BILLING:

CRIS and CABS

APPLICATIONS:

Public Packet Switched Network (PPSN)

SECTION - POSITION

EXAMPLES

S&E - FL

I1   @@H/CLS QSHX.123456..NJ
     /DTN 732 555-1234/LTIF A

        or

I1   @@H/CLS QSHX.123456..NJ
     /DTN 732 555-1234/LTIF X LP

FID RULES/CONSTRAINTS:
  1. FID floats on access line (speed) USOC logical line.
  2. T, F, and X order types prohibited for Access Service applications.

REFERENCES:
  1. Refer to GR-301-CORE, Public Packet Switched Network Generic Requirements (PPSNGR) and TR-TSY-000926, Public Packet Switched Network X.32 Interface Requirements for additional information.

SECTION - POSITION

APPEARANCE

MODE

MIN

MAX

S&E - FL

Required

Alphabetic

1

4

Element: 1

Protocol Type

Appearance

Mode

Min

Max

Series

Range

Required

Alphabetic

1

1

No

No

Code Set:
CodeMeaning
AAsynchronous
DX.32
EX.75
HInteractive Terminal Host Interface (ITHT) - Modem Setting 113
LLink Access Procedure - Balanced (LAPB)
MSystem Network Architecture (SNA)/Synchronous Data Link Control (SDLC) Multihost
PSystem Network Architecture (SNA)/Synchronous Data Link Control (SDLC) Transparent
UEnd User Interactive Terminal Interface (EITI) - Modem Setting 108
XX.25

Element: 2

Access Procedure

Appearance

Mode

Min

Max

Series

Range

Optional

Alphabetic

2

2

No

No

Code Set:
CodeMeaning
LELink Access Procedure Enhanced
LPLink Access Procedure
LBLink Access Procedure Balanced
USAccess Procedure Not Set

Element Rules:
Required when Element 1 Code Set is specified as E or X.
Prohibited when Element 1 Code Set is specified as H or U.

No.

Element Combination

Series

Separator

1.

1

No

2.

1 SP 2

No


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, R

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

C,T, R

-

-

CRIS

CABS

Data Retention

Yes

Yes

Printed on CSR

Yes

Yes


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



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