SLS

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(Signaling Link Selector)
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== Description ==
 
== Description ==
 
Signaling Link Selector, 8 bits field selecting the link/linkset to transmit the message. This field was 5 bit long in before to ANSI96.
 
Signaling Link Selector, 8 bits field selecting the link/linkset to transmit the message. This field was 5 bit long in before to ANSI96.
== Signaling Link Selector ==
+
= Signaling Link Selector =
This field was initially 5 bits long, but was extended to 8 bits in ANSI96.
+
{| class="wikitable"
 +
|-
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! SLS lenght !! Variants !! Description
 +
|-
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| 4 bits || ITU,TTC,CHINA || The SLS is 4 bits wide
 +
|-
 +
| 5 bits|| ANSI || Prior to ANSI96, this bit is 5 bits wide
 +
|-
 +
| 8 bits|| ANSI96|| This field was extended to 8 bits in ANSI96
 +
|}
  
 +
==Example==
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=== ITU MTP3 SLS field ===
 
[[Image:SCCP_MTP3_SLS.png]]
 
[[Image:SCCP_MTP3_SLS.png]]
  
 
[[Category:Glossary]]
 
[[Category:Glossary]]

Revision as of 10:49, 7 May 2012

Contents

Description

Signaling Link Selector, 8 bits field selecting the link/linkset to transmit the message. This field was 5 bit long in before to ANSI96.

Signaling Link Selector

SLS lenght Variants Description
4 bits ITU,TTC,CHINA The SLS is 4 bits wide
5 bits ANSI Prior to ANSI96, this bit is 5 bits wide
8 bits ANSI96 This field was extended to 8 bits in ANSI96

Example

ITU MTP3 SLS field

SCCP MTP3 SLS.png

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