Timing – RAD Data comm ASMi-52 User Manual

Page 24

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Chapter 1 Introduction

Installation and Operation Manual

1-8 Overview

ASMi-52 Ver. 2.5

Table 1-4. Possible Multiplexer Applications (Cont.)

CO/CPE

E1

Serial DTE

LAN

E1+Serial DTE

E1+LAN

Serial

DTE+LAN

E1↔E1 E1↔Serial DTE

E1↔LAN

E1↔E1+Serial

DTE

E1↔E1 E1↔Serial DTE

E1+LAN↔E1

E1↔E1

E1↔Serial DTE

E1↔E1+LAN

E1↔Serial

DTE+LAN

E1+LAN↔E1 E1+LAN↔E1

E1+LAN

E1+LAN↔

E1+LAN

Serial DTE↔E1

Serial DTE↔

Serial DTE

Serial

DTE↔LAN

Serial

DTE↔E1

Serial DTE

Serial DTE

Serial DTE+

LAN↔E1

Serial DTE↔E1

Serial DTE↔

Serial DTE

Serial DTE+

LAN↔E1

Serial DTE+

LAN↔E1

Serial

DTE+LAN

Serial DTE

+LAN↔Serial

DTE +LAN

DXC

DXC↔E1+

Serial DTE

DXC↔E1

+LAN

DXC↔Serial

DTE+LAN

LRS-24

LRS-24↔

E1+Serial DTE

LRS-24↔

E1+LAN

LRS-24↔Serial

DTE+LAN

Serial DTE = V.35, X.21, RS-530, IR-IP

The following are multiplexer conditions when working with the ASMi-52 unit:
• E1+Serial DTE can work as an ‘E1 port only’.
• E1+LAN can work as an ‘E1 port only’.
• LAN+Serial DTE can work as a ‘Serial DTE port only’.
• E1+Ethernet and Serial DTE+Ethernet can be configured as a single port only

(‘E1 only’ or ‘Serial DTE only’) while the Ethernet port operates as a
management port only.

ASMi-52 E1 or Serial DTE units with a LAN management port previously released
with software versions earlier than version 2.5 cannot operate as a multiplexer unit
(E1+LAN, Serial DTE+LAN) with version 2.5 due to hardware differences.

Timing

ASMi-52 supports three clock modes:
• Internal, derived from its internal oscillator (CO mode)
• External, supplied by the attached DTE

Note

Note

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