TABLE OF CONTENTS

CHAPTER 1.

INTRODUCTION

1

CHAPTER 2.

INSTALLATION

2

CHAPTER 3.

LEASED LINE OPERATION

9

APPENDIX A.

AT COMMANDS

11

APPENDIX B.

RESULT CODES

24

APPENDIX C.

S REGISTERS

26

APPENDIX D.

CABLE PINS ASSIGNMENT

36

APPENDIX E.

SPECIFICATIONS

37

APPENDIX F.

APPLICATION EXAMPLES

39

APPENDIX G.

LED CONFIGURATION CHART FOR LEASED LINE

40