Cisco Signaling Interface H.323 Manuale utente

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Cisco H.323 Signaling Interface User

Guide

Cisco HSI Release 4.1

November 2007

Text Part Number: OL-4806-01 Rev. A14

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Cisco H.323 Signaling Interface User Guide

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iii

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

CONTENTS

Preface 13

Document Objectives 13

Audience 13

System Administrator 13

System Operator 14

System Technician 14

Document Organization 14

Document Conventions 15

Related Documentation 17

Obtaining Documentation 17

World Wide Web 17

Documentation CD-ROM 17

Ordering Documentation 18

Documentation Feedback 18

Obtaining Technical Assistance 18

Cisco.com 18

Technical Assistance Center 19

Cisco TAC Web Site 19

Cisco TAC Escalation Center 20

CHAPTER

1Cisco H.323 Signaling Interface Overview 1

Introduction 1

Cisco HSI Overview 1

PGW 2200 2

IP Network 2

Cisco HSI System Description 2

OAM Subsystem 3

Call Control Subsystem 3

RUDP 4

RADVision H.323 4

Contents

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

E-ISUP 4

New Features in Cisco HSI Release 4.1 4

Operational Environment 4

Hardware Requirements 4

Software Requirements 5

Security 5

Cisco HSI Recovery 5

Cisco HSI System Limitations 5

CHAPTER

2Installing and Configuring Cisco HSI Software 1

Introduction 1

Hardware and Software Requirements 1

Installing the Operating System 1

Installing the Cisco HSI 2

Before You Start 2

Configuring Groups and Users 2

Cisco HSI Installation Information 3

Installing Cisco HSI 5

Installing Multiple Cisco HSIs in a Redundant PGW 2200 Configuration 10

Dual HSI Example Configuration Script 11

Starting the Cisco HSI 11

Stopping the Cisco HSI 12

Configuring the Cisco HSI 12

Upgrading the Cisco HSI 12

Removing the Cisco HSI 13

CHAPTER

3Provisioning the Cisco HSI 1

Introduction 1

Cisco HSI Configuration 1

MML Configuration Commands 2

Introduction to MML Command Operation for HSI 3

Initiating an MML Session to Enable DTMF on the HSI 3

Verifying the Configuration 3

Reverting to the Base Configuration 4

System Configuration Data 4

Static System Data 4

Changing Static System Data 7

Dynamic System Data 8

Contents

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

H.323 Stack Configuration 10

Nonprovisionable Data 11

MML Provisionable Data 11

H.323 System Parameters 11

Q.931 Parameters 11

RAS Parameters 13

H.245 Parameters 15

Codec Selection 18

Quick Reference for Important Parameters 18

HSI Feature Configuration 22

Asymmetric Codec Treatment 23

Empty Capability Set 23

H.323 Hairpin 23

T.38 Fax 24

Configuring T.38 Fax on the Cisco PSTN Gateway 24

Configuring T.38 Fax on a Cisco IOS H.323 Gateway 24

Configuring T.38 Fax on a Cisco IOS MGCP Gateway 24

HSI INFORMATION Message Support 24

HSI Support for Tech Prefixes 25

Configuring Clear Channel on the Cisco HSI 25

Configuring G.726 on the Cisco HSI 27

Configuring G.729 Annex and G.729 Annex B 31

CHAPTER

4Managing the Cisco HSI 1

Introduction 1

Restarting the Cisco HSI Application 1

Stopping Call Processing 1

Starting Call Processing 2

Stopping the Call Processing Application 2

Starting the Call Processing Application 2

Reporting the Cisco HSI Status 2

Measurements 2

System-Related Measurements 2

Call-Related Measurements 3

Resetting Measurements 6

Retrieving Counters 6

Overload 6

Overload Level 1 7

Contents

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

Overload Level 2 7

Overload Level 3 7

Setting Overload Data 8

Retrieving Overload Data 8

Logging 9

Rotating Log Files 9

Convention for Naming the Log File 9

Log File Location 9

Log Messages 10

Log Message Packages 10

Logging Levels 10

Setting Logging Levels 11

RADVision Logging 11

Gapping 11

Setting Gapping 11

Retrieving Call Gapping Data 12

CHAPTER

5Troubleshooting Cisco HSI Alarms 1

Introduction 1

Alarms Overview 1

Debounce 1

Alarm Severity Levels 1

Retrieving and Reporting Alarms 2

Informational Event Requirements 2

SNMP Trap Types 2

Retrieving Alarm Messages 3

Noncontinuous Mode 3

Continuous Mode 3

Acknowledging and Clearing Alarms 4

Alarms List 5

Troubleshooting 6

H323_STACK_FAILURE 6

Description 6

Severity Level and Trap Type 6

Cause 6

Troubleshooting 6

CONFIGURATION_FAILURE 6

Description 6

Severity Level and Trap Type 6

Contents

vii

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

Cause 7

Troubleshooting 7

EISUP_PATH_FAILURE 7

Description 7

Severity Level and Trap Type 7

Cause 7

Troubleshooting 7

GATEKEEPER_INTERFACE_FAILURE 8

GENERAL_PROCESS_FAILURE 8

Description 8

Severity Level and Trap Type 8

Cause 8

Troubleshooting 8

IP_LINK_FAILURE 8

Description 8

Severity Level and Trap Type 8

Cause 8

Troubleshooting 9

LOW_DISK_SPACE 9

Description 9

Severity Level and Trap Type 9

Cause 9

Troubleshooting 9

OVERLOAD_LEVEL3 9

Description 9

Severity Level and Trap Type 9

Cause 10

Troubleshooting 10

VSC_FAILURE 10

Description 10

Severity Level and Trap Type 10

Cause 10

Troubleshooting 10

OVERLOAD_LEVEL2 11

Description 11

Severity Level and Trap Type 11

Cause 11

Troubleshooting 11

CONFIG_CHANGE 11

Description 11

Contents

viii

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

Severity Level and Trap Type 11

Cause 11

Troubleshooting 11

ENDPOINT_CALL_CONTROL_INTERFACE_FAILURE 12

Description 12

Severity Level and Trap Type 12

Cause 12

Troubleshooting 12

ENDPOINT_CHANNEL_INTERFACE_FAILURE 12

Description 12

Severity Level and Trap Type 12

Cause 12

Troubleshooting 12

GAPPED_CALL_NORMAL 13

Description 13

Severity Level and Trap Type 13

Cause 13

Troubleshooting 13

GAPPED_CALL_PRIORITY 13

Description 13

Severity Level and Trap Type 13

Cause 13

Troubleshooting 14

OVERLOAD_LEVEL1 14

Description 14

Severity Level and Trap Type 14

Cause 14

Troubleshooting 14

PROVISIONING_INACTIVITY_TIMEOUT 14

Description 14

Severity Level and Trap Type 14

Cause 15

Troubleshooting 15

PROVISIONING_SESSION_TIMEOUT 15

Description 15

Severity Level and Trap Type 15

Cause 15

Troubleshooting 15

STOP_CALL_PROCESSING 15

Description 15

Contents

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

Severity Level and Trap Type 15

Cause 15

Troubleshooting 16

Detailed Logging 16

APPENDIX

AMML User Interface and Command Reference 1

Introduction 1

Starting an MML Command Session in the Cisco HSI 1

MML Commands 2

MML Command Syntax 2

MML Command Conventions 2

Case Sensitivity 3

Starting an MML Session 3

Batch Files 4

Creating a Batch File 4

Starting a Batch File 4

MML Responses 5

Status Messages 5

Error Messages 6

MML Help 6

Quitting an MML Session 6

MML Command Reference 7

ack-alm 8

clr-alm 9

clr-meas 9

diaglog 10

h11

help 11

prov-add 13

prov-cpy 14

prov-dlt 15

prov-ed 16

prov-exp 17

prov-rtrv 18

prov-sta 20

prov-stp 21

quit 23

Contents

Cisco H.323 Signaling Interface User Guide

OL-4806-01 Rev. A14

radlog 23

restart-softw 24

rtrv-alms 25

rtrv-calls 26

rtrv-ctr 26

rtrv-dest 27

rtrv-gapping 28

rtrv-log 28

rtrv-mml 29

rtrv-ne 30

rtrv-ne-health 30

rtrv-overload 31

rtrv-softw 32

set-dest-state 33

set-gapping 34

set-log 35

set-overload 36

sta-callproc 37

sta-softw 37

sta-trc 38

stp-call 39

stp-callproc 40

stp-softw 40

stp-trc 41

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