Справочник Пользователя для 3com drums version 4.3

Table of Contents

Part I. Introduction to 3Com VCX IP Telecommuting Module ............................................................................. i

1. Introduction to 3Com VCX IP Telecommuting Module .................................................................................1
2. Installing 3Com VCX IP Telecommuting Module..........................................................................................5
3. Configuring 3Com VCX IP Telecommuting Module ...................................................................................13

Part II. How To..........................................................................................................................................................20

4. How To Configure SIP...................................................................................................................................21

Part III. Description of 3Com VCX IP Telecommuting Module Settings............................................................35

5. The Serial Console ........................................................................................................................................36
6. Basic Configuration .......................................................................................................................................42
7. Network Configuration ..................................................................................................................................60
8. SIP Services...................................................................................................................................................69
9. SIP Traffic......................................................................................................................................................82
10. Administration .............................................................................................................................................87
11. Logging........................................................................................................................................................98
12. Failover ......................................................................................................................................................112
13. Tools ..........................................................................................................................................................118
14. Firewall and Client Configuration .............................................................................................................121

Part IV. Appendices ................................................................................................................................................124

A. More About SIP..........................................................................................................................................125
B. Troubleshooting ..........................................................................................................................................127
C. Lists of Reserved Ports, ICMP Types and Codes, and Internet Protocols ..................................................130
D. Definitions of terms ....................................................................................................................................140
E. License Conditions......................................................................................................................................147
F. Obtaining Support for Your 3Com Products ...............................................................................................162

Index .........................................................................................................................................................................165