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CONTENTS
ABOUT THIS GUIDE
Conventions 1
Related Documentation 3
Your Comments 4
VCX SYSTEM SECURITY
Overview 5
Commands 6
Firewall Configuration 7
Example Network Configuration 7
TCP Port Access 8
Back End Server Ports 8
RTP Port Range Calculations 9
UDP Port Range Calculations 9
Analog and Digital Gateway Ports 10
IP Messaging Ports 12
Passwords 12
SIP Invite Messages 12
SNMP 13
Voice Mail Access 13
INDEX