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VCX SYSTEM SECURITY
Overview VCX V7000 IP Telephony Systems can be configured in a number of ways
that enhance system security.
3Com recommends that anyone who is going to configure a VCX system
read the latest updates on these items:
■ Advisories posted on the CERT/CC (Computer Emergency Response
Team/Coordination Center) web site: www.cert.org
■ The “Top 20” security risk descriptions on the SANS (SysAdmin, Audit,
Network, Security) web site: http://www.sans.org/top20/
■ Notices posted on the CVE (Common Vulnerabilities and Exposures
web site: http://www.cve.mitre.org/
This chapter contains security-related information on these topics:
■ Commands
■ Firewall Configuration
■ TCP Port Access
■ IP Messaging Ports
■ Passwords
■ SIP Invite Messages
■ SNMP
■ Voice Mail Access