Taking the threat out of IP voice
Once corporate users have tested voice over IP and proven that it works, they face one last hurdle: making sure it's secure.
But users who have taken the plunge into VoIP say they're not worried about security. "If you configure it properly and treat it as you would any other mission-critical server and application on the network, voice over IP is as secure as any other data," says Doug Haluza, director of engineering and new technologies at Lexent, a New York electrical services firm that has run VoIP on its corporate network since January 2002.
Analysts agree, saying that safeguarding VoIP comes down to typical procedures for ensuring the security of networked servers, applications and voice. But, special care is required when choosing firewalls, intrusion-detection systems (IDS) and other security tools.
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