Email Alerts
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AT&T sued over NSA wiretaps
A class-action lawsuit has been filed against AT&T by the Electronic Frontier Foundation (EFF), charging the carrier violated the law by assisting in the National Security Agency's controversial wiretap program. News
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VoIP protocol insecurity
Like many Internet protocols, SIP was designed with simplicity, not security, in mind. And, although H.323 was created to meet broader goals, security issues have plagued it as well. Expert Lisa Phifer examines some of the vulnerabilities in this tip... Tip
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VoIP could hide botnets
The Communications Research Network (CRN) says that VoIP networks could conceal botnets -- thousands of remotely-controlled computers sometimes called bots or zombie computers. News
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Is VoIP a friend to hackers?
According to industry experts, Skype and Vonage could provide a means for cyber criminals to send spam and launch attacks that cripple websites. Proprietary technology and encrypted data traffic is not carefully monitored, the attackers will be able... News
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Five VoIP security recommendations
Before beginning a successful VoIP rollout across your organization, there are several things you should consider. Tip
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Lawmakers crack down on phone record brokers
Federal lawmakers wasted little time last week responding to the growing black-market traffic in stolen private wireless and wireline telephone records, introducing legislation to criminalize the practice. The bill will make it a felony offense to ob... News
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Delay with VLANs
When deploying VoIP in a LAN network with the IP phone and PC running in a single cable, is delay affected by the number of VLANs for the IP phones? Can I use as many VLANs I want or is it better to keep it to a minimum? How about IP phones located ... Ask the Expert
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Getting around VoIP ports
I am among the 25,000 citizens that live in Qatar in the area where Qtel has blocked the VoIP ports. All of us lost VoIP connections -- no Vonage, no Skype. Question is very simple -- in practical terms, can a workaround be found (for every lock the... Ask the Expert
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ENUM: the key to VoIP directory assistance?
With so many VoIP, cell and other telecom service providers, how are you going to find the person's phone number you are looking for? The answer could be ENUM (TElephone NUMber Mapping) . News
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A new way to think about IT budgets: Convergence!
Network traffic is converging; network equipment is converging. IT departments are converging, so what about budgets? Budgets should be treated like large implementation projects. Each department should be involved from day one. VoIP/IPT is one area ... Article