Tag Archives: cisco

Security Guide for Cisco Unity Connection

Preventing Toll Fraud in Cisco Unity Connection 8.x In this chapter, you will find a description of toll fraud—a potential security issue in any organization. You will also find information that may help you to develop preventive measures, and best practices to avoid toll fraud. See the following sections: •Using Restriction Tables to Help Prevent Toll…
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Echoes of Y2K: a '512K' Internet Limit Approaches

Network engineers are buzzing this week as the Internet outgrows some of its gear. Internet providers, corporations and universities all rely on a common map of routes to send emails, videos and everything else on the Web where it's supposed to go. That Internet atlas has thickened, and some of the machines that read it…
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Internet routers hitting 512K limit, some become unreliable

From performance issues at hosting provider Liquid Web to outages at eBay and LastPass, large networks and websites suffered a series of disruptions and outages on Tuesday. Some Internet engineers are blaming the disruptions on a novel technical issue that impacts older Internet routers. At the heart of the issue, the growth of routable networks…
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