Tips

Tips

Voice and unified communications

  • VoIP protocols: Security vulnerabilities

    VoIP has risen as the next budget-saver technology for enterprise communications. However, VoIP also presents new targets for attacks, especially through the two standard protocols: H-323 and SIP. In this guide value-added resellers (VARs) and ...  Continue Reading

  • Citrix server and gateway integration for VoIP

    Systems integrators hoping to integrate Citrix servers and gateways for use with VoIP over a VPN should be aware of this strategy's potential problems. This tip analyzes some of those weaknesses, including call and performance degradation and how ...  Continue Reading

  • Calculating VoIP power requirements

    One of the challenges of implementing VoIP for systems integrators and networking consultants has long been insufficient power supplies. This tip offers advice for properly planning the power supply by budgeting for the number of devices as well as ...  Continue Reading

  • VoIP echo: cause and effect

    Echo can make conducting business over the phone difficult. When working with VoIP, preventing echo can be tricky. This tip pulls together a number of frequently asked questions about this phenomenon, as well as how to get rid of it.  Continue Reading

  • PBX to VoIP strategies

    The migration process from PBX to voice over IP (VoIP) can be a daunting one. Without a well thought-out long-term strategy, it can be an inefficient and overly expensive one. This tip provides two strategy suggestions for value-added resellers (...  Continue Reading

  • Cycling power with Power over Ethernet

    Cycling power to devices is made simpler with Power over Ethernet. Value-added resellers (VARs) and systems integrators can use this helpful tip to easily cycle power to many devices remotely.  Continue Reading

  • PBX to VoIP strategies -- The WAN factor

    Migrating a PBX system to VoIP over multiple sites can be difficult, especially when using WAN to support it. Systems integrators and value-added resellers (VARs) rolling out VoIP will find strategies that will keep their customers happy as well as ...  Continue Reading

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