Network ++ Chapter 9 – Flashcards
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3 bits
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The Priority Code Point field in a frame consists of how many bits?
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User Agent Client
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When using SIP, what term is used to describe end-user devices, which may include workstations, tablet computers, smartphones, or IP phones?
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MGC (media gateway controller)
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In order for gateways to exchange and translate signaling and control information with each other so that voice and video packets are properly routed through a network, what intermediate device is needed?
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expedited forwarding
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When using DiffServ, what type of forwarding utilizes a minimum departure rate from a given node, which is then assigned to each data stream?
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5060
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A server running the SIP protocol listens on what TCP/UDP port for unsecured communications?
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H.323 gateway
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Which element of H.323 is a device that provides translation between network devices running the H.323 signaling protocols and devices running other types of signaling protocols?
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H.225.0 Call Signaling
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Which element of H.323 is a device that provides translation between network devices running the H.323 signaling protocols and devices running other types of signaling protocols?
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SS7
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On circuit switched portions of a PSTN, what set of standards established by the ITU is used to handle call signaling?
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runts
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Packets that are smaller than a medium's minimum packet size are known by what term below?
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99.99%
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A highly available server is available what percentage of the time?
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PCI-DSS (Payment Card Industry Data Security) -Standard is a proprietary information security standard for organizations that handle branded credit cards from the major card
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What security standard below was created to protect credit card data and transactions, requiring network segmentation as part of security controls?
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True
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Most UNIX and Linux desktop operating systems provide a GUI application for easily viewing and filtering the information in system logs.
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True
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CALEA requires telecommunications carriers and equipment manufacturers to provide for surveillance capabilities.
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True
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The SNMP version 3 protocol introduces authentication, validation, and encryption for messages exchanged between devices and the network management console.
