Which three characteristics are true of the ProtectLink Gateway product?（）

A . any-to-many communication model B . delivery of packets to the group interface that is closest to the sending device C . one-to-many communication model D . the same address for multiple devices in the group E . one-to-nearest communication model F . a unique IPV6 address for each device in the grou

A . latency must be kept below 150 ms B . latency is not a concern as long as jitter is kept below 30 ms C . voice packets do not require a specific type of queuing D . voice packets are rather small E . voice packets require TCP for rapid retransmission of dropped packets F . voice packets require a fairly constant bandwidth reserved for voice control traffic as well as forthe voice payload

A . TCP retransmits B . UDP priority C . Bursty D . Delay sensitive E . Greedy F . Drop sensitive

A .  RSVP itself provides bandwidth and delay guarantees. B .  For RSVP to be end-to-end， all devices must support RSVP. C .  RSVP reservations are maintained by a centralized reservations server. D .  An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.

A . The wires in each pair are wrapped around each other B . An insulating material covers each of the individual copper wires in it C . It comes in eight-pair wire bindles D . EMI and RFI cause only limited degradation to signals running over it E . It comes in seven categories F . IT has an external diameter of approximately 0 28 inche

A . It can support transactions B . Table contents are not saved if the server is restarted C . It cannot contain text or BLOB columns D . It can support foreign keys E . Each table is represented on disk as an.frm file F . Each table has a corresponding.MYI and .MYD file

A . A new switch has no VLANs configured. B . Connectivity between VLANs requires a Layer 3 device. C . VLANs typically decrease the number of collision domains. D . Each VLAN uses a separate address space. E . A switch maintains a separate bridging table for each VLAN. F . VLANs cannot span multiple switches.

A . much faster B . focused primarily on cost C . not constrained by formal RFP D . technology focused E . less educated F . influenced by peer

A . RSVP itself provides bandwidth and delay guarantees. B . For RSVP to be end-to-end, all devices must support RSVP. C . RSVP reservations are maintained by a centralized reservations server. D . An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.

A . It converges quickly. B . OSPF is a classful routing protocol. C . It uses cost to determine the best route. D . It uses the DUAL algorithm to determine the best route. E . OSPF routers send the complete routing table to all directly attached routers. F . OSPF routers discover neighbors before exchanging routing information.

A . IP precedence bits B . DSCP bits C . original port numbers D . DE bits E . source IP address F . destination IP addre

A . uses a default IOS metric of 10 on each interface B . uses an on - demand circuit to reduce the hello and LSA flooding across switched WAN li nks,such as ISDN C . uses a DIS and a backup DIS to present the psuedo - node on the LAN D . encapsulates PDUs directly into a data - link frame E . uses stubby areas to improve network scalability F . runs PRC (Partial Route Calculations) to calculate IP re achability informatio

A . An IPv6 address is 128 bits long. B . An IPv6 header contains the header checksum field. C . An IPv6 header is 20 bits long. D . An IPv6 header contains the next header field. E . IPv6 route rs send RA messages. F . An IPv6 header contains the protocol field.

A . It is an unrestricted procedure. B . It is valid in Enter Query mode. C . It invokes a form in a modal window. D . It can only invoke a form in Query Only mode. E . It enables you to start a new database session. F . It enables free navigation between all opened form sin an application.

A . It provides multiprotocol support. B . It provides improved availability, strong security, and business continuance measures. C . It enables you to connect Cisco VSAN technology and DAS technology. D . It reduces cost and complexity by providing an easy transition to evolving technologies. E . It allows you to create separate networks on the VSAN. F . It allows you to migrate to new technologies without a complete equipment upgrade.

A . can be used over analog circuits B . maps Layer 2 to Layer 3 address C . encapsulates several routed protocols D . supports IP only E . provides error correctio

A . Within an AS, all routers must run either BGP or IBGP. B . An AS uses exterior gatew ay protocols (EGPs) to exchange information with other autonomous systems. C . An AS is a group of routers under the same technical administration. D . Within an AS, routes learned through BGP can be redistributed using interior gateway protocols. E . Wi thin an AS, routes learned through an interior protocol cannot be redistributed using BGP to other autonomous systems.

A .  basic security options B .  simple network configuration C .  advanced network configuration D .  integrated solutions E .  advanced security options F .  point product

A . IP precedence bits B . DSCP bits C . original port numbers D . DE bits E . source IP address F . destination IP addre

A . focusing on becoming more efficient B . wanting greater connectivity for customers C . requesting convergence of voice and data D . providing a customer with a basic up-to-date website E . needing rapid secure access to customer history, data, or buying behavior

A . TCP retransmits B . benign C . greedy D . drop sensitive E . smooth F . delay insensitive

A . can be used over analog circuits B . maps Layer 2 to Layer 3 address C . encapsulates several routed protocols D . supports IP only E . provides error correctio