环境污染责任的抗辩事由不包括（）。A．不可抗力的自然灾害B．受害人自己过错C．第三人的故意或者过失D

A. Features such as UplinkFast and BackboneFast are compatible with RSTP.

B. An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.

C. Cisco proprietary enhancements are not transparent.

D. Information about port roles is sent to all switches.

E. RSTPs that are based on Cisco products require no additional configuration.

A.Delivering information about changes in health benefit enrollment to all personnel

B.Enabling online collaboration among research personnel

C.Enabling an interactive virtual classroom for sales personnel in remote locations

D.Delivering a strategic business update from the CEO to all personnel

A.potentialforoutsourcingtheITstaff

B.provisionofanout-of-bandmanagementarchiteture

C.threatmitigation

D.reductioninnetworkdowntime

A. Implement threshold monitoring using RMON.

B. Implement monitoring using SNMP or RMON.

C. Poll and record specific SNMP MIB objects from the device.

D. Verify that SNMP MIB is supported in the relevant core device.

A.offersarapidreturnoninvestment

B.telecommuting

C.multiplenetworkconnections

D.legalmandates

A.3

B.4

C.5

D.6

A. Cisco is focusing on Cisco Validated Designs as a means to driving integrated networks.

B. Cisco is focusing on the PIN architecture as a means to driving integrated networks.

C. The Cisco PIN architecture is a critical mechanism for supporting integrated markets because it can be implemented quickly.

D. The Cisco Validated Designs program provides critical mechanisms for supporting integrated markets because the mechanisms can be implemented quickly.

E. Cisco Validated Designs can be implemented quickly without customer input.

A.identifyingandassessingcustomerbusinessrequirements

B.documentingandcategorizingcustomerbusinessrequirementsintermsofperformance，availability，capacityandsecurity

C.producingadocumentedtechnologystrategy

D.creatingabillofmaterials

E.presentingdocumentedbusinessrequirementstoacustomerandhavingthecustomervalidatethem

F.completingasitesurvey

A.ItperformsswitchingdecisionsandforwardingfortheVEM

B.Itcanberunonavirtualmachine

C.ItcanbeusedforremoteVEMswitchingIinecards

A. start LDP

B. enable CEF switching

C. configure the MPLS ID

D. disable IP TTL propagation

E. configure conditional label advertising

F. enable label switching on frame mode interfaces