物业服务合同到期后，双方没有（)合同并继续履行合同的，视为合同自动延续。A．签署B．缔约C．解除D．解

A. local preference

B. MED

C. weight

D. or igin

E. next - hop

F. AS - path

A. Origin

B. Community

C. Local Preference

D. AS Path length

A. AS - path

B. next - hop

C. MED

D. weight

E. local preference

F. origin

A．IBGP

B．EBGP

C．CBGP

D．MBGP

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. 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. route selection

B. loop avoidance

C. determining equal cost paths for reachablilty

D. defining the application of other BGP attributes

A. show route bgp

B. show route extensive

C. show bgp attribute

D. show bgp neighbor

A. split horizon

B. the AS-path attribute

C. the BGP cluster ID attribute

D. the BGP originator ID attribute

A．LOCAL_ PREF

B． AGGREG ATOR

C． AS_Path

D． Weight