Forthefollowingports，whichportisoneverybridgeinaSpannin

单项选择题

For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）

A.root port
B.backup port
C.designated port
D.alternate port

相关考题

单项选择题 Whatarethe"boundIPaddresses"usedforinLDP？（）

单项选择题 WhentwobridgesarecompetingfortherootbridgeofanIEEE802.1Dspanningtreeandbothhavethesamebridgepriorityconfigured，whichparameterdeterminesthewinner？（）

单项选择题 Forthefollowingitems，whatisthemathematicalrelationshipbetweenthecommittedinformationrate（CIR），committedburst（Bc），andcommittedratemeasurementinterval（Tc）？（）

CCIE 415Q