單項選擇題

In Frame Relay， FECN messages indicating congestion are sent or received by which of following？（）

A.Sent by the destination
B.Received by the sender
C.Received by the destination
D.Sent by the sender

你可能感興趣的試題

Prior to 802.1w， Cisco implemented a number of proprietary enhancements to 802.1D to improve convergence in a Layer 2 network. Which statement is correct？（）

A.Only UplinkFast and BackboneFast are specified in 802.1w； PortFast must be manually configured.
B.Only PortFast is specified in 802.1w； UplinkFast and BackboneFast must be manually configured.
C.None of the proprietary Cisco enhancements are specified in 802.1w.
D.PortFast， UplinkFast， and BackboneFast are specified in 802.1w.

單項選擇題

A user has no network connectivity. A check of the associated port indicates that the interface is up， the line protocol is down. Which item would most likely cause this problem？（）

A.Speed mismatch
B.Incorrect encapsulation
C.MTU set too low
D.Duplex mismatch

In Frame Relay， FECN messages indicating congestion are sent or received by which of following？（）

你可能感興趣的試題

Prior to 802.1w， Cisco implemented a number of proprietary enhancements to 802.1D to improve convergence in a Layer 2 network. Which statement is correct？（）

A user has no network connectivity. A check of the associated port indicates that the interface is up， the line protocol is down. Which item would most likely cause this problem？（）

In Frame Relay， FECN messages indicating congestion are sent or received by which of following？（）

Prior to 802.1w， Cisco implemented a number of proprietary enhancements to 802.1D to improve convergence in a Layer 2 network. Which statement is correct？（）

A user has no network connectivity. A check of the associated port indicates that the interface is up， the line protocol is down. Which item would most likely cause this problem？（）