单项选择题
What does the protocol field inside the PPP frame indicate？（）
A.the protocol used to determine the authentication method
B.the protocol used to identify the data in the Information field
C.the protocol used to carry the PPP frame
D.the protocol used to decode the FCS field
E.the protocol used to detect the number of padding bytes
相关考题
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多项选择题
Whichthreeconfigurationoptionsareavailableforconfiguringthel2tp-classcommandinL2TPv3？（）
A.TCP port
B.authentication
C.IP DF bit
D.retransmit retries
E.sequencing
F.hostname -
单项选择题
WhichBGPattributecanbeusedtoinfluenceinboundtrafficflow？（）
A.cluster ID
B.Weight
C.MED
D.local preference
E.aggregate -
多项选择题
Whatarethetwobenefitsofgracefulrestart？（）
A.Graceful restart allows session information recovery without disruption to the network.
B.A node can perform a graceful restart to help a neighbor recover its state. The label bindings are kepton state information， which helps the failed node recover faster and does notaffect the current for wardtraffic.
C.Graceful restart allows a node to recover state from its neighbor when there is no RP or before thedevice undergoes SSO.
D.Graceful restart does not allow session information recovery.
E.During a graceful restart， the router removes any stale prefixes after a timer for stale entries expires
