A.It means a data fie4d is blank

B.It indicates a break in a sequence

C.It indicates a value assigned by a network administrator to tag a route

D.It shows the ending of the script

A.It marks packets for end-to-end QoS policy enforcement across the network.

B.QoS group marking occurs on the ingress.

C.The QoS group numbering corresponds to priority level.

D.QoS group can be used in fabric QoS policy as match criteria.

E.It cannot be used with priority traffic class.

A.application profile

B.VRF

C.public community string for SNMP

D.interface with IP address 192.168.0.1

A.The routing policy is absent for this Cisco IOS XR eBGP instance.

B.The IPv4 address family configuration under neighbor configuration-mode must be removed.

C.The VPNv4 address family interferes with the 8GP IPv4 address family negotiations.

D.The TCP session parameters are not specified.

A.It is automatically disconnected when the BFD main interface is removed.

B.The status of the interface changes.

C.It is automatically disconnected when the BFD-configured subinterface is removed.

D.The IPv4 or IPv6 address configuration on the interface changes.