单项选择题
Assume that the PEs are separated by Multiple P routers.How many labels should the ingress PE push for BPE functionality？（）
A.1
B.None
C.3
D.2
E.It depends on the numbers of hops between the ingress and egress PE
相关考题
-
单项选择题
WhichoptiondescribesabenefitsofIPv6VPNProviderEdge？（）
A.Provider support for intra-AS and CSC scenarios
B.Uses separate signaling plane， which provides more security than IPv4
C.BGP is the preferred routing protocol for connecting two SPs
D.No requirement for a separate signaling plane -
单项选择题
WhichstatementaboutmulticastVPNistrue？（）
A.The MDT group address should be the same for both address families in the same VRF
B.The MDT group address should be the same for both address families in the different VRFs
C.Configuration of the MDT source on a pre-VRF basis is supported only on IPv6
D.The MDT group address should be different for both address families in the same VRF -
单项选择题
TwoislandsofIPv6networksthatarerunningISIS（IPv6IGP）mustbeconnectedusingatunneloveranIPv4network.Whichtunnelingmethodcanbeusedtoachievethisgoal？（）
A.GRE tunnels
B.automatic 6 to 4 tunnels
C.ISATAP tunnels
D.manual tunnels （RFC 2893）
