4A0-108 試験問題を無料オンラインアクセス

Which of the following about the signaling of multicast group information in an MVPN service is TRUE when MPLS P2MP tunnels are used?

• A.BGP Auto-Discovery is used for the signaling of the PMSIs, as well as for the signaling of customer multicast group membership.
• B.BGP Auto-Discovery is used for the signaling of the PMSIs, while either BGP Auto-Discovery or PIM is used for the signaling of customer multicast group membership.
• C.Either BGP Auto-Discovery or PIM is used for the signaling of the PMSIs, while either mLDP or RSVP-TE P2MP is used for the signaling of customer multicast group membership.
• D.BGP Auto-Discovery is used for the signaling of the PMSIs, while either mLDP or RSVPTE P2MP is used for the signaling of customer multicast group membership.

Which features were introduced in IGMP version 3? (Choose two)

• A.Report suppression was eliminated
• B.A modified membership report to include Source address
• C.TTL of 1 for IGMP messages
• D.IGMP snooping
• E.Leave group message

Click the exhibit.

Which router is the RP for group 239.1.34.92?

• A.10.10.10.24.
• B.It depends on the setting of the override parameter.
• C.10.10.10.66.
• D.Neither, since the overlapping address range presents a conflict.

Consider the following addresses. Which two should not be used in a multicast network at the same time?

• A.235.182.12.35 and 235.64.12.35
• B.237.138.12.35 and 238.128.12.35
• C.226.172.12.35 and 238.42.12.35
• D.224.192.12.35 and 238.64.12.35

Which of the following statements about MLD snooping is false?

• A.MLD snooping snoops MLD report and done messages, not query messages
• B.MLD snooping can co-exist with IGMP snooping in the same VPLS service
• C.Once MLD snooping is enabled, the switch can snoop both MLDv1 and MLDv2 messages
• D.MLD snooping enables switches to forward multicast data to specific hosts that want to receive the data