Online Access Free 4A0-109 Practice Test

In the case of a wholesale/retail model with a subscriber session terminated at the retail BNG.which of the following is true?

• A.IPoE issued on the RG.
• B.L2TP is used on the RG.
• C.ATMoADSL is used on the RG.
• D.PPPoE is used on the RG.

When a subscriber-host sends IP traffic to the Internet, where is the first address translation performed in the NAT444 model?

• A.On the RG
• B.On the BNG
• C.On the BSAN
• D.On the AFTR

Which of the following is a requirement to enable dynamic anti-spoof filtering on a SAP in a VPLS?

• A.DHCP snooping must be enabled.
• B.DHCP option 82 must be set.
• C.Anti-spoofing must first be enabled at the VPLS level.
• D.A list of IP and/or MAC addresses must first be created.

To support dual stack subscribers, what is the minimum chassis-mode on the Alcatel-Lucent 7750 SR?

• A.Chassis-mode d
• B.Chassis-mode b
• C.Chassis-mode c
• D.Chassis-mode a

What is the benefit of SRRP-aware routing?

• A.It allows a given subscriber prefix to be reachable when SRRP is enabled.
• B.It enables synchronization of subscriber prefixes between MCS/SRRP peers.
• C.It allows subscriber prefixes to be advertised by the SRRP master only.
• D.It tracks the reachability of subscriber routes.