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The operation of a VPLS can be best described by which of the following statements?
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The VPLS service MTU on R2 is 1514 bytes. What must the service MTU be on all other routers participating in the VPLS?
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How many LSPs are required in total between Metro A and Metro B if 100 hierarchical VPLS services are deployed across the two metro networks?
What action will be taken when an MPLS router receives a frame with a label that does not exist in the LFIB?
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If the device connected to PE-A in Metro A sends a frame to PE-A that requires replication within the VPLS which devices is PE-A responsible for replicating the frame to?
Redundant spoke-SDPs are used between 2 Metro networks for redundancy. How can load balancing be achieved across the redundant spoke-SDPs?
You are configuring a VPLS spoke termination to a VPRN on an Alcatel-Lucent 7750 SR. If LDP is used for all transport tunnels, what type of sessions are established by the VPRN PE router that is configured with the spoke termination?
Which of the following VPRN label allocation methods are supported by the Alcatel-Lucent 7750 SR?
Which of the following is not an available option for Route Distinguisher assignment?
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For the Carrier Supporting Carrier (CSC) VPRN, which routes are advertised from CSC-CE1 toPE1?
In a Carrier Supporting Carrier (CSC) VPRN, which of the following is a benefit to the network provider?
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Routers RR1 and RR2 are configured as route reflectors. For the inter-AS model C VPRN, which of the following about the BGP sessions established between the routers is TRUE?
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Which of the following statements about the implementation of the CE hub and spoke topology is FALSE?
What is the minimum number of Route Distinguishers required to implement an overlapping VPRN involving 5 different customers?
Which command may be used on an Alcatel-Lucent 7750 SR to verify the number of VRF routes allowed, based on the maximum routes value configured in the service instance?
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A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS service provider. If CE1 sends an IP packet to 192.168.200.1, which of the following is FALSE?
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The AS-override method is used to prevent BGP loops in the blue customer VPRN. Which statement about the configuration is TRUE?
In the output from an Alcatel-Lucent 7750 SR shown below, what does the highlighted text represent?
Which protocol is used to exchange customer VPRN routes between PE devices?
In a VPRN, how does the service provider ensure that customer addresses are unique when multiple customers use the same address space?
Which of the following about the maximum number of routes that can be accepted in a VRF for a VPRN service on the Alcatel-Lucent 7750 SR is FALSE?
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Internet access using route leaking between the VRF and the global routing table is configured in the network. Which of the following is the correct output of route 192.168.50.1 in the global routing table of PE3?
A CE hub and spoke VPRN has two spoke sites; which of the following would be the best option to implement this topology at the hub site PE?
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Internet access is provided to the Red VPRN (ID 10) via an Internet VRF (ID 500). For this configuration, which communities must be imported on the Red and Internet VRFs?
For a Carrier Supporting Carrier (CSC) VPRN where the customer carrier is an ISP that provides Internet connectivity to its end-customers, which of the following is FALSE?
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At router PE1, customer packets are arriving tagged with a dotlp value of 6 and marked with a DSCP value of EF.
Based on the configuration shown below for a VPLS service, what will be the DSCP and EXP marking for the packet egressing the network port on this PE router? (Choose two)
In a BGP VPLS, which of the following BGP attributes is used to carry the L2 MTU?
An Alcatel-Lucent 7750 SR has the BGP configuration shown below. Assuming the router has established BGP sessions to routers R1 and R2, which of the following is TRUE?
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Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGP sessions. Given the following iBGP configuration on router A, what is the Next Hop for prefix 2001:DB8:A:401::1/128 on router B?
Which of the following is uniquely identified by the VPLS-ID in an LDP VPLS using Auto-Discovery^*
How many queues are available for use on service egress within a VPLS service?
In a VPRN the PE device is configured to run which of the following protocols? (Choose three.)
Based on the VPRN BGP decision process, which of the following routes is selected first?
On the Alcatel-Lucent 7750 SR, what is the maximum number of queues that a single SAP-ingress policy can support in a VPLS?
Click the exhibit button below. The service provider has both a VLL (epipe) service and a VPLS, as shown in the diagram below.
At router PE B, traffic arriving from both services will have the same network-queue policy applied.
Which of the following statements best describes the output from an Alcatel-Lucent 7750 SR shown below?
With hierarchical scheduling, up to ___________ tiers are supported on the Alcatel-Lucent 7750 SR.
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Study the network diagram. Which of the following configurations is correct for user VPLS 100 on PE4?
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Given the following output what is the most likely reason the SDP binding is operationally down? (Choose 2)
Which of the following SAP encapsulations supports only one service on a port?
In Active/Standby pseudowires a failed pseudowire has recovered. Under what circumstances will the active pseudowire revert to the previously failed link?
The service-mtu of a VPLS using MPLS encapsulation is set to 9100. What is the minimum MTU value that can be set for the network port if fast re-route facility mode is used on the SDP LSP?
An l-VPLS is configured with a service id of 511. What will the value of the l-SID be assuming a default configuration?
Which of the following must be true in order to add a port to a LAG? (Choose 2)
Which OAM tool can be used to dynamically learn the MAC address of a CE device connected to a SAP within a VPLS service?
How can one ensure that a specific switch will be select as root in an STP network?
You are providing a customer two VPLS services in two different Metro networks. VPLS 500 has been configured in Metro 1 and VPLS 900 has been configured in Metro 2. The customer has requested that they have connectivity between the Metro Networks with their existing VPLS services. Which configuration on the PE routers linking the metro networks will allow for VPLS 500 and VPLS 900 to act as a single VPLS service? Assume default values for all VPLS parameters and SDP 999 exists between the metro networks.
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The following IP filter has been configured and applied to a SAP in a non-VPLS service. Which of the following statements is true?
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CE-A sends frames with 2 tags. If the SAP on PE-A is "sap 1/1/1:1 .*" and the SAP on PE-B is "sap 1/1/1:100.200" how many tags will there be on the frame when it egresses from the SAP on PE-B?
If the max remote-age timer of a B-VPLS is reached, what happens to the remotely learned MAC addresses in the l-VPLS service?
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Routers C and E are route reflectors. When the update for prefix 192.168.2.0/24 is received at router F, what will be the Originator_ID attribute?
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AS 65540 is using MPLS to provide BGP shortcuts for its iBGP routing. Which routers must be configured with the "configure router bgp igp-shortcuts rsvp-te" command?
A router in AS 65100 receives three routes for 138.120.0.0/16. The first route has an AS Path of 65200 65400 65300 and a local preference of 150. The second route has an AS Path of 65200 65300 and a local preference of 100. The third route has an AS path of 65600 65300 and a local preference of 200. Which route will appear in the RIB-In?
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Assuming router A is configured with "next-hop-self", what does the BGP update for prefix 192.168.0.1/27 contain when it arrives at router B?
What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?
The user of an Alcatel-Lucent 7750 SR wants to see the effect of changing an import policy immediately. What is the best command to force re-evaluation of the import policy with minimal impact?
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Router R6 is a route reflector for clients R1, R2 and R5. Router R5 is configured with a local preference of 200. On which routers is "advertise-external* needed for router R6 to receive exactly two distinct routes for prefix 192.168.1.0/27?
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Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.
Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes" on router R5?
Which of the following AS Paths will match the regular expression "65100."?
Which of the following organizations would an ISP based in Europe approach for an IP prefix assignment?
A confederated AS is comprised of three members. One member is comprised of 4 routers, while the other two members are comprised of 3 routers each. Assuming member ASs are fully meshed and use full mesh iBGP, what is the required number of BGP sessions within the confederation?
A router in AS 65100 receives two BGP routes. The first route is for 138.1.1.0/24 with an AS Path of 65200 65300, Local Preference of 100, MED of 100, and router ID 10.10.10.10. The second route is for 138.1.0.0/16 with an AS Path of 65500 65300, Local Preference of 150, MED of 100, and router ID 10.1.1.1. Assuming all other attributes are equal, which route would be used to forward an IP packet with destination IP address 138.1.1.1?
Which of the following is considered a best practice for BGP address planning?
Which of the following regarding the withdrawal of routes from one BGP speaker to another is
TRUE?
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Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.
Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes on router R1?
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If router A originates an update for prefix 192.168.0.1/27, what will the update contain when it reaches router B?
The following policies are configured and exported using "export "Policy-1" "Policy-2"". Assuming both "Client-1" and "Client-2" are properly defined on the router, which routes are advertised?
A router receives two routes from its neighbors: a route from OSPF for 10.0.0.0/24, and a route from BGP for 10.0.0.0/8. Both routes have reachable next hops. Which of the following is TRUE?
Which of the following parameters does NOT have to match for an iBGP session to be successfully established?
Click the exhibit button below. A service provider has applied the SAP-ingress policy configuration below on his customer's SAP. The service provider notices that all of the customer's traffic is being dropped at the SAP-ingress. Which of the following actions can resolve the problem, if applied on its own? (Choose three)
The port groups have been configured consistently on the PE routers, as highlighted in the exhibit. Which SDP connection will be blocked first when the re-learn rate is exceeded?
Which of the following statements are TRUE regarding the PE device in a QoS enabled network? (Choose two)
Click the exhibit button below. Given the slope-policy (below), which of the following statements are TRUE? (Choose two)
Which of the following statements describe the primary objectives of the policing of traffic flows on the Alcatel-Lucent 7750 SR? (Choose two)
What is the purpose of the Nokia SR design that includes, for every ingress unicast queue, one hardware queue per destination forwarding complex (FFPC)?
Click the exhibit button below. Each router is interconnected by a single GigE link, as shown in the diagram below.
Note: The arrows show the direction of traffic flow.
Traffic from Customer A and Customer B that is classified to the same forwarding class is queued together at the ingress of Router B.