Free 4A0-104 Exam Braindumps
4A0-104 Services Architecture Questions 111–115 (page: 24)

Updated On: 9-Feb-2026

What is the minimum Ethernet physical network MTU required for a Layer 2 service on a GRE encapsulated SDP with a service MTU of 1514?

  1. 1514
  2. 1526
  3. 1548
  4. 1556
  5. 1536

Answer(s): D



A network technician needs to set up a local mirror to replicate traffic for examination with a protocol analyzer. The analyzer is on port 1/1/4 of his service router.
Which of the following configuration steps is required?

  1. A mirror source listing port 1/1/4.
  2. A mirror destination listing port 1/1/4.
  3. A remote source command indicating the IP address of the service router he is configuring a local mirror on.
  4. Verification that his IP/MPLS infrastructure is in place
  5. None of the above.

Answer(s): B



Which of the following best describes the label stack for a packet in the VPRN context?

  1. An outer label and a transport label.
  2. An inner label and a service label.
  3. A transport label and a service label.
  4. An MPLS transport label

Answer(s): C



Which of the following statements about VPRN is NOT true? (Choose 2)

  1. VPRN is an IP service that connects multiple sites in a single routed domain over the provider- managed IP/MPLS network.
  2. Each VPRN consists of a set of customer sites that must connect to the same PE router
  3. In a VPRN service, each customer router becomes a routing peer to other customer routers
  4. VPRN provides customer routers with transparent IP connectivity without knowledge of the MPLS core

Answer(s): B,C



A VPRN service is configured with BGP used as the CE-PE routing protocol.
What address families are required on the PE-CE BGP session?

  1. VPN-IPv4 address families are required in order for routes to be exchanged with the PE.
  2. Only default IPv4 address families are required since the CE is not aware of the VPRN service
  3. Either IPv4 or VPN-IPv4 address families can be configured on the PE-CE BGP session
  4. An IPv4 address family configuration is required for the PE-PE configuration.

Answer(s): B



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