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Juniper MX Series by Harry Reynolds, Douglas Richard Hanks Jr.

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Chapter Review Questions

  1. Which is true when you omit the interface-specific keyword and apply a filter with a counter to multiple interfaces on a single Trio PFE?

    1. Each filter independently counts the traffic on their respective interfaces

    2. This is not supported; interface-specific is required to apply the same filter more than once

    3. A single counter will sum the traffic from all interfaces

    4. Both individual filter counters and a single aggregate counter is provided

  2. How do you apply a physical interface policer?

    1. With a policer that is marked as a physical-interface-policer

    2. Directly to the IFD using the physcial-interface-policer statement

    3. By evoking the policer through one or more filters that use the physical-interface-filter statement, applied to their respective IFFs on each IFL that is configured on the IFD

    4. Both A and B

    5. Both A and C

  3. Which is true regarding a Layer 2 policer?

    1. You cannot evoke via a firewall filter

    2. The policer counts frame overhead, to include the FCS

    3. You can apply at IFL level only, not under a protocol family, using a layer2-policer statement, and the policer affects all traffic for all families on that IFL

    4. The policer can be color aware only when applied at egress

    5. All of the above

  4. A filter is applied to the main instance lo0.0 and a VRF is defined without its own lo0.n IFL. Which is true?

    1. Traffic from the instance to the local control plane is filtered by the lo0.0 filter

    2. Traffic from the instance to remote VRF destinations is filtered by the lo0.0 filter

    3. Traffic from the instance ...

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