Exhibit:

You are troubleshooting BGP routing issues between two MX Series routers. The BGP session is established but no BGP routes are being communicated.
What are two reasons for this problem? (Choose two.)

Exhibit:

R1 assigns incoming voice traffic to the ef forwarding class. All other traffic is assigned to the best-effort forwarding class You have configured a CoS re-write rule on R1 to include the correct CoS bit values in packets sent towards R2 You want R2 to classify traffic using the CoS markings created by R1.
Which two configuration steps are necessary to accomplish this task? (Choose two.)

Referring to the exhibit, which statement is true?

Exhibit:

Your network is connected to two different ISPs and you notice that they are using your network for transit traffic.
In this scenario, which two configuration statements will solve this problem? (Choose two.)

Exhibit:

Referring to the exhibit, you need to implement VPLS between CE-A1 and CE-A2 You must ensure that no loops are created due to the multihoming of the connection from CE-A2 to PE2 and PE3.
Based on the type of VPLS, which two solutions will satisfy this requirement? (Choose two.)