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Juniper JN0-648 Exam
Enterprise Routing and Switching, Professional (JNCIP-ENT) (Page 3 )

Updated On: 12-Jan-2026
Page 3 of 19
PDF with 90 Questions

Click the Exhibit button.


You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.

Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

  1. next-hop
  2. origin
  3. local preference
  4. MED

Answer(s): C



Click the Exhibit button.


You are configuring an EVPN overlay to allow VLANs to be stretched between two campus sites, but EVPN routes are not being exchanged.

Referring to the exhibit, which configuration statement would solve this problem?

  1. Apply the delete protocols bgp group EVPN cluster 172.1.1.55 configuration on MX2.
  2. Apply the set protocols bgp group EVPN family inet-vpn any configuration on MX1 and MX2.
  3. Apply the delete protocols bgp group EVPN multipath multiple-as configuration on MX1 and MX2.
  4. Apply the set protocols bgp group EVPN family evpn signaling configuration on MX2.

Answer(s): D



In a Layer 2 environment where 802.1X is deployed, which two statements are correct? (Choose two.)

  1. RADIUS messages are exchanged between the supplicant and the authenticator.
  2. RADIUS messages are exchanged between the authenticator and the authentication server.
  3. Extensible Authentication Protocol messages are exchanged between the authenticator and the authentication server.
  4. Extensible Authentication Protocol messages are exchanged between the supplicant and the authenticator.

Answer(s): B,D



In IS-IS, advertising PDUs with the overload-bit has which effect?

  1. The local device will no longer be used for transit traffic.
  2. The IS-IS adjacencies enter the “new” state.
  3. The local device’s PDUs are marked with a metric of 65535.
  4. The IS-IS adjacencies become passive.

Answer(s): A



Referring to the exhibit, there are multiple ASM groups in the 224.0.0.0/4 range.


Which configuration change is needed to ensure R1 is always the RP for group 224.224.1.1?

  1. Set the priority on R1 to zero.
  2. Increase the priority on R1 to higher than R2.
  3. Configure R1 with a higher local RP address.
  4. Ensure R1 has a more specific group range.

Answer(s): A



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