Free JN0-637 Exam Braindumps
Security, Professional Questions 26–30 (page: 7)

Updated On: 10-Feb-2026

Which role does an SRX Series device play in a DS-Lite deployment?

  1. Softwire concentrator
  2. STUN server
  3. STUN client
  4. Softwire initiator

Answer(s): A



Which two statements are correct about the ICL in an active/active mode multinode HA environment? (Choose two.)

  1. The ICL is strictly a Layer 2 interface.
  2. The ICL uses a separate routing instance to communicate with remote multinode HA peers.
  3. The ICL traffic can be encrypted.
  4. The ICL is the local device management interface in a multinode HA environment.

Answer(s): B,C



Exhibit:



Your company uses SRX Series devices to establish an IPsec VPN that connects Site-1 and the HQ networks. You want VoIP traffic to receive priority over data traffic when it is forwarded across the VPN.
Which three actions should you perform in this scenario? (Choose three.)

  1. Enable next-hop tunnel binding.
  2. Create a firewall filter that identifies VoIP traffic and associates it with the correct forwarding class.
  3. Configure CoS forwarding classes and scheduling parameters.
  4. Enable the copy-outer-dscp parameter so that DSCP header values are copied to the tunneled packets.
  5. Enable the multi-sa parameter to enable two separate IPsec SAs for the VoIP and data traffic.

Answer(s): B,C,E



Your IPsec tunnel is configured with multiple security associations (SAs). Your SRX Series device supports the CoS-based IPsec VPNs with multiple IPsec SAs feature. You are asked to configure CoS

for this tunnel.
Which two statements are true in this scenario? (Choose two.)

  1. The local and remote gateways do not need the forwarding classes to be defined in the same order.
  2. A maximum of four forwarding classes can be configured for a VPN with the multi-sa forwarding- classes statement.
  3. The local and remote gateways must have the forwarding classes defined in the same order.
  4. A maximum of eight forwarding classes can be configured for a VPN with the multi-sa forwarding- classes statement.

Answer(s): A,D



The exhibit shows part of the flow session logs.



Which two statements are true in this scenario? (Choose two.)

  1. The existing session is found in the table, and the fast path process begins.
  2. This packet arrives on interface ge-0/0/4.0.
  3. Junos captures a TCP packet from source address 172.20.101.10 destined to 10.0.1.129.
  4. Destination NAT occurs.

Answer(s): B,D



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