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NEW QUESTION 1
Which statement is true when destination NAT is performed?
- A. The source IP address is translated according to the configured destination NAT rules and then the security policies are applied.
- B. The destination IP address is translated according to the configured source NAT rules and then the security policies are applied.
- C. The destination IP address is translated according to the configured security policies and then the security destination NAT rules are applied.
- D. The destination IP address is translated according to the configured destination NAT rules and then the security policies are applied.
Answer: D
NEW QUESTION 2
What is the correct ordering of Junos policy evaluation from first to last?
- A. global policy > zone-based policy > default policy
- B. default policy > zone-based policy > global policy
- C. global policy > default policy > zone-based policy
- D. zone-based policy > global policy > default policy
Answer: D
NEW QUESTION 3
What are two valid zones available on an SRX Series device? (Choose two.)
- A. security zones
- B. policy zones
- C. transit zones
- D. functional zones
Answer: AD
NEW QUESTION 4
Which SRX5400 component is responsible for performing first pass security policy inspection?
- A. Routing Engine
- B. Switch Control Board
- C. Services Processing Unit
- D. Modular Port Concentrator
Answer: C
NEW QUESTION 5
Click the exhibit button.
Referring to the exhibit, which statement is true?
- A. Packets entering the interface are being dropped because of a stateless filter.
- B. Packets entering the interface matching an ALG are getting dropped.
- C. TCP packets entering the interface are failing the TCP sequence check.
- D. Packets entering the interface are getting dropped because the interface is not bound to a zone.
Answer: D
NEW QUESTION 6
Clients at a remote office are accessing a website that is against your company Internet policy. You change the action of the security policy that controls HTTP access from permit to deny on the remote office SRX Series device. After committing the policy change, you notice that new users cannot access the website but users that have existing sessions on the device still have access. You want to block all user sessions immediately.
Which change would you make on the SRX Series device to accomplish this task?
- A. Add the set security flow tcp-session rst-invalidate-session option to the configuration and commit the change.
- B. Add the set security policies policy-rematch parameter to the configuration and commit the change.
- C. Add the security flow tcp-session strict-syn-check option to the configuration and commit the change.
- D. Issue the commit full command from the top of the configuration hierarchy.
Answer: B
NEW QUESTION 7
In a chassis cluster, which two characteristics are true regarding reth interfaces? (Choose two.)
- A. A reth interface inherits its failover properties from a redundancy group.
- B. Reth interfaces must be the same type of interface.
- C. Reth interfaces must be in the same slots on each node.
- D. A reth interface goes down if one of its child interfaces become unavailable.
Answer: AB
NEW QUESTION 8
You need to configure an IPsec tunnel between a remote site and a hub site. The SRX Series device at the remote site receives a dynamic IP address on the external interface that you will use for IPsec.
Which feature would you need to configure in this scenario?
- A. NAT-T
- B. crypto suite B
- C. aggressive mode
- D. IKEv2
Answer: C
NEW QUESTION 9
What are three characteristics of session-based forwarding, compared to packet-based forwarding, on an SRX Series device? (Choose three.)
- A. Session-based forwarding uses stateful packet processing.
- B. Session-based forwarding requires less memory.
- C. Session-based forwarding performs faster processing of existing session.
- D. Session-based forwarding uses stateless packet processing,
- E. Session-based forwarding uses six tuples of information.
Answer: ACE
NEW QUESTION 10
You want to protect your SRX Series device from the ping-of-death attack coming from the untrust security zone.
How would you accomplish this task?
- A. Configure the host-inbound-traffic system-services ping except parameter in the untrust security zone.
- B. Configure the application tracking parameter in the untrust security zone.
- C. Configure a from-zone untrust to-zone trust security policy that blocks ICMP traffic.
- D. Configure the appropriate screen and apply it to the [edit security zone security-zone untrust] hierarchy.
Answer: D
NEW QUESTION 11
Click the Exhibit button.
You have configured NAT on your network so that Host A can communicate with Server B. You want to ensure that Host C can initiate communication with Host A using Host A’s reflexive address.
Referring to the exhibit, which parameter should you configure on the SRX Series device to satisfy this requirement?
- A. Configure persistent NAT with the target-host parameter.
- B. Configure persistent NAT with the target-host-port parameter.
- C. Configure persistent NAT with the any-remote-host parameter.
- D. Configure persistent NAT with the port-overloading parameter.
Answer: A
NEW QUESTION 12
You want to implement IPsec on your SRX Series devices, but you do not want to use a preshared key. Which IPsec implementation should you use?
- A. public key infrastructure
- B. next-hop tunnel binding
- C. tunnel mode
- D. aggressive mode
Answer: A
NEW QUESTION 13
Which statement is true about functional zones?
- A. Functional zones are a collection of regulated transit network segments.
- B. Functional zones provide a means of distinguishing groups of hosts and their resources from one another.
- C. Functional zones are used for management.
- D. Functional zones are the building blocks for security policies.
Answer: C
NEW QUESTION 14
What are three defined zone types on an SRX Series device?
- A. dynamic
- B. junos-host
- C. null
- D. functional
- E. routing
Answer: BCD
NEW QUESTION 15
Click the Exhibit button.
You are trying to create a security policy on your SRX Series device that permits HTTP traffic from your private 172.25.11.0/24 subnet to the Internet. You create a policy named permit – http between the trust and untrust zones that permits HTTP traffic.
When you issue a commit command to apply the configuration changes, the commit fails with the error shown in the exhibit.
Which two actions would correct the error? (Choose two.)
- A. Create a custom application named http at the [edit applications] hierarchy.
- B. Execute the Junos commit full command to override the error and apply the configuration.
- C. Modify the security policy to use the built-in junos-http application.
- D. Issue the rollback 1 command from the top of the configuration hierarchy and attempt the commit again.
Answer: BC
NEW QUESTION 16
Click the Exhibit button.
Referring to the exhibit, what will happen if client 172.16.128.50 tries to connect to destination 192.168.150.3 using HTTP?
- A. The client will be denied by policy p2.
- B. The client will be permitted by the global policy.
- C. The client will be permitted by policy p1.
- D. The client will be denied by policy p3.
Answer: C
NEW QUESTION 17
What are two supported hypervisors for hosting a vSRX? (Choose two.)
- A. VMware ESXi
- B. Solaris Zones
- C. KVM
- D. Docker
Answer: AC
NEW QUESTION 18
Click the Exhibit button.
You are configuring an OSPF session between two SRX Series devices. The session will not come up. Referring to the exhibit, which configuration change will solve this problem?
- A. Configure a loopback interface and add it to the trust zone.
- B. Configure the host-inbound-traffic protocols ospf parameter in the trust security zone.
- C. Configure the application junos-ospf parameter in the allow-trusted-traffic security policy.
- D. Configure the host-inbound-traffic system-services any-service parameter in the trust security zone.
Answer: A
NEW QUESTION 19
Click the Exhibit button.
You notice that your SRX Series device is not blocking HTTP traffic as expected. Referring to the exhibit, what should you do to solve the problem?
- A. Commit the configuration.
- B. Reboot the SRX Series device.
- C. Configure the SRX Series device to operate in packet-based mode.
- D. Move the deny-http policy to the bottom of the policy list.
Answer: B
NEW QUESTION 20
Which feature is used when you want to permit traffic on an SRX Series device only at specific times?
- A. scheduler
- B. pass-through authentication
- C. ALGs
- D. counters
Answer: A
NEW QUESTION 21
Which three statements describes traditional firewalls? (Choose three.)
- A. A traditional firewall performs stateless packet processing.
- B. A traditional firewall offers encapsulation, authentication, and encryption.
- C. A traditional firewall performs stateful packet processing.
- D. A traditional firewall forwards all traffic by default.
- E. A traditional firewall performs NAT and PAT.
Answer: BCE
NEW QUESTION 22
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