300+ TOP Checkpoint Firewall Interview Questions and Answers

1. Where you can view the results of the checkpoint?

You can view the results of the checkpoints in the Test Result Window.
Note: If you want to retrieve the return value of a checkpoint (a boolean value that indicates whether the checkpoint passed or failed) you must add parentheses around the checkpoint argument in the statement in the Expert View.

2. Which Of The Applications In Check Point Technology Can Be Used To Configure Security Objects?

SmartDashboard

3. What Is Anti-spoofing?

Anti-Spoofing is the feature of Checkpoint Firewall. which is protect from attacker who generate IP Packet with Fake or Spoof source address. Its determine that whether traffic is legitimate or not. If traffic is not legitimate then firewall block that traffic on interface of firewall.

4. What Is Nat?

NAT stand for Network Address Trlation. Its used to map private IP address with Public IP Address and Public IP address map with Private IP Address. Mainly its used for Provide Security to the Internal Network and Servers from Internet. NAT is also used to connect Internet with Private IP Address. Because Private IP not route able on Internet.

5. What Is Stealth Rule In Checkpoint Firewall?

Stealth Rule Protect Checkpoint firewall from direct access any traffic. Its rule should be place on the top of Security rule base. In this rule administrator denied all traffic to access checkpoint firewall.

6. Which Of The Applications In Check Point Technology Can Be Used To View Who And What The Administrator Do To The Security Policy?

SmartView Tracker

7. What Is The Main Different Between Cpstop/cpstart And Fwstop/fwstart?

Using cpstop and then cpstart will restart all Check Point components, including the SVN foundation. Using fwstop and then fwstart will only restart VPN-1/FireWall-1.

8. What Is Smart Dashboard?

Its tool of smart console. Its used to Configure Rule, Policy object, Create NAT Policy, Configure VPN and Cluster.

9. What Is Ip Sec?

IP Sec (IP Security) is a set of protocol. which is responsible for make secure communication between two host machine, or network over public network such as Internet. IPSec Protocol provide Confidentiality , Integrity, Authenticity and Anti Replay protection. There is two IPSec protocol which provide security

  1. ESP (Encapsulation Security Payload)
  2. AH (Authentication Header).

10. What Is Asymmetric Encryption?

In Asymmetric Encryption there is two different key used for encrypt and decrypt to packet. Me that one key used for Encrypt packet, and second key used to for decrypt packet. Same key can not encrypt and decrypt.

11. What Is Hide Nat?

Hide NAT used to trlate multiple private IP or Network with single public IP address. Me many to one trlation. Its can only be used in source NAT trlation. Hide NAT can not be used in Destination NAT.

12. What Is Difference Between Standalone Deployment Distributed Deployment?

Standalone deployment : In standalone deployment, Security Gateway and Security management server installed on same Machine.

Distributed deployment: In Distributed deployment, Security Gateway and Security Management Server installed on different machine.

13. What Are The Two Types Of Check Point Ng Licenses?

Central and Local licenses: Central licenses are the new licensing model for NG and are bound to the SmartCenter server. Local licenses are the legacy licensing model and are bound to the enforcement module.

14. What Are The Functions Of Cpd, Fwm, And Fwd Processes?

CPD :CPD is a high in the hierarchichal chain and helps to execute many services, such as Secure Internal Communcation (SIC), Licensing and status report.

FWM: The FWM process is responsible for the execution of the database activities of the SmartCenter server. It is; therefore, responsible for Policy installation, Management High Availability (HA) Synchronization, saving the Policy, Database Read/Write action, Log Display, etc.

FWD:The FWD process is responsible for logging. It is executed in relation to logging, Security Servers and communication with OPSEC applications.

15. Difference Between Automatic Nat And Manual Nat?

Automatic NAT:

  • Automatic created by Firewall Network Security Administrator
  • Can not modify
  • Can not create “No NAT” rule
  • Can not create Dual NAT
  • Port forwarding not possible
  • Proxy ARP by default enabled

Manual NAT:

  • Manually Created by Network Security
  • Can be Modify
  • Can be Create “No NAT” rule
  • Can be Create Dual NAT
  • Port forwarding possible
  • Proxy ARP by default not enable

16. What Is Difference Between Esp And Ah Ipsec Protocol?

ESP:ESP Protocol is a part of IPsec suit , Its provide Confidentiality, Integrity and Authenticity. Its used in two mode Trport mode and Tunnel mode.

AH:Its is also part of a IPsec suit, Its provide only Authentication and Integrity, Its does not provide Encryption. Its also used to two mode Trport mode and Tunnel mode.

17. What Is Vpn (virtual Private Network)?

VPN (Virtual Private Network) is used to create secure connection between two private network over Internet. Its used Encryption authentication to secure data during trmission. There are two type of VPN

  • Site to Site VPN.
  • Remote Access VPN.

18. What Is Destination Nat?

When request to trlate Destination IP address for connect with Internal Private network from Public IP address. Only static NAT can be used in Destination NAT.

19. What Is Source Nat?

Source NAT used to initiate traffic from internal network to external network. In source NAT only source IP will trlated in public IP address.

20. What Is 3 Tier Architecture Component Of Checkpoint Firewall?

  • Smart Console.
  • Security Management.
  • Security Gateway.

21. What Advantage Of Nat?

  • Save Public IP to save cost.
  • Security with hide Internal Network.
  • Avoid Routing.
  • Publish Server over Internet.
  • Overlapping Network.
  • Access Internet from Private IP address.

22. What Is Cleanup Rule In Checkpoint Firewall?

Cleanup rule place at last of the security rule base, Its used to drop all traffic which not match with above rule and Logged. Cleanup rule mainly created for log purpose. In this rule administrator denied all the traffic and enable log.

23. What Is Sic?

SIC stand for “Secure Internal Communication”. Its a checkpoint firewall feature that is used to make secure communication between Checkpoint firewall component. Its used when Security Gateway and Security management server installed in Distributed deployment. Its Authentication and Encryption for secure communication.

24. What Is The Packet Flow Of Checkpoint Firewall?

  • SAM Database.
  • Address Spoofing.
  • Session Lookup.
  • Policy Lookup.
  • Destination NAT.
  • Route Lookup.
  • Source NAT.
  • Layer 7 Inspection.
  • VPN.
  • Routing.

25. What Is Explicit Rule In Checkpoint Firewall?

It’s a rule in ruse base which is manually created by network security administrator that called Explicit rule.

26. What Are The Types Of Nat And How To Configure It In Check Point Firewall?

Static Mode and manually defined