156-836 Check Point Certified Maestro Expert (CCME) R81.X Questions and Answers

References

•R81.20 Maestro Cheat Sheet version 7 - Check Point CheckMates, page 2

•[Maestro Expert (CCME) Course - Check Point Software], page 31

•[Check Point Certified Maestro Expert (CCME) R81.X - Global Knowledge], page 3

This is not one of the ways to configure a Security Group in a Dual Site environment, because load balancers are not required or supported for the inter-site communication between the Maestro Orchestrators (MHOs). The MHOs use the Site-Sync port and VLANs to synchronize the resources and connections across the sites. The three valid scenarios for Dual Site configuration are:

•Direct connectivity between remote site Orchestrators: This scenario requires two orchestrators, one for each site, and a direct connection between them using the site-sync port.

•Two orchestrators on the same site are connected to the remote site orchestrators through two different switches: This scenario requires four orchestrators, two for each site, and a connection between them using the site-sync port and two external switches that support QinQ and MTU increment.

•Two orchestrators on the same site are connected to the remote site orchestrators through one switch: This scenario also requires four orchestrators, two for each site, and a connection between them using the site-sync port and one external switch that support QinQ and MTU increment.

References =

•Maestro Dual Site configuration with a direct connection through L2 switches

•[Dual Site Single Maestro Hyperscale Orchestrator Cluster (Dual Site Single MHO Redundancy)]

•[Maestro Frequently Asked Questions (FAQ)]

The lldpctl command is a tool to display information about the devices discovered by the Link Layer Discovery Protocol (LLDP) on all ports of the Maestro Orchestrator and the Security Group Members. LLDP is a protocol that enables devices to exchange information about their identity, capabilities, and configuration. LLDP can help to discover the topology and connectivity of the Maestro environment. The output of lldpctl can show the serial number, appliance model, and orchestrator’s IP of the connected devices, but it cannot show the distribution mode of the Security Group. The distribution mode is the algorithm that determines how the Maestro Orchestrator distributes the traffic among the Security Group Members. To view the distribution mode, other commands such as asg monitor or asg stat can be used.

References

•Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 4: Using the Command Line Interface and WebUI, Lesson 4.2: LLDP, page 4-9

•Check Point R81 Maestro Administration Guide, Chapter 3: Working with Security GroupModules, Section: LLDP, page 3-9

•Check Point R81 Maestro Administration Guide, Chapter 2: Maestro Security Groups, Section: Traffic Distribution, page 2-7

•Maestro basic setup documentation - Page 2 - Check Point CheckMates

•Log and Configuration Files - Check Point Software

Security groups are used to simplify management and policy enforcement across multiple devices or network segments, often offering redundancy and load balancing features

The g_update_conf_file command is a global command that allows users to update the specified file on all Security Group Members of the current Security Group. The command takes the file name and the parameter-value pair as arguments and updates the file accordingly. For example, g_update_conf_file fwkern.conf fwha_enable_arp=1 will add or modify the fwha_enable_arp parameter in the fwkern.conf file on all SGMs.

References

•Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 4: Using the Command Line Interface and WebUI, Lesson 4.3: Global Commands, page 4-12

•Check Point R81 Maestro Administration Guide, Chapter 4: Using the Command Line Interface and WebUI, Section: Global Commands, page 4-10

•Maestro Commands for Security Groups - Check Point CheckMates

This command is used to set the number of sites in a Maestro environment, which can be either one or two. The number of sites determines the site-sync configuration and the failover policies for the Security Groups and the Security Group Members. The default value is one, and it can be changed only before the first Security Group is created.

References =

•Maestro basic setup documentation - Page 2 - Check Point CheckMates

•Check Point R81.10 for Scalable Platforms - Check Point Software

•CHECK POINT MAESTRO EXPERT

The /var/log/messages file is a general system log file that contains information about various system events, such as booting, shutdown, cron jobs, kernel messages, and other system services. Logs without a dedicated log file can be found in this file, as well as some Maestro Gaia Clish commands that are not saved in the /var/log/command_logger.log file.

References

•Maestro Audit Logs - Where are they? - Check Point CheckMates1

•sk172923: The /var/log/messages file does not save Maestro Gaia Clish commands2

•Maestro Expert (CCME) Course - Check Point Software, page 33

The asg diag command is used for system diagnostics on both Maestro and Chassis systems. The asg diag command can perform various tests and checks on the system components, such as hardware, software, network, clock, ARP, and more. The asg diag command can help identify and troubleshoot any issues or errors that may affect the system functionality or performance.

References =

•Check Point Maestro R81.X Administration Guide, page 66, section “asg diag” 1

•Check Point Maestro R81.X Getting Started Guide, page 28, section “asg diag” 2

•Check Point Maestro Under the Hood presentation by Lari Luoma, slide 25

1: https://www.manualslib.com/manual/2031661/Check-Point-Maestro-R80-20sp.html 2: https://sc1.checkpoint.com/documents/R81/WebAdminGuides/EN/CP_R81_Maestro_GettingStarted/html_frameset.htm : https://community.checkpoint.com/fyrhh23835/attachments/fyrhh23835/maestro/1191/1/Check%20Mates%20Maestro%20under%20the%20hood%202022.pptx

An uplink interface in a Check Point Maestro environment is specifically used to connect Maestro Hyperscale Orchestrators (MHOs) to the customer’s network infrastructure, such as switches, routers, or firewalls. These interfaces facilitate the transmission and reception of management and control traffic between the MHOs and the customer’s network. They are critical for integrating the Maestro system with the external network environment.

Exact Extract:

“Uplink interfaces are used to connect Maestro Hyperscale Orchestrators (MHOs) to the customer’s network infrastructure, such as switches, routers, or firewalls. They are also used to send and receive management and control traffic from the customer’s network to the MHOs.”

—Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 1: Introduction to Check Point Maestro, Lesson 1.3: Maestro Interfaces, page 1-10

—Check Point R81 Maestro Administration Guide, Chapter 1: Introduction to Check Point Maestro, Section: Interfaces, page 1-8

Explanation of Options:

A. To connect in between appliances: Incorrect, as uplink interfaces are not used to connect appliances (Security Group Members) to each other. This is typically handled by downlink interfaces or internal backplane connections.

B. To connect appliances to customer ' s infrastructure: Incorrect, as appliances (SGMs) connect to the Orchestrators via downlink interfaces, not directly to the customer’s infrastructure.

C. To connect Orchestrators to customer’s infrastructure: Correct, as uplink interfaces are explicitly designed for this purpose, as stated in the courseware and administration guide.

D. To connect in between Orchestrators: Incorrect, as connections between Orchestrators (e.g., in a Dual-Site setup) are typically handled via site-sync ports, not uplink interfaces.

The Orchestrator MHO-170 supports QSFP and QSFP28 transceivers on its 32x 100 GbE ports. QSFP stands for Quad Small Form-factor Pluggable and QSFP28 is an enhanced version of QSFP that supports up to 28 Gbps per lane. These transceivers can provide high-speed and high-density connectivity for the Maestro environment.

References

•Maestro Hyperscale Orchestrator Datasheet - Check Point Software1, page 2

•Maestro Transceiver & DAC Inventory - Check Point CheckMates

This is the correct answer because Layer 4 distribution is not recommended when dynamic routing protocols are used in Maestro. Layer 4 distribution is a feature that adds the source and/or destination ports to the distribution equation, which can improve the load balancing among the SGMs. However, it can also cause issues with the correction layer, which is a mechanism that ensures the packets are processed by the correct SGM. Dynamic routing protocols, such as BGP or OSPF, use specific ports to exchange routing information and establish neighbor relationships. If Layer 4 distribution is enabled, it can interfere with the routing protocol packets and cause routing instability or failures.

References

•Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 2: Maestro Security Groups, Lesson 2.4: Traffic Flow, page 2-20

•Check Point R81 Maestro Administration Guide, Chapter 2: Maestro Security Groups, Section: Traffic Distribution, page 2-8

•Layer 4 Distribution - Yes or No? - Check Point CheckMates

•Support, Support Requests, Training … - Check Point Software

HealthCheck Point (HCP) is a tool designed to perform a comprehensive system health check for the Maestro environment. It is intended to replace both the CPInfo tool and traditional health check scripts by providing a streamlined way to assess the health of Maestro Orchestrators (MHOs) and Security Group Members (SGMs). HCP evaluates system status, configuration, and potential issues, generating detailed reports for troubleshooting and maintenance.

Exact Extract:

“HealthCheck Point (HCP) performs a system health check and is meant to replace both a CPInfo and the health check script. It assesses the health of the Maestro environment, including MHOs and SGMs, by checking system status, configuration settings, and potential issues. HCP provides detailed reports to aid in troubleshooting and maintenance.”

—Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 4: Using theCommand Line Interface and WebUI, Lesson 4.4: System Diagnostics, page 4-15

—Check Point R81 Maestro Administration Guide, Chapter 4: Using the Command Line Interface and WebUI, Section: HealthCheck Point, page 4-12

Explanation of Options:

A. Is a self-updatable suite of tools for MHOs…: Incorrect, as HCP is not limited to MHOs and does not focus on visualizing topology or event timelines. It is a general health check tool for the entire Maestro environment.

B. Performs a system health check and is meant to replace both a CPInfo and the health check script: Correct, as HCP’s primary function is to perform system health checks, replacing CPInfo and health check scripts, as per the documentation.

C. Can be used to let you visualize the Firewall topology…: Incorrect, as HCP does not provide visualization of firewall topology or live statistics like throughput and CPU utilization.

D. Is a self-updatable suite of tools for SGMs…: Incorrect, as HCP is not exclusive to SGMs and does not include topology visualization or event timeline features.

Network mode is the distribution mode that assigns packets to an SGM based solely on the packet destination IP. In this mode, the Orchestrator uses a hash function to map each destination IP to a specific SGM. This mode ensures that all packets with the same destination IP are processed by the same SGM, regardless of the source IP or port. This mode is suitable for scenarios where the destination IP is the main factor for load balancing, such as NAT or VPN.

References

•Check Point Certified Maestro Expert (CCME) R81.X Courseware, Module 2: Maestro Security Groups, Lesson 2.4: Traffic Flow, page 2-19

•Check Point R81 Maestro Administration Guide, Chapter 2: Maestro Security Groups, Section: Traffic Distribution, page 2-7

•Maestro basic setup documentation - Page 2 - Check Point CheckMates

The maximum number of appliances within the same security group is 31. This is because a security group can have up to 31 Security Group Modules (SGMs) of the same or different models, and each SGM is an appliance that runs the Check Point software. A security group can span across multiple chassis, and each chassis can have up to 16 SGMs. However, the total number of SGMs in a security group cannot exceed 31.

The Pre-Upgrade Verifier is a tool that checks the compatibility and readiness of the Maestro environment for the upgrade process. It verifies the current version, the target version, the hardware requirements, the configuration settings, and the license validity of the Maestro Orchestrators and the Security Groups. It also identifies any potential issues or risks that might affect the upgrade and provides recommendations on how to resolve them. The Pre-Upgrade Verifier should be run before importing the R81.10 software package and before performing the actual upgrade.

References =

•Check Point R81.10 for Scalable Platforms - Check Point Software

•CHECK POINT MAESTRO EXPERT

The " asg monitor " command generally would show real-time cluster status of appliances in a security group, focusing on health and operational status.

References =

•Check Point Maestro R81.X Administration Guide, page 64, section “Correction Layer” 1

•Check Point Maestro R81.X Getting Started Guide, page 26, section “Correction Layer” 2

•Check Point Maestro Under the Hood presentation by Lari Luoma, slide 23

•Check Point Maestro Frequently Asked Questions (FAQ), question 9

1: https://www.manualslib.com/manual/2031661/Check-Point-Maestro-R80-20sp.html 2: https://sc1.checkpoint.com/documents/R81/WebAdminGuides/EN/CP_R81_Maestro_GettingStarted/html_frameset.htm : https://community.checkpoint.com/fyrhh23835/attachments/fyrhh23835/maestro/1191/1/Check%20Mates%20Maestro%20under%20the%20hood%202022.pptx :https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails= & solutionid=sk147853 & partition=Basic & product=Maestro

_tcpdump " probably collects traffic dumps from all active appliances within a security group, aligning with the naming convention and function of similar commands in scalable platforms.

References

•Maestro Expert (CCME) Course - Check Point Software, page 331

•What is ‘IN’ and ‘OUT’ of g_tcpdump? - Check Point CheckMates2

•CHECK POINT MAESTRO EXPERT, page 23

The correction rate is the percentage of connections that require correction by the correction layer, which is a mechanism that ensures that the traffic is processed by the correct SGM in the Security Group. The correction rate depends on the distribution mode (Layer 3 or Layer 4) and the traffic pattern. In some scenarios, such as when the traffic is asymmetric or when the distribution mode is Layer 4, the correction rate can approach 100 percent of all connections. This is not a problem, as the correction layer is designed to handle such situations without affecting the performance or availability of the Security Group1.

References = Maestro Expert (CCME) Course - Check Point Software, page 16.

The SMO Master is the SGM that is responsible for synchronizing the configuration and policy with the other SGMs in the security group. The SMO Master is automatically designated as the SGM with the lowest member ID, which is usually the first one added to the security group. The SMO Master can be changed manually if needed.

The Management ports located on the Rear Panel of the Orchestrator MHO-140 are out-of-band interfaces that provide access to the Orchestrator itself for configuration and management purposes. They are not used for traffic distribution or connectivity to the Security Groups or the external networks. They are 1Gbps RJ-45 ports that can be connected to a switch or a router.

References

•Maestro Hyperscale Orchestrator Datasheet - Check Point Software1, page 2

•Quantum Maestro Getting Started Guide - Check Point CheckMates2, page 4