EMT Practice Test

1. Question Content...

---

Question1: Two LTM devices must be manually configured to restrict in the same Device Group.
What is the correct order of steps to meet this requirement?

Question2: Refer to the following iRule:

What is a complete list of profiles that must be applied to the virtual server for this iRule?

Question3: Refer to the exhibit.

The http monitor is applied to a pool All members are enabled One pool member stops responding TCP port 80. The server still responds to ping.
What is the resulting status of this pool member?

Question4: An LTM Administrator receives an email from the NOC stating that the switch connected to the backend server was shut down for maintenance. The BIG-IP device handles only UDP traffic. The BIG IP device did not fail over to a DR location when no pool members were available.
When the LTM Administrator checks the pool, it confirms that the monitor is still marking UP the pool member.
A tcpdump of the traffic shows the following output:

A list of the monitor configuration shows the following:

Which two modifications to the LTM configuration will mark this pool member down, when the switch is down? (Choose two.)

Question5: An LTM Specialist is removing some of the load off an existing cluster by adding a adding a third BIG-IP device to the device group. The new device can deliver twice the performance of the other two devices.
The LTM Specialist needs to make sure that the BIG-IP device with the highest available capacity is always selected to take over a traffic group in the event of a failover.
Which failover method is most appropriate?

Question6: Exhibit.

The three VLANS shown provide connectivity to backend servers. The backend servers are being moved to unmanaged switches and require separate interfaces.
How should the F5 device interfaces be configured?

Question7: An application is being load balanced through the LTM device using the configuration displayed below.
The network has been re-engineered to NAT all client connection. As a result, all client connections are hitting the same pool member.


Which changes should the LTM Specialist make in order to restore load balancing functionality wile maintaining session persistence?

Question8: An LTM Specialist must reconfigure a BIG-IP system that load balances traffic to a web application. The security department has informed the LTM Specialist that the following cipher string must be used for TLS connections from BIG-IP to the web application.
NATIVE:IMDS:EXPORT:IDHE:EDH@SPEED
In which virtual server profile should the cipher string be configured?

Question9: An LTM Specialist needs to upgrade all guests on a Viprion eight CMP guests.
What is the maximum number of guests that the LTM Specialist should upgrade at once?

Question10: An application is expected to maintain more than 100,000 concurrent TCP connections to a single pool member.
What is an appropriate SNAT configuration in this situation?

Question11: An LTM Specialist needs to create a virtual server to pass TCP traffic to three pool members.
Which two virtual server types should be used to meet the requirements? (Choose two)

Question12: TWO LTM devices are in the same Device Group and configured for Ac live/Standby Failover. The LTM Specialist observes that the HA Active and Standby device constantly changes state. All network links use the default route domain A dedicated fiber ink is used for the HA connection with a latency of 250 ms but no packet loss.
What is causing the change in failover state to occur?

Question13: An LTM Specialist needs to load balance an application using an LTM device to meet the requirements:
The application servers do NOT Support SSL, but client access to the application should be secured.
Multiple requests from the same client should be sent to the same pool member.
All pool members will have roughly the same processing power, and traffic should be distributed evenly.
The LTM device is NOT the pool members' default gateway.
which configuration should the LTM Specialist.

Question14: An LI M device is experiencing a high volume of traffic. The virtual server is struggling under the load. The problem appears to be on the server side connections. The virtual server is accepting connections . The virtual server is accepting connections on https and is configured with an SSL profile and http pool.
What should be added to increase the performance of the device?

Question15: An LTM Specialist needs to configures virtual server that uses PVA or OPVA Which virtual server type should be used?

Question16: A new DNS virtual server has been configured. Testing reveals that DNS server has failed to accept DNS over TCP. The configuration of the virtual server is as follows:

Which action should be taken to correct this issue?

Question17: A pool with a default connection limit is configured to use Round Robin as the load balancing method. An LTM Specialist needs to ensure that the LTM device selects a server with the fewest number of connections when new clients connect. Another pool is using the same set of backend servers.
Which load balancing-method should the pool be changed to?

Question18: A pool has four members. Ail of the servers have been designed and configured with the same application. Each client's request can significantly the performance of the servers.
Which load balancing method should the LTM Specialist use to maintain a relatively even load across all servers?

Question19: Refer to the Exhibit.

An LTM Specialist notices that two members in a pool are overloaded. To relive the existing members a fourth member (10.128.20.14) is brought up.
How many member will receive and process new connections?

Question20: A virtual server is configured to handle https traffic. The clientssl profile is configured to use a2048-bit RSA key. Due to security requirements, is the LTM Specialist needs to use a 4096-bit RSA key in the future.
What two effects will this change have on the BIG-IP device? (Choose two)

Question21: An application is sensitive to packet loss and unexpected session termination. A pair of LTM devices is configured in an Active/Standby high availability configuration. SNATS are NOT used and the virtual server contains a Universal Persistence profile.
which two actions must an LTM Specialist take to ensure the sessions are maintained between the client and server during an LTM device failover event while maintaining maximum uptime? (Choose two.)

Question22: Where does a LTM Specialist view all of the objects that are part of a deployed iApp?

Question23: A web server's default gateway is the network router. The LTM Specialist needs to introduce an LTM device to load balance to the web servers without changing the server's default gateway.
Which deployment method and settings should the LTM Specialist use to ensure correct traffic flow and that the web servers can obtain the actual con IP addresses?

Question24: Refer to the exhibit.

A pool is contoured with four members. A user has a current connection established with 10.18.1.40. The virtual server has a persistence Profile configured.

Question25: Refer to the exhibit.

The http monitor is applied to a pool. All members are enabled. One server responds as follows.

What is the resulting status of this poo! member?

Question26: An LTM Specialist has trouble with SNMP traps in the management network The ITM Specialist takes the network capture shown to troubleshoot:

What should the UM Specialist change to capture packets related to this workflow?

Question27: An HTTP monitor is created and assigned to a pool with the following non-default configuration:
Interval: 7 seconds
Timeout: 22 seconds
Reverse: Yes
Send String: GET/status.html HTTP/1.1/r/nHost:test.example.com/r/nConnector:Close Receive String: Up The HTTP server sends the following response:

What is the resulting pool status?

Question28: Exhibit.

An LTM Specialist needs to configure VS^HTTP and VS_DB for an online shopping site. The VS HTTP passes the client requests to the webservers. The webservers query the database servers through the VS_DB. Initially, the LTM Specialist finds the database servers directly return the packets to the webservers.
which setting must be enabled for the configuration to function correctly?

Question29: Refer to the exhibit.

An LTM Specialist has multiple SNAT and virtual server objects configured as in the bigip.conf shown.
The LTM Specialist tests a connection from a client with. IP 172.163.31.11 to 192.168.0.100:80.
Which two objects will show an increase in Local Traffic statistics connections?

Question30: Consider the monitor configuration displayed below.

What is the status of a pool member that responds with ''200 OK''?

Question31: A custom TCP application using a single server is being migrated to the LTM device. A server is being added to the pool. The application is known to violate the TCP protocol RFC. The application currently works without error from a user perspective.
Which virtual server type is appropriate in this situation?

Question32: An LTM Specialist needs to apply SNAT using currently used SNAT pool to a new virtual server.
What needs to be completed before applying that configuration change?

Question33: A web developer needs a virtual server configured for an application.
The application details are as follows:
Application is accessed on port 443.
The application traffic is encrypted by the server.
HTTP is not being used. No data manipulation is necessary.
Throughput is critical.
NO connections are terminated on the LTM.
Which configuration provides the best performance?
A)

B)

C)

D)

Question34: Six servers have a varying number of connections that change based on the user load.
Which load balancing method should an LTM Specialist apply to divided the web application traffic to the servers on the relative performance trend?

Question35: AN LIM Specialist must upgrade the VCMP Guest active/standby LTM pair from version 11.3 to 11.5.3 on two VCMP Hosts.
where should the LTM Specialist import the latest 11.5.3 ISO images?

Question36: A virtual server configuration for traffic destined to a server is as shown:

HTTP traffic is destined to the 10 10.20.1 server from the source
Based on precedence, which virtual server accepts this traffic?

Question37: Exhibit.

The server team has recently configured the three new DNS servers shown for the data center. No current DNS servers are currently configured on the LTM device.
Which command should be used to configure the LTM device to use the new DNS servers?

Question38: An LTM Specialist needs to enable TCP connection re-use for a non-HTTP application. The application uses a simple request response protocol where each request and response is contained within a single packet.
Which configuration option should the LTM Specialist adjust?

Question39: An LTM Specialist to configure a backend server to be disabled it takes longer than 30 seconds to respond to a request.
Which values should the LTM Specialist enter for interval and timeout?

Question40: Exhibit.

- The ITM devices LTM 1 and LTM2 are configured in Device Group X (Sync-Failover)
- LTM3 and LTM4 are configured in Device Group Y (Sync-Only)
- An LTM specialist configures Device Group Z (Sync-Only) to keep several profiles in (sync-Only) to keep several profiles in sync across all devices.
- Device GROUP X has four Traffic Groups A, B, C and D configured.
- Device Group Y has four Traffic Groups E, F, G, and H configured
- Auto Fallback IS NOT Enabled.
- Each Device group is healthy and able to pass traffic for any traffic group assigned to that Device Group.
The data center that contains LTM2 and LTM4 loses power. After 10 minutes; power is restored and all devices are up and healthy.
What is the state of each Traffic Group on each ITM device after power is restored?
A)

B)

C)

D)

Question41: The network team has recently added a new syslog server with IP address 10.1.1.1.
Which command adds the new syslog entry on the F5 LTM device?
A)

B)

C)

D)

Question42: An LTM Specialist needs to use a set of addresses to access an Internet website in an outbound configuration.
Which feature should the LTM Specialist configure?

Question43: When importing a PEM formatted SSL certificate, which text needs to appear first in the file?

Question44: An LTM device configuration is as shown:
An LTM device configuration is as shown

What should be the two expected outcomes based on this configuration? (Choose two.)

Question45: An application requires load balancing functionality. The application must be encrypted to the client.
Certain content must be manipulated by the following IRule:

Which set of profiles must be applied to the virtual server?

Question46: Four members in a server pool have similar hardware platforms. An LTM Specialist needs the load balancing method that can select the server with the fewest entries in the persistence table.
Which load balancing method should the LTM Specialist use?

Question47: To improve application security, an LTM Specialist must configure a BIG application access. The BIG IP system to authenticate the client certificate before permitting application access. The BIG-IP system must also support the ability to red to redirect users to a certificate enrolment system without generating a browser error.
Within the Client SSL profile, which value should the LTM Specialist select for the Client Certificate option?

Question48: AN LTM Specialist needs to determine the delay between an LTM device and the internal web server for a specific client.
Which two AVR reporting options should the LTM Specialist enable to measure the delay? (Choose two.)

Question49: An LTM Specialist needs to provide statistics regarding the round-trip time between the clients and the servers.
Which metric should be part of the analytics profile to provide that information?

Question50: Which Standard Virtual Server settings should an LTM Specialist use to load balance across routed path of two different ISPs?

Question51: An LTM Specialist needs to add a pool that will load balance MYSOL services. It has four members, each with differing hardware platforms. All pool members are already assigned to another pool for load balancing FTP traffic.
Which load balancing method is most effective when the LTM Specialist sets up the pool?