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F5 301b Practice Test - Questions Answers, Page 12

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Question 111

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An LTM Specialist with the Administrator role and terminal access of 'tmsh' logs in via ssh and is in the Traffic Manager Shell. The LTM Specialist wants to enter the bash shell to review log files.

Which command does the LTM Specialist need to run to access the bash shell?

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Question 112

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Which command will identify the active LTM device currently handling client traffic?

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Question 113

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Which command should an LTM Specialist use on the command line interface to show the health of RAID array hard drives?

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Question 114

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Which command line interface command will check if the BIG-IP platform contains a packet velocity ASIC (PVA)?

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Question 115

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Which two subsystems could the LTM Specialist utilize to access an LTM device with lost management interface connectivity? (Choose two.)

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Question 116

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A BIG-IP Operator has made a grave error and deleted a few virtual servers on the active LTM device fronting the web browsing proxies. The BIG-IP Operator has NOT yet performed a configuration sync.

Which command should the LTM Specialist execute on the active LTM device to force a failover to the standby node and restore web browsing?

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Question 117

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The output of a tmsh command is: ------------------------------------------------------------ Net::Interface Name Status Bits Bits Errs Errs Drops Drops Colli In Out In Out In Out sions ------------------------------------------------------------ 1.1 down 0 0 0 0 0 0 0 1.2 up 191.4K 0 0 0 374 0 0 1.3 down 0 0 0 0 0 0 0 1.4 up 22.5K 0 0 0 44 0 0 2.1 miss 0 0 0 0 0 0 0 2.2 miss 0 0 0 0 0 0 0 mgmt up 43.2G 160.0G 0 0 0 0 0

Which command was executed on the LTM device to show the output?

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Question 118

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Given:

Filesystem Size Used Avail Use% Mounted on

/dev/md11 248M 248M 0 100% /

/dev/md13 3.0G 76M 2.8G 3% /config

/dev/md12 1.7G 1.1G 476M 71% /usr

/dev/md14 3.0G 214M 2.6G 8% /var

/dev/md0 30G 2.2G 26G 8% /shared

/dev/md1 6.9G 288M 6.3G 5% /var/log

none 3.9G 452K 3.9G 1% /dev/shm

none 3.9G 19M 3.9G 1% /var/tmstat

none 3.9G 1.2M 3.9G 1% /var/run

prompt 4.0M 12K 4.0M 1% /var/prompt

/dev/md15 12G 8.3G 3.1G 74% /var/lib/mysql

Which command is used to produce this output?

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Question 119

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An LTM Specialist realizes that a datacenter engineer has changed the console baud rate.

Which command determines the current baud rate via the command line interface?

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Question 120

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The LTM device is configured for RADIUS authentication. Remote logins are failing and the LTM Specialist must verify the RADIUS configuration.

How should the LTM Specialist check the RADIUS server and shared secret configured on the LTM device?

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An LTM Specialist configures an HTTP monitor as follows: ltm monitor http stats_http_monitor { defaults-from http destination *:* interval 5 recv 'Health check: OK' send 'GET /stats/stats.html HTTP/1.1\\r \\nHost : www.example.com\\r\\nAccept-EncodinG. gzip, deflate \\r\\nConnection : close\\r\\n \\r\\n' time-until-up 0 timeout 16 } The monitor is marking all nodes as down. A trace of the HTTP conversation shows the following: GET /stats/stats.html HTTP/1.1 Host: www.example.com Accept-EncodinG. gzip, deflate Connection: close HTTP/1.1 401 Authorization Required DatE. Tue, 23 Oct 2012 19:38:56 GMT Server: Apache/2.2.15 (Unix) WWW-AuthenticatE. Basic realm='Please enter your credentials' Content-LengtH. 480 Connection: close Content-TypE. text/html; charset=iso-8859-1 Which action will resolve the problem?
An LTM Specialist configures the following iRule on an LTM device: when HTTP_REQUEST { if {[string tolower [HTTP::uri]] contains '/URI1/' } { pool Pool1 } elseif {[string tolower [HTTP::uri]] contains '/URI2/' } { pool Pool2 } elseif {[string tolower [HTTP::uri]] contains '/URI3/' } { pool Pool3 } else { pool Pool4} } Given the following request: http://www.example.comURI1/index.html?fu=bar&pass=1234 Which pool will be selected by the iRule?
An LTM device is serving an FTP virtual server that has three pool members. The FTP pool members are monitored via TCP port 21. Customers are reporting that they are able to log in, but are sometimes unable to upload files to the server. Which monitor should the LTM Specialist configure to verify that the servers can handle file uploads?
The LTM Specialist is writing a custom HTTP monitor for a web application and has viewed the content by accessing the site directly via their browser. The monitor continually fails. The monitor configuration is: ltm monitor http /Common/exampleComMonitor { defaults-from /Common/http destination *:* interval 5 recv 'Recent Searches' send 'GET /app/feed/current\?uid=20145 HTTP/1.1 \\r\\nHost : www.example.com\\r\\nAccept-EncodinG. gzip, deflate \\r\\nConnection : close\\r\\n \\r\\n' time-until-up 0 timeout 16 } A trace shows the following request and response: Request: GET /app/feed/current?uid=20145 HTTP/1.1 Host www.example.com Accept-Encoding gzip, deflate Connection: close Response: HTTP/1.1 302 Moved Temporarily Date Wed, 17 Oct 2012 18:45:52 GMT Server Apache Location https://example.com/login.jsp Content-Encoding gzip Content-Type text/html;charset=UTF-8 Set-CookiE. JSESSIONID=261EFFBDA8EC3036FBCC22D991AC6835; Path=/app/feed/current?uid=20145 What is the problem?
-- Exhibit -- -- Exhibit -- Refer to the exhibit. An LTM Specialist is troubleshooting an HTTP monitor that is marking a pool member as down. Connecting to the pool member directly through a browser shows the application is up and functioning correctly. How should the send string be modified to correct this issue?
-- Exhibit -- -- Exhibit -- Refer to the exhibit. An LTM Specialist is troubleshooting a new HTTP monitor on a pool. The pool member is functioning correctly when accessed directly through a browser, although the monitor is marking the member as down. As part of the troubleshooting, the LTM Specialist has captured the monitor traffic via tcpdump. How should the LTM Specialist resolve this issue?
-- Exhibit -- -- Exhibit -- Refer to the exhibit. A client attempts to connect from a Google Chrome browser to a virtual server on a BIG-IP LTM. The virtual server is SSL Offloaded. When the client connects, the client receives an SSL error. The client receives the same errors when trying Mozilla Firefox and Internet Explorer browsers. The LTM Specialist does an ssldump on the virtual server and receives the results as per the exhibit. How should this be resolved?
-- Exhibit -- -- Exhibit -- Refer to the exhibit. An LTM device is used to load balance web content over a secure channel. The developers of the web content have done a trace using an HTTP profiler application. They believe that allowing the LTM device to compress traffic to the client will improve performance. The client can utilize GZIP or deflate compression algorithms. An LTM Specialist must implement the compression. The LTM Specialist has completed the following actions: 1. Create the relevant profile. 2. Apply the relevant profile to the virtual server (VS). After applying the relevant profile, the LTM device is failing to compress the traffic. Instead, the traffic is being served with an error. What is the problem?
-- Exhibit -- -- Exhibit -- Refer to the exhibit. Which step should an LTM Specialist take next to finish upgrading to HD1.3?
An LTM Specialist configures a new HTTP virtual server on an LTM device external VLAN. The web servers are connected to the LTM device internal VLAN. Clients trying to connect to the virtual server are unable to establish a connection. A packet capture shows an HTTP response from a web server to the client and then a reset from the client to the web server. From which two locations could the packet capture have been collected? (Choose two.)