Most UptoDate F5 301b Exam Dumps PDF 2022
100% Free F5 Networks Certification Study Materials 301b Dumps PDF Demo Cert Guide Cover
Mandatory Prerequisites
The vendor states that one should have a valid F5-CA, BIG-IP certification before aiming at the F5 301B exam. One more eligibility requirement is to first secure the passing grades in 301A BIG IP LTM Specialist: Architect, Set up, Deploy Exam. This demonstrates a firm knowledge base and makes the whole path much easier.
NEW QUESTION 39
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
Users report that a web application works incorrectly. Sometimes contextual data displayed on the web pages is accurate; other times it is inaccurate.
The LTM administrator looks at the connection table with a filter on one of the client IP addresses currently connected using the command "tmsh show sys connection cs-client-addr 10.0.20.1" with the following results:
10.0.20.1:60048 10.0.20.88:80 10.0.20.1:60048 172.16.20.1:80 tcp 3 (tmm: 0)
10.0.20.1:60050 10.0.20.88:80 10.0.20.1:60050 172.16.20.3:80 tcp 3 (tmm: 0)
10.0.20.1:60047 10.0.20.88:80 10.0.20.1:60047 172.16.20.2:80 tcp 3 (tmm: 0)
10.0.20.1:60049 10.0.20.88:80 10.0.20.1:60049 172.16.20.1:80 tcp 3 (tmm: 0) What is the solution to the problem?
- A. Set up an HTTP cookie insert profile in the virtual server.
- B. Synchronize the clock of the LTM device with NTP.
- C. Modify the load balancing method attached to the pool.
- D. Modify the setup of the monitor bound to the pool used by the application.
Answer: A
NEW QUESTION 40
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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.
ltm monitor http http_mon {
defaults-from http
destination *:*
interval 5
recv "200 OK"
send "GET /\\r\\n"
time-until-up 0
timeout 16
}
What is the issue?
- A. The pool member is responding without HTTP headers.
- B. The pool member is responding with a 404.
- C. The HTTP headers are compressed.
- D. The request is NOT being received by the pool member.
Answer: A
NEW QUESTION 41
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Refer to the exhibits.
Users are able to access the application when connecting directly to the web server but are unsuccessful when connecting to the virtual server. Return traffic bypasses the LTM device using Layer 2 nPath routing.
Which configuration change resolves this problem?
- A. Configure the VIP address on the loopback interface of the web server.
- B. Configure the virtual server to listen on port 80 on the LTM device.
- C. Enable a SNAT pool on the LTM device.
- D. Configure a route on the web server to the client subnet.
- E. Disable address translation on the LTM device.
Answer: A
NEW QUESTION 42
An LTM Specialist configured a virtual server to load balance a custom application. The application works when it is tested from within the firewall but it fails when tested externally. The pool member address is 192.168.200.10:80. A capture from an external client shows:
GET /index.jsp HTTP/1.1 Host: 207.206.201.100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20100101
Firefox/15.0.1 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Connection: keep-alive HTTP/1.1 302 Found DatE.Wed, 17 Oct 2012 23:09:55 GMT Server: Apache/2.2.15 (CentOS) Location: http://192.168.200.10/user/home.jsp Content-LengtH.304 Connection: close
What is the solution to this issue?
- A. Configure redirect rewrite option in the HTTP profile.
- B. Add a Web Acceleration Profile to the virtual server.
- C. Assign a SNAT pool to the virtual server.
- D. Configure a content filter on the backend web server.
Answer: A
NEW QUESTION 43
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?
- A. tmsh show running-config /auth radius
- B. tmsh show running-config /sys auth radius
- C. tmsh show running-config /sys auth radius-server
- D. tmsh show running-config /auth configuration
Answer: A
NEW QUESTION 44
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Refer to the exhibit.
A server administrator notices that one server is intermittently NOT being sent any HTTP requests. The server logs display no issues. The LTM Specialist notices log entries stating the node (172.16.20.1) status cycling between down and up. The pool associated with the virtual server (10.10.1.100) has a custom HTTP monitor applied.
Which tcpdump filter will help trace the monitor?
- A. tcpdump -i internal port 80 and host 172.16.1.33
- B. tcpdump -i internal port 80 and host 172.16.1.31
- C. tcpdump -i external port 80 and host 172.16.20.1
- D. tcpdump -i external port 80 and host 10.10.1.100
Answer: B
NEW QUESTION 45
An LTM device has been configured to log the reasons for generating TCP RST packets.
The following log entry occurs:
"01230140:3: RST sent from 192.168.1.100:80 to 192.168.1.124:39272, [0x112d82a:1721] {peer} TCP RST from remote system." Which condition will trigger this log entry?
- A. The LTM device has reached the maximum number of allowed attempts to send the data segment to the affected TCP connection.
- B. The LTM device reset the connection because no pool members are available.
- C. A virtual server connection limit has been reached.
- D. The host at the other end terminated the TCP connection.
Answer: D
NEW QUESTION 46
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Refer to the exhibits.
When observing the AVR statistics for the HTTPS_VS, an LTM Specialist realizes that HTTP status codes are NOT being recorded.
How should the LTM Specialist modify the configuration to record the HTTP status codes?
- A. enable Collected Entities, Response Codes on the analytics profile
- B. assign a streaming profile to the virtual server
- C. enable Statistics Logging Type, External on the analytics profile
- D. assign client SSL and server SSL profiles to the virtual server
Answer: A
NEW QUESTION 47
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-- Exhibit --
Refer to the exhibit.
A user is unable to access an HTTP application via a virtual server.
What is the cause of the failure?
- A. The host header requires a host name.
- B. The Connection: Keep-Alive header is set.
- C. There is no pool member available to service the request.
- D. The virtual server is in the disabled state.
Answer: C
NEW QUESTION 48
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Refer to the exhibits.
An LTM Specialist configures a virtual server for an internal application to perform client-side encryption while allowing the server-side traffic to be unencrypted. Application users report that images are NOT loading through the virtual server; however, images load when going directly to the server.
What should the LTM Specialist configure to allow the images to load through the virtual server?
- A. HTTP profile with "SSL Offload" enabled
- B. Stream profile with target "http:" and source "https:"
- C. HTTP profile with "SSL Offload" disabled
- D. Stream profile with source "http:" and target "https:"
Answer: D
NEW QUESTION 49
A web application is meant to log the URI of the resource that responded to the client's initial Request-URI.
Which HTTP header will supply this information?
- A. Server
- B. Via
- C. Trailer
- D. Referer
Answer: D
NEW QUESTION 50
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Refer to the exhibits.
Every monitor has the same Send String, Recv String, and an Alias of *:*. The LTM Specialist simplifies the configuration to minimize the number of monitors.
How many unique monitors remain?
- A. 0
- B. 1
- C. 2
- D. 3
- E. 4
Answer: C
NEW QUESTION 51
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-- 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?
- A. Set the virtual server to listen on port 443 (HTTPS).
- B. Select the appropriate "SSL Profile (Client)" in the virtual server settings.
- C. Adjust the SSL key length in the SSL profile to match the minimum required by the client.
- D. Upgrade the client to support the appropriate SSL cipher suite.
Answer: B
NEW QUESTION 52
- Exhibit --
-- Exhibit --
Refer to the exhibit.
A company uses a complex piece of client software that connects to one or more virtual servers hosted on an LTM device. The client software is experiencing issues. An LTM Specialist must determine the cause of the problem.
The LTM Specialist has the tcpdump extract and knows the client source IP is 168.210.232.5.
Assuming no wildcard virtual servers, how many distinct virtual servers does the client connect to on the LTM device?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 53
A failover event is recorded in the log messages:
Jan 01 00:00:50 BIG-IP notice sod[5855]: 01140029:5: HA proc_running tmm fails action is go offline and down links.
Jan 01 00:00:50 BIG-IP notice sod[5855]: 010c0050:5: Sod requests links down. Jan 01 00:00:50 BIG-IP notice sod[5855]: 010c0054:5: Offline for traffic group /Common/traffic-group-1.
Jan 01 00:00:50 BIG-IP notice sod[5855]: 010c003e:5: Offline
Jan 01 00:00:50 BIG-IP notice logger: /usr/bin/tmipsecd --tmmcount 4 ==> /usr/bin/bigstart stop racoon Jan 01 00:00:50 BIG-IP info lacpd[5502]: 01160016:6: Failover event detected.
(Switchboard failsafe disabled while offline)
Jan 01 00:00:51 BIG-IP err bcm56xxd[5296]: 012c0010:3: Failover event detected. Marking external interfaces down. bsx.c(3633) Jan 01 00:00:51 BIG-IP info bcm56xxd[5296]: 012c0015:6: Link: 1.1 is DOWN Jan 01 00:00:56 BIG-IP notice mcpd[5318]: 0107143c:5: Connection to CMI peer 10.0.0.3
has been removed
Jan 01 00:00:56 BIG-IP notice mcpd[5318]: 0107143a:5: CMI reconnect timer: enabled
Jan 01 00:00:56 BIG-IP notice mcpd[5318]: 01071431:5: Attempting to connect to CMI peer 10.0.0.3 port 6699
What is the cause of the failover?
- A. A switchboard failure caused system fail-safe to initiate the failover.
- B. TMM failed, and VLAN fail-safe initiated the failover.
- C. Loss of connection to CMI peer 10.0.0.3 initiated the failover.
- D. TMM failed, and system fail-safe initiated the failover.
Answer: D
NEW QUESTION 54
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-- Exhibit --
Refer to the exhibit.
A server administrator notices that one server is intermittently NOT being sent any HTTP requests. The server logs display no issues. The LTM Specialist notices log entries stating the node (172.16.20.1) status cycling between down and up. The pool associated with the virtual server (10.10.1.100) has a custom HTTP monitor applied.
Which tcpdump filter will help trace the monitor?
- A. tcpdump -i internal port 80 and host 172.16.1.33
- B. tcpdump -i internal port 80 and host 172.16.1.31
- C. tcpdump -i external port 80 and host 172.16.20.1
- D. tcpdump -i external port 80 and host 10.10.1.100
Answer: B
NEW QUESTION 55
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
A user is unable to access a secure application via a virtual server.
What is the cause of the issue?
- A. The client and server CANNOT agree on a common cipher.
- B. The virtual server does NOT have a client SSL profile configured.
- C. The client authentication failed.
- D. The virtual server does NOT have a pool configured.
Answer: C
NEW QUESTION 56
An LTM Specialist is troubleshooting an HTTP monitor. The pool member is accessible directly through a browser, but the HTTP monitor is marking the pool member as down.
GET / HTTP/1.1
HTTP/1.1 400 Bad Request DatE.Tue, 23 Oct 2012 21:39:07 GTM Server: Apache/2.2.22 (FreeBSD) PHP/5.4.4 mod_ssl/2.2.22 OpenSSL/0.9.8q DAV/2 Content-LengtH.226 Connection: close Content-TypE.text/html; charset=iso-8859-1
Which issue is the pool member having?
- A. The pool member has too many concurrent connections.
- B. The pool member lacks the object requested by the monitor.
- C. The pool member is rejecting the request because it is invalid.
- D. The pool member is NOT accepting requests from the LTM device IP address.
Answer: C
NEW QUESTION 57
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