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F5 303 certification exam is beneficial for professionals who want to enhance their knowledge and skills in application security and secure application delivery. BIG-IP ASM Specialist certification helps professionals to validate their expertise in BIG-IP ASM systems and gain recognition in the industry. BIG-IP ASM Specialist certification provides a competitive edge to professionals in the job market and opens up opportunities for career growth and advancement. Overall, the F5 303 certification exam is a valuable credential for professionals who want to specialize in application security and secure application delivery.
NEW QUESTION # 184
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.)
- A. network interface of client machine
- B. management VLAN interface of the LTM device
- C. internal VLAN interface of the LTM device
- D. network interface of web server
- E. external VLAN interface of the LTM device
Answer: A,D
NEW QUESTION # 185
A BIG-IP Administrator uses a device group to share the workload and needs to perform service on a BIG-IP device currently active for a traffic group. The administrator needs to enable the traffic group to run on another BIG-IP device in the device group. What should the administrator do to meet the requirement?
- A. Select Traffic Group on Primary Unit and then select Demote
- B. Select Traffic Group and then select Force to Standby
- C. Select Traffic Group and then select Failover
- D. Create a new Traffic Group and then fail to Standby Unit
Answer: B
NEW QUESTION # 186
A new VLAN vlan301 has been configured on a highly available LTM device in partition ApplicationA. A new directly connected backend server has been placed on vlan301. However, there are connectivity issues pinging the default gateway. The VLAN self IPs configured on the LTM devices are 192.168.0.251 and
192.168.0.252 with floating IP 192.168.0.253. The LTM Specialist needs to perform a packet capture to assist with troubleshooting the connectivity.
Which command should the LTM Specialist execute on the LTM device command line interface to capture the attempted pings to the LTM device default gateway on VLAN vlan301?
- A. tcpdump -ni vlan301 'host 192.168.0.253'
- B. tcpdump -ni /ApplicationA/vlan301 'host 192.168.0.253'
- C. tcpdump -ni vlan301 'host 192.168.0.251 or host 192.168.0.252'
- D. tcpdump -ni /ApplicationA/vlan301 'host 192.168.0.251 or host 192.168.0.252'
Answer: B
NEW QUESTION # 187
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
A failover has just occured on BIG-IP1. BIG-IP2 is now active and manages traffic as expected. Both Bigip's are set with a gateway failsafe to check the reachability of the main border router. Switches have performed as expected.
Where should the LTM Specialist check for potential issues?
- A. Network Interface 1.1 of BIG-IP 1
- B. Network Interface 2.2 of BIG-IP 1
- C. Network Interface 2.2 of BIG-IP 2
- D. Network Interface 2.1 of BIG-IP 2
- E. Network Interface 1.1 of BIG-IP 2
- F. Network Interface 2.1 of BIG-IP 1
Answer: F
NEW QUESTION # 188
An LTM Specialist is experiencing issues in a failover event. Certain long-lasting FTP event. Certain long-lasting FTP connections using a single node pool are forced to reconnect. The bigip.conf extract isshown:
What does the LTM Specialist need to change in the configuration to avoid this issue?
- A. snatpool
- B. persistence mirroring
- C. ftp profile
- D. connection mirroring
Answer: D
Explanation:
Explanation
The stem mentions that it is a single server node, sothere is no need to consider the factors of session maintenance. The actual requirement is to maintain the original connection status during failover. You need to configure connection mirroring to synchronize the connection status between the devices in the cluster in real time.
NEW QUESTION # 189
Which two items can be logged by the Application Visibility Reporting analytics profile? (Choose two.)
- A. Per Virtual Server CPU Utilization
- B. HTTP version
- C. User Agent
- D. HTTP Response Codes
Answer: C,D
NEW QUESTION # 190
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?
- A. to the secondary vCMP Host and the standby Guest instance
- B. to both VCMP Hosts
- C. to the VCMP Guest instances
- D. to the primary VCMP Host and the active Guest instance
Answer: C
NEW QUESTION # 191
A BIG-IP Administrator needs to determine which pool members in a pool have been manually forced offline and are NOT accepting any new traffic. Which status icon indicates this?
A)
B)
C)
D)
- A. Option
- B. Option
- C. Option
- D. Option
Answer: B
NEW QUESTION # 192
When re-licensing an LTM device from the command line interface, which tmsh command should the LTM Specialist use to generate the required information to provide on the F5 licensing portal?
- A. tmsh generate /sys dossier
- B. tmsh list /sys registration-key
- C. tmsh run /util get-dossier
- D. tmsh install /sys license registration-key
Answer: C
NEW QUESTION # 193
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 groupassigned 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)
- A. Option C
- B. Option B
- C. Option A
- D. Option D
Answer: C
NEW QUESTION # 194
Which file should the BIG-IP Administrator check to determine when a Virtual Server changed its status
- A. /var/log/audit
- B. /var/log/tm
- C. /var/log/lastlog
- D. /var/log/monitors
Answer: B
NEW QUESTION # 195
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?
- A. Add a valid username and password to the monitor.
- B. Add an NTLM profile to the virtual server.
- C. Add a backslash before the colon in the receive string.
- D. Use an HTTPS monitor with a valid certificate instead.
Answer: A
NEW QUESTION # 196
An LTM Specialist has trouble with SNMP traps in the management network The ITM Specialist takes the network capture shown to troubleshoot:
Whatshould the UM Specialist change to capture packets related to this workflow?
- A. the tcpdump filter expression
- B. the port
- C. the verbose level
- D. the interface
Answer: D
NEW QUESTION # 197
-- Exhibit -
-- Exhibit --
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.
What is the cause of the application access problem?
- A. The client has no route to the web server.
- B. The virtual server has address translation disabled.
- C. The virtual server has SNAT disabled.
- D. The virtual server is NOT configured to listen on port 80.
- E. The web server is NOT responding on the correct port.
Answer: B
NEW QUESTION # 198
A Virtual Server uses an iRule to send traffic to pool members depending on the URI. The BIG-IP Administrator needs to modify the pool member in the iRule.
Which event declaration does the BIG-IP Administrator need to change to accomplish this?
- A. HTTP_RESPONSE
- B. CLIENT_ACCEPTED
- C. HTTP_REQUEST
- D. SERVER_CONNECTED
Answer: C
Explanation:
Explanation
According to the UR! distribution is the category of HTTP requests, need to trigger HTTP_REQUEST event.
NEW QUESTION # 199
An LTM device is load balancing telnet and ssh applications in a client/server environment experiencing significant packet delay.
Which setting in the TCP profile should reduce the amount of packet delay?
- A. disable Nagle's Algorithm
- B. disable Bandwidth Delay
- C. enable Proxy Maximum Segment
- D. increase Maximum Segment Retransmissions
Answer: A
NEW QUESTION # 200
Given this as the first packet displayed of an ssldump:
2 2 1296947622.6313 (0.0001) S>CV3.1(74) Handshake
ServerHello
Version 3.1
random[32]=
19 21 d7 55 c1 14 65 63 54 23 62 b7 c4 30 a2 f0
b8 c4 20 06 86 ed 9c 1f 9e 46 0f 42 79 45 8a 29
session_id[32]=
c4 44 ea 86 e2 ba f5 40 4b 44 b4 c2 3a d8 b4 ad
4c dc 13 0d 6c 48 f2 70 19 c3 05 f4 06 e5 ab a9
cipherSuite TLS_RSA_WITH_RC4_128_SHA
compressionMethod NULL
In reviewing the rest of the ssldump, the application data is NOT being decrypted.
Why is ssldump failing to decrypt the application data?
- A. The BigDB Key Log.Tcpdump.Level needs to be adjusted.
- B. The application data is encrypted with TLSv1.
- C. The application data is encrypted with SSLv3.
- D. The data is contained within a resumed TLS session.
Answer: D
NEW QUESTION # 201
An IT administrator wants to log which server is being load balanced to by a user with IP address 10.10.10.25.
Which iRule should the LTM Specialist use to fulfill the request?
- A. when SERVER_CONNECTED {
if { [IP::addr [clientside [IP::remote_addr]] equals 10.10.10.25]} {
log local0. "client 10.10.10.25 connected to pool member [IP::addr [LB::server addr]]" }
} - B. when CLIENT_ACCEPTED {
if { [IP::addr [clientside [IP::remote_addr]] equals 10.10.10.25]} {
log local0. "client 10.10.10.25 connected to pool member [IP::addr [LB::server addr]]" }
} - C. when CLIENT_ACCEPTED {
if { [IP::addr [IP::remote_addr] equals 10.10.10.25]} {
log local0. "client 10.10.10.25 connected to pool member [IP::addr [LB::server addr]]" }
} - D. when SERVER_CONNECTED {
if { [IP::addr [IP::remote_addr]] equals 10.10.10.25]} {
log local0. "client 10.10.10.25 connected to pool member [IP::addr [LB::server addr]]" }
}
Answer: A
NEW QUESTION # 202
An LTM device is monitoring pool members on port 80. The LTM device is using an HTTP monitor with a send string of GET / and a blank receive string.
What would cause the pool members to be marked down?
- A. A pool member responds with an HTTP 300 series response code.
- B. A pool member responds with an HTTP 200 series response code.
- C. A pool member does NOT acknowledge the connection SYN on port 80.
- D. A pool member responds with an HTTP 500 series response code.
- E. A pool member responds with an HTTP 400 series response code.
Answer: C
NEW QUESTION # 203
A Standard Virtual Server configured for an application reports poor network performance. This application is accessed mainly from computers on the Internet.
What should the BIG-IP Administrator configure on the Virtual Server to achieve better network performance?
- A. Protocol Profile (Client) with f5-tcp-wan and Protocol Profile (Server) with f5-tcp-lan
- B. Protocol Profile (Client) with fS-tcp-lan and Protocol Profile (Server) with f5-tcp-wan
- C. Protocol Profile (Client) with f5-tcp-lan
- D. Protocol Profile (Client) with f5-tcp-optimized
Answer: A
NEW QUESTION # 204
Which command should an LTM Specialist use on the command line interface to show the health of RAID array hard drives?
- A. tmsh show /ltm raid disk
- B. tmsh show /sys raid status
- C. tmsh show /ltm disk status
- D. tmsh show /sys raid disk
Answer: D
NEW QUESTION # 205
A webserver is being overloaded with HTTPS traffic. To decrease the load on the server, the LTM Specialist and the Server. Administrator decide to perform SSL offloading on the LTM device. The configuration of the virtual server is as follows:
Which change must be made to the configuration to perform SSL offloading?
- A. Remove the severssl profile
- B. Remove the clientssl and serverssl profiles
- C. Remove the clients profile
- D. Remove the clientssl and http profiles
Answer: A
NEW QUESTION # 206
An application is configured so that the same pool member must be used for an entire session, as well as for HTTP and FTP traffic.
A user reports that a session has terminated, and the user must restart the session. The BIG-IP Administrator determines that the active BIG-IP device failed over to the standby BIG-IP device. Which configuration settings should the BIG-IP Administrator verify to ensure proper behaviour when BIG-IP failover occurs?
- A. Stateful failover and Network Failover detection
- B. cookie persistence and session timeout
- C. Persistence mirroring and Match Across Services
- D. syn-cookie insertion threshold and connection low-water mark
Answer: C
NEW QUESTION # 207
AN LTM Specialist receives reports that an external company application is having reliability issues. The F5 Administrator finds the following in /vat/log/ltm file.
The LTM Specialist determines that the F5 LTMdevice is entering into Aggressive Mode Adaptive Reaping, which is causing the site reliability issues.
What is the most likely reason that the LTM device has entered into Aggressive Mode Adaptive Reaping?
- A. The site has too many licensed modules.
- B. The LTM device exceeds licensed traffic limits.
- C. The LTM device has not provisioned AVR.
- D. The site is under DDOS attack
Answer: D
NEW QUESTION # 208
A virtual server is experiencing intermittent port exhaustion. What should be done to fix this issue?
- A. enable advanced routing
- B. add moreSNAT addresses
- C. enable SNAT automap
- D. add more pool members
Answer: B
NEW QUESTION # 209
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