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A web application requires knowledge of the client's true IP address for logging and analysis purposes. Instances of the application that can decode X-Forwarded-For HTTP headers reside in pool_a, while pool_b instances assume the source IP is the true address of the client.

Which iRule provides the proper functionality?

A.

when HTTP_DATA {

if {[HTTP::header exists X-Forwarded-For]}{

pool pool_a

} else {

pool pool_b

}

}

B.

when HTTP_RESPONSE {

if {[HTTP::header exists X-Forwarded-For]}{

pool pool_a

} else {

pool pool_b

}

}

C.

when HTTP_REQUEST {

if {[HTTP::header exists X-Forwarded-For]}{

pool pool_a

} else {

pool pool_b

}

}

D.

when HTTP_OPEN {

if {[HTTP::header exists X-Forwarded-For]}{

pool pool_a

} else {

pool pool_b

}

}

A OneConnect profile is applied to a virtual server. The LTM Specialist would like the client source IP addresses within the 10.10.10.0/25 range to reuse an existing server side connection.

Which OneConnect profile source mask should the LTM Specialist use?

A.

0.0.0.0

B.

255.255.255.0

C.

255.255.255.128

D.

255.255.255.224

E.

255.255.255.255

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 200 series response code.

B.

A pool member responds with an HTTP 300 series response code.

C.

A pool member responds with an HTTP 400 series response code.

D.

A pool member responds with an HTTP 500 series response code.

E.

A pool member does NOT acknowledge the connection SYN on port 80.

-- Exhibit –

-- Exhibit --

Refer to the exhibit.

Which step should an LTM Specialist take next to finish upgrading to HD1.3?

A.

Install image to HD1.3

B.

Install hotfix to HD1.3

C.

Activate HD1.3

D.

Relicense HD1.3

There is a fault with an LTM device load balanced trading application that resides on directly connected VLAN vlan-301. The application virtual server is 10.0.0.1:80 with trading application backend servers on subnet 192.168.0.0/25. The LTM Specialist wants to save a packet capture with complete payload for external analysis.

Which command should the LTM Specialist execute on the LTM device command line interface?

A.

tcpdump -vvv -w /var/tmp/trace.cap 'net 192.168.0.0/25'

B.

tcpdump -vvv -s 0 -w /var/tmp/trace.cap 'net 192.168.0.0/25'

C.

tcpdump -vvv -nni vlan-301 -w /var/tmp/trace.cap 'net 192.168.0.0/25'

D.

tcpdump -vvv -s 0 -nni vlan-301 -w /var/tmp/trace.cap 'net 192.168.0.0/25'

An LTM Specialist is creating a custom EAV monitor.

In which directory should the LTM Specialist upload the script?

A.

/usr/monitor

B.

/usr/monitors

C.

/config/monitors

D.

/usr/bin/monitors

E.

/config/templates

-- Exhibit –

-- 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 172.16.1.31

B.

tcpdump -i external port 80 and host 10.10.1.100

C.

tcpdump -i internal port 80 and host 172.16.1.33

D.

tcpdump -i external port 80 and host 172.16.20.1

-- Exhibit –

-- Exhibit --

Refer to the exhibit.

An LTM Specialist is troubleshooting an issue with an application configured on an LTM device. The application works properly when accessed directly via the servers; however, it does not work when accessed via the LTM device. The virtual server, 192.168.1.211:443, is configured to SNAT using the address 192.168.1.144 and references a pool with the member 192.168.10.80:443. The virtual server has no Client or Server SSL profiles associated.

Which configuration change will allow the application to function through the virtual server?

A.

Change pool member port to 8443.

B.

Change virtual server port to 8443.

C.

Add SSL off-loading to the pool member.

D.

Add Client and Server SSL profiles to the virtual server.

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

How should the LTM Specialist resolve this issue?

A.

Add '200 OK' to the monitor's receive string.

B.

Add 'Connection: close\r\n' to the monitor's send string.

C.

Change the interval on the monitor from 5 seconds to 30 seconds.

D.

Change the HTTP version in the send string from HTTP/1.1 to HTTP/1.0.

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?

A.

tmsh show /net interface

B.

tmsh /net show interface status

C.

tmsh /net show interface

D.

tmsh show /net interface status