F5 Profiles - TMOS 201 Flashcards

1
Q

What are the 7 types of profiles?

A

1) Protocol
2) Application
3) Persistence
4) SSL
5) Authentication
6) Analytics
7) Others (oneconnet, dns, etc)

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2
Q

What is a protocol profile?

A

It defines protocols such as:
TCP
UDP
FASTL4
Fast HTTP

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3
Q

What is an application/services profile?

A

It defines the application behavior the the following:
HTTP
HTTPS
FTP
RADIUS
SIP
DNS

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4
Q

What is a persistence profile?

A

It defines the “stickiness” behavior. Examples are:
Cookie
Cookie pass-through
Cookie insert
Source affinity ip address
Hash
Destination ip

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5
Q

What is an analytics profile?

A

A profile that defines and collects analytics data.

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6
Q

What is an SSL profile?

A

A profile that accepts and terminates client requests. Examples of types of SSL profiles are:
Clientssl
Serverssl
The SSL profile configuration is dependent on the behavior of the traffic: client termination/offloading, pass-through, and bridging.

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7
Q

What is a remote authentication profile?

A

It defines the authentication behavior.
Examples:
RADIUS
LDAP
TACACS

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8
Q

What is an Other profile?

A

Any other types of application behavior that does not fall into the other profile categories. Examples are:
Oneconnect
DNS logging
Statistics
Stream

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9
Q

What is profile dependencies?

A

An application and/or protocol that needs a particular profile in order to process the traffic.
An example is HTTP. The HTTP traffic would need the following profile:
Tcp protocol profile
Http application profile

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10
Q

True or false: profiles that operate on the same layer of the OSI model can be configured on the same virtual server.

A

False. They cannot coexist on the same virtual server.

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11
Q

True or false: protocol profiles are not necessary for all virtual servers.

A

False. Virtual servers must be assigned at least one Protocol profile.

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12
Q

True or false: profiles used at the higher layers of the OSI model are often dependent on profiles that operate at layers beneath them.

A

True. An example is HTTP.
It needs tcp and persistence profile, in addition to the HTTP application profile.

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13
Q

What is a profile?

A

Configuration object to define and control traffic. They can enable certain features such as compression, persistence, and irules.

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14
Q

Where are default profiles stored on the F5?

A

/config/profiles_base.conf

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15
Q

What is an optimization profile?

A

Mobile, Lan, wan

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16
Q

What types of profiles are needed if using a persistence profile?

A

Protocol profile - tcp profile
Application profile - http profile

17
Q

True or false: persistence profiles are dependent on application profiles.

A

True.
Persistence profiles need http and/or https to work.

18
Q

What does a web acceleration profile do?

A

It enables HTTP caching on the F5 for HTTP requests, such as 200, 203, 300,
301, and 410 codes.
It also includes caching for HTTP GET requests.

19
Q

What is the command to view the web acceleration cache?

A

Tmsh show /ltm profile ramcache all

20
Q

What is a stream profile?

A

It performs a search and replace procedure for all occurrences of a string in a data stream.
An example is to modify data being sent from the pool members before forwarding it to the client. To would configure the profile source as “server” and target as “node.”
The client would see the output as node instead of server.

21
Q

True of false: Part of an HTTP profile is to enable compression and optimization.

A

True

22
Q

What layer do the application/services profiles work at?

A

Layer 7

23
Q

What layer do the protocol profiles work at?

A

Layer 4

24
Q

What type of profile is fastL4?

A

A protocol profile.

25
Q

What does fastL4 do?

A

Delivers high throughput by offloading traffic to the hardware acceleration chip (ePVA)

26
Q

What is an f5-tcp-wan profile?

A

Bigip virtual server is load balancing traffic over a WAN link, you can enhance the performance of your wide-area TCP traffic by using the f5-tcp-wan profile.

27
Q

What is an f5-tcp-lan profile?

A

BIG-IP virtual server is load balancing LAN-based or interactive traffic, you can enhance the performance of your local-area TCP traffic by using the f5-tcp-lan profile.

28
Q

What type of virtual server does fastL4 use?

A

1) Performance layer4 virtual server 2) Forwarding layer 2 virtual server
3) Forwarding IP virtual server