Table:
0
A
B
C
D
E
1
Web client accelerator
Operating system
Browser
Client
Connection
2
CACHEbox
Appliance (Linux)
All
End user, ISP
Broadband, Satellite, Wireless, Fiber, DSL
3
CProxy
Windows
All
user
up to 756kbit/s
4
Fasterfox
Windows, Mac, Linux and Mobile devices
Firefox
user
Dialup, Wireless, Broadband, DSL
5
fasTun
Any
Any
All
Any
6
Freewire
Windows, except NT and 95
Internet Explorer 5.0 or higher
ISP
Dial-up
7
Google Web Accelerator (discontinued)
Windows
Explorer, Firefox
user/Google server
Broadband
8
Heigh Speed
Windows
Any
All
Any
9
Netfury
Windows, Mac
Explorer, Firefox, Opera, Netscape
End User, ISP
Dial-up, Broadband, DSL, ISDN, Satellite, Wireless
10
Nitro
Windows, Mac
Explorer, Firefox, Opera, Netscape
End User, ISP
Dial-up, Broadband, DSL, ISDN, Satellite, Wireless
11
ONSPEED
Windows, Mac and Mobile devices
Any
user
Dialup, Wireless, Broadband, DSL
12
Opera Turbo
Android, Linux, Mac and Windows devices
Opera
user/Opera server
Any
13
Polipo
Unix (Linux, *BSD, Mac OS X, others), Windows
Any
user/ISP
Any
14
Propel
Windows, Mac
Explorer, Firefox, Opera, Netscape
End User, ISP
Dial, DSL, ISDN, Satellite, wireless
15
Proxyconn Web Accelerator
Windows, Mac, Mobile devices
Any
user
Dialup, Wireless, Broadband, DSL
16
RabbIT
Any system with Java 1.6 VM available
Any
ISP
Any
17
Squid
Unix (Linux, *BSD, Mac OS X, others), Windows
Any
user/ISP
Any
18
Toonel
Windows, Linux, Mac OS, Symbian, WindowsMobile
Any
user/ISP
Any
19
WinGate
Windows (2000 onwards)
Any
All
Any
20
Ziproxy
Unix (Linux, *BSD, Mac OS X, others)
Any
ISP
Any

Questions and formulas:
Question: What is the connection for the proxyconn web accelerator web client accelerator?
Formula: FILTER(E1,A1="proxyconn web accelerator")
Formula2: FILTER(E2:E20,A2:A20="proxyconn web accelerator")
Level: easy