Red box
NICKEL
DIME
QUARTER
The
End of Red Boxing
green box
coin
collect
coin return
ring
back
DTMF
0
1
2
3
4
5
6
7
8
9
pound
star
Silver Box
A
B
C
D
CCITT Tones
0
1
2
3
4
5
6
7
8
9
Blue Box
2400
2600
C5
Kp
ST
stp
stp2
stp3
Other Tones
telezapper
rotary
dailing
orange
box
Sweep
Canadian
Quarter
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