Any number 0-9,#,*

Literal interpretation of the given number # or *

, (comma)

Present Dialtone

x

Any digit 0-9

+

1 or more of the previous character

[123]

Digits 1,2 or 3

[1-5]

Any single digit 1 through 5

<8=011>

Replace 8 with 011

<=011>

Add 011 without removing digits

|

or

^

not