• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/2

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

2 Cards in this Set

  • Front
  • Back
What is E.164?
The format of telephone numbers.
maximum of 15 digits and a + prefix
http://en.wikipedia.org/wiki/E.164
What is E.161?
The standard keypad for telephones.

http://en.wikipedia.org/wiki/E.161