Cart
0
Product
Products
(empty)
No products
To be determined
Shipping
$0.00
Total
Product successfully added to your shopping cart
Quantity
Total
There are 0 items in your cart.
There is 1 item in your cart.
Total products
Total shipping
To be determined
Total
Reduced price!
View larger
View larger
More info
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 4 |
| Replace | ITU-T I.221 (1988) |
| Year | 1990 |
| Document history | ITU-T I.221 (1993-03) |
| Country | Switzerland |
| Keyword | CCITT I.221;ITU-T 221;221;ITU-T I.221 |