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
This revision of Recommendation X.440 is a consolidation of Recommendation X.440 (09/92) and Amendment 1 (11/95). This Recommendation defines an OSI Message Handling System protocol that is intended to be used in the exchange of voice encoded messages in a store and forward manner as specified in Recommendation F.440. The protocol specified in this Recommendation is based on the ITU-T X.400-series Recommendations and ISO/IEC 10021 Parts 1 to 7.
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.070.20 : Paging systems
|
| Replace | ITU-T X.440 (1992-09) |
| Year | 1990 |
| Document history | ITU-T X.440 (1999-06) |
| Country | Switzerland |
| Keyword | CCITT X.440;ITU-T 440;440;ITU-T X.440 |