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
ITU-T Q.84.1
New product
ITU-T Q.84.1
Stage 2 description for multiparty supplementary services : Conference calling (CONF)More info
This Recommendation describes the stage 2 of the Conference calling supplementary service supported by an ISDN. The stage 2 descriptions are comprised of the switching functions and signalling information flows. The Conference calling supplementary service provides a user with the ability to have a multi-connection between more than two parties.
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 43 |
| Year | 1990 |
| Document history | |
| Country | Switzerland |
| Keyword | CCITT Q.84;CCITT Q.84.1;ITU-T Q.84;ITU-T 84;84;ITU-T Q.84.1 |