| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 1533.1-2006 | English | 679 |
Add to Cart
|
Days<=4
|
Technical Requirements for Session Initiation Protocol. Part 1: Basic Session Initiation Protocol
|
YD/T 1533.1-2006
| Valid |
YD/T 1533.1-2006
|