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This Recommendation defines the grade-of-service parameters for B-ISDN signalling for the Network Node-Interface. It considers both link-by-link and edge-to-edge B-ISDN protocol functions. Reference connections for these protocol functions are provided, and grade-of-service target values are given based on these reference connections.
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 10 |
| Year | 1990 |
| Document history | |
| Country | International |
| Keyword | CCITT E.728;ITU-T 728;728;ITU-T E.728 |