Private Branch Exchanges for Connection to Public Switched Telephone Networks Run by Certain Public Telecommunication Operators Part 2: Private Branch Exchanges with Terminating Stations as an Entirety
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | BS 6450-2 |
| Product Name | Private Branch Exchanges for Connection to Public Switched Telephone Networks Run by Certain Public Telecommunication Operators Part 2: Private Branch Exchanges with Terminating Stations as an Enti... |