Isbn: 9787560613208 - 现代交换技术 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 286 Publisher: Xidian University Press Pub. Date :2004-01. exchange concept is generated along with the telephone system. With the rapid development of Internet technology and global telecommunications regulation and opening up. switching from traditional circuit switching. packet switching development to the core ATM and IP broadband packet switching. to optical switching. Book from a comprehensive. objective point of view. closely around the core of the exchan.…