Preface 1 Communication Networks and Services 2 Applications and Layered Architectures 3 Digital Transmission Fundamentals 4 Transmission Systems and the Telephone Network 5 Peer-to-Peer Protocols 6 Local Area Networks and Medium Access Control Protocols 7 Packet-Switching Networks 8 TCP/IP 9 ATM Networks 10 Advanced Network Architectures 11 Security Protocols 12 Multimedia Information and Networking Epilogue Appendices · · · · · · (收起)