Chapter 4. Communication and Network Security

This chapter covers the following topics:

Image Secure Network Design Principles: Concepts covered include the OSI and TCP/IP models.

Image IP Networking: Concepts discussed include common TCP/UDP ports, logical and physical addressing, network transmission, and network types.

Image Protocols and Services: Protocols and services discussed include ARP, DHCP, DNS, FTP, HTTP, ICMP, IMAP, LDAP, NAT, NetBIOS, NFS, PAT, POP ...

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