Index

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# Index: N

name service : (see DNS)
named programs, DNS : 8.10.5.2. Set up a real DNS server on an internal system for internal hosts to use
NCSA Mosaic : 2.5. The World Wide Web
nested IP over IP : 6.3.3.5. IP over IP
netacl program : 5.8.3.2. Using netacl to protect services
Netscape Navigator : 2.5. The World Wide Web
network
  access layer, TCP/IP : C.4. Network Access Layer
  architecture : (see firewalls, architecture of)
  checking connectivity of : (see ping program)
  disconnecting, after incident
    13.1.2. Disconnect or Shut Down, as Appropriate
    13.4.3. Planning for Disconnecting or Shutting Down Machines
  encryption : 10.5. Network-Level Encryption
  File System : (see NFS)
  filesystems : 2.12. Network File Systems
  functions, SOCKS version of : 7.6. Using SOCKS for Proxying
  insecure : 4.4.2. Insecure Networks
  joint : 4.4.4. Joint Venture Firewalls
  lab/test : 4.4.1. Laboratory Networks
  location of bastion host on : 5.5. Locating the Bastion Host on the Network
  management services : 2.10. Network Management Services
    configuring : 8.12. Network Management Services
  monitoring automatically : 5.9.2. Consider Writing Software to Automate Monitoring
  perimeter
    4.1. Some Firewall Definitions
    4.2.3.1. Perimeter network
  protecting internally : 4.4. Internal Firewalls
  security : (see security)
  taps : 1.2.1.3. Information Theft
  Time Protocol : (see NTP)
  transferring information across : (see packets, filtering)
Network Information Service : (see NIS/YP)
network news : 2.4. Usenet News
Network News Transfer Protocol : (see NNTP)
network unreachable codes : (see ICMP)
news : (see NNTP)
newsgroups : 2.4. Usenet News
  keeping current : 12.3.1.2. Newsgroups
  security resources via : A.4. Newsgroups
next hop : C.11. The Routing Table
NFS (Network File System) : 2.12. Network File Systems
  configuring : 8.14. Network File System (NFS)
  exporting news via : 8.5.3.3. Exporting news to clients via NFS
  services of : 5.8.2.4. Which services should you disable?
NIS+ : 8.15. Network Information Service/Yellow Pages (NIS/YP)
NIS/YP (Network Information Service)
  2.9. Name Service
  5.8.2.4. Which services should you disable?
  8.10. Domain Name System (DNS)
  configuring : 8.15. Network Information Service/Yellow Pages (NIS/YP)
NIST CSRC (Computer Security Resource Clearinghouse) : A.5.3. NIST CSRC
NNTP (Network News Transfer Protocol)
  2.4. Usenet News
  7.5. Proxying Without a Proxy Server
  configuring : 8.5. Network News Transfer Protocol (NNTP)
    in screened host architecture : 9.2.1.4. NNTP
    in screened subnet architecture : 9.1.1.4. NNTP
nonrouting dual-homed hosts
  5.2.1. Nonrouting Dual-homed Hosts
  5.8.2.5. Turning off routing
notifying people about problems
  13.1.4. Make `Incident in Progress' Notifications
  13.4.4. Planning for Notification of People Who Need to Know
NTP (Network Time Protocol)
  2.11. Time Service
  7.5. Proxying Without a Proxy Server
  configuring : 8.13. Network Time Protocol (NTP)
numbers, port : C.12.2. Port Numbers
numbers, protocol : C.12.1. Protocol Numbers

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