Index

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# Index: P

packet : 1.3. TCP/IP Protocol Architecture
  authentication : 7.4.2. RIP Version 2
  bogus, interjecting : 5.3.1.1. Options
  capturing : 5.3.1.2. Pseudo-device
  damaged : 6.1.1. Determining the Interface Name
  filters : 11.7.1. Packet Filters
    constructing : 11.7.1. Packet Filters
    in firewalls : 12.7. Firewalls
    primitives used, listed : 11.7.1. Packet Filters
  options in DHCP : 3.6.1. Dynamic Host Configuration Protocol
  queued : 6.1.1. Determining the Interface Name
  routing : 1.5.1.1. The datagram
  switching : 1.5.1.1. The datagram
  update : 7.4.1. Routing Information Protocol
packetsize : 11.3.1. The ping Command
PAP (Password Authentication Protocol)
  6.3.4. PPP Daemon Security
  A.2. The PPP Daemon
pap-secrets file : 6.3.4. PPP Daemon Security
Parallel Line IP (PLIP) : 5.2. Linux Kernel Configuration
parallel multipart subtype : 3.4.3. Multipurpose Internet Mail Extensions
parentheses (), for continuation characters : C.3.1. Standard Resource Records
partial message subtype : 3.4.3. Multipurpose Internet Mail Extensions
passing data : (see data communications model)
passive option
  in pppd : 6.3.5. PPP Server Configuration
  in RIP
    7.4.1.1. Running RIP with routed
    7.7.1.2. Interior gateway configurations
passwd command line : 12.2.1. The Shadow Password File
passwd file
  6.3.5. PPP Server Configuration
  6.4.3. SLIP Server Configuration
  9.1.5. NFS Authentication Server
  9.3. Network Information Service
  10.4.1.1. Building a sendmail.cf with m4 macros
  12.2.1. The Shadow Password File
  13.2.1. Creating an FTP Server
  protecting : 12.2. User Authentication
  in security checks : 12.4.2. Looking for Trouble
password
  1.7. Application Layer
  (see also shadow password file)
  aging : 12.2.1. The Shadow Password File
  changing frequently : 12.2. User Authentication
    tricks used to avoid : 12.2.1. The Shadow Password File
  choosing : 12.2.2. Choosing a Password
    guidelines for : 12.2.2. Choosing a Password
  command : 6.3.2. Dial-Up PPP
  guessing or stealing : 12.2. User Authentication
  one-time
    Preface
    12.2.3. One-Time Passwords
    systems for : 12.2.3. One-Time Passwords
  seemingly random, constructing : 12.2.2. Choosing a Password
  writing down : 12.2.4. OPIE
Password Authentication Protocol (PAP) : A.2. The PPP Daemon
password-based authentication
  7.4.3. Open Shortest Path First
  7.7.1.2. Interior gateway configurations
  9.1.5. NFS Authentication Server
path MTU discovery code : 5.2. Linux Kernel Configuration
path vector protocols : 7.5.2. Border Gateway Protocol
pattern matching : 10.6.1. Pattern Matching
  symbols for : 10.5.3. The Define Class Command
PC NFS Authentication and Print Server (pcnfsd) : 9.1.5. NFS Authentication Server
PCI bus : 5.3.1.3. Devices
PCM audio subtype : 3.4.3. Multipurpose Internet Mail Extensions
pcnfsd.conf file : 9.1.5.1. NFS print services
PDUs (Protocol Data Units) : 11.9. Simple Network Management Protocol
peer
  3. Network Services
  7.5.2. Border Gateway Protocol
  B.5. Options Statements
  clauses : 7.7.1.3. Exterior gateway configuration
  level communications : 1.2. A Data Communications Model
  subclauses : B.8.5. The bgp Statement
Perimeter Network : 12.7. Firewalls
periods (..) for domain name : C.3.1. Standard Resource Records
personal mail forwarding : 10.3.1. Personal mail forwarding
PGP (Pretty Good Privacy) : 12.6.1. When is symmetric encryption useful?
physical
  network
    1.5.1.2. Routing datagrams
    2.3. Subnets
    2.6. Address Resolution
    3.5.1. Reverse Address Resolution Protocol
    address, embedded in response : 3.6. Bootstrap Protocol
    independence from
      1.1.1. TCP/IP Features
      6. Configuring the Interface
  security : 12.1.1. Assessing the Threat
  serial ports : 6.4.4. Troubleshooting Serial Connections
Physical Layer
  1.2. A Data Communications Model
  6.1.1. Determining the Interface Name
ping command
  6.4.4. Troubleshooting Serial Connections
  7.2. The Minimal Routing Table
  statistics displayed by
    11.3.1. The ping Command
    11.4.3. Checking the Interface with netstat
  in troubleshooting : 11.3. Testing Basic Connectivity
pipe character (|) separating multiple printer names : 9.2.1. The printcap File
plain text subtype : 3.4.3. Multipurpose Internet Mail Extensions
planning sheets : 4.6.1. Sample Planning Sheets
PLIP (Parallel Line IP) : 5.2. Linux Kernel Configuration
plumb/unplumb parameters : 6.1.5.5. Point-to-point
plus sign (+) indicating a trusted host : 12.2.5. Secure the r Commands
point-to-point interfaces
  6.1.5.5. Point-to-point
  B.6. Interface Statements
  defined : 6.1.1. Determining the Interface Name
Point-to-Point Protocol : (see PPP)
pointers : 3.3.2. Creating Domains and Subdomains
poison reverse feature : 7.4.1.1. Running RIP with routed
policy-based routing : 7.5.2. Border Gateway Protocol
  database : 2.4. Internet Routing Architecture
polling
  7.5.1. Exterior Gateway Protocol
  11.9. Simple Network Management Protocol
  trap-directed : 11.9. Simple Network Management Protocol
POP (Post Office Protocol)
  3.4.2. Post Office Protocol
  4.5.3. Planning Your Mail System
  commands, listed : 3.4.2. Post Office Protocol
  mail server : 9.7.1. POP Server
pop3d.tar : 9.7.1. POP Server
popper17.tar : 9.7.1. POP Server
port
  1.2. A Data Communications Model
  2.7.3. Sockets
  numbers
    1.6.2. Transmission Control Protocol
    2.7. Protocols, Ports, and Sockets
    2.7.2. Port Numbers
    passing : 2.7.3. Sockets
  randomly generated : 3.6. Bootstrap Protocol
portmapper : 2.7.2. Port Numbers
Positive Acknowledgment : 1.6.2. Transmission Control Protocol
  with Re-transmission (PAR) : 1.6.2. Transmission Control Protocol
Post Office Protocol : (see POP)
post office servers : (see mailbox servers)
PostScript application subtype : 3.4.3. Multipurpose Internet Mail Extensions
pound sign (#) for comments
  3.2. The Host Table
  5.4. The Internet Daemon
  7.7.1.1. A host configuration
  9.1.4. NFS Automounter
  9.2.1. The printcap File
  9.4. A BOOTP Server
  A.1.1. The dip Script File
  D.3. The dhcpd.conf Configuration File
power outage, possible effects of
  9.4. A BOOTP Server
  9.5.1. dhcpd.conf
PPP (Point-to-Point Protocol)
  5.2. Linux Kernel Configuration
  5.3.1.2. Pseudo-device
  6.2.1. The Serial Protocols
  daemon (pppd) : 6.3.1. The PPP Daemon
    command-line options : 6.3.1. The PPP Daemon
    overriding address exchanges : 6.3.1. The PPP Daemon
    security in : 6.3.4. PPP Daemon Security
    tools reference : A.2. The PPP Daemon
  as default : A.1.1. The dip Script File
  installing
    6.1.5.5. Point-to-point
    6.3. Installing PPP
  interoperability and : 6.2.2. Choosing a Serial Protocol
  server configuration : 6.3.5. PPP Server Configuration
    in Solaris : 6.3.6. Solaris PPP
  tools reference : A. PPP Tools
ppp directory, protecting : A.2. The PPP Daemon
ppplogin : 6.3.5. PPP Server Configuration
.ppprc file : A.2. The PPP Daemon
precedence : 10.5.6. Defining Mail Precedence
Predictor-1 compression : A.2. The PPP Daemon
preference values
  7.6.1. gated's Preference Value
  B.6. Interface Statements
  B.8.5. The bgp Statement
  B.9. static Statements
  B.10. Control Statements
  high-cost : 7.7.1.2. Interior gateway configurations
  negative : B.10.1. The import Statement
prefix-length : 2.2.2. Classless IP Addresses
Presentation Layer : 1.2. A Data Communications Model
Pretty Good Privacy (PGP) : 12.6.1. When is symmetric encryption useful?
primary nameservers
  3.3.4. BIND, resolver, and named
  4.4.1. Obtaining a Domain Name
  8.1.1. BIND Configurations
  C.2. named.boot Configuration Commands
  configuring : 8.3.1.2. Primary and secondary server configurations
print servers : 3.7.2. Print Services
  configuring
    4.5.2. Print servers
    9.2.1. The printcap File
print spool directory, making
  9.1.5.1. NFS print services
  9.2.1. The printcap File
printcap file : 9.2.1. The printcap File
printers
  multiple : 9.2.1. The printcap File
  queue display : 9.2.1.2. Using LPD
  security : 9.2.1.1. LPD security
priority of messages, assigning
  10.5.6. Defining Mail Precedence
  B.8.4. The isis Statement
private argument : 6.1.5.3. Metric
procmail : E.3.5. MAILER
prog pattern : 13.3.1. archie
promiscuous mode
  6.1.5.5. Point-to-point
  11.7.1. Packet Filters
  interface : 5.3.1.2. Pseudo-device
proto clauses
  7.7.1.3. Exterior gateway configuration
  A.1. Dial-Up IP
  B.10.2. The export Statement
protocol
  analyzers
    5.3.1.2. Pseudo-device
    11.7. Analyzing Protocol Problems
    12.2.3. One-Time Passwords
  client server : 11.9. Simple Network Management Protocol
  manager/agent : 11.9. Simple Network Management Protocol
  minor : 2.7.1. Protocol Numbers
  name, alias for : 2.7.1. Protocol Numbers
  number
    1.5.1.4. Passing datagrams to the transport layer
    2.7.1. Protocol Numbers
  problems, troubleshooting : 11.7. Analyzing Protocol Problems
  stack
    1.2. A Data Communications Model
    11.1. Approaching a Problem
  standards
    1.1.2. Protocol Standards
    1.7. Application Layer
  statements (in gated) : B.8. Protocol Statements
  suite : 1.2. A Data Communications Model
  tracing : B.1. The gated Command
Protocol Data Units (PDUs) : 11.9. Simple Network Management Protocol
protocols file
  2.7.1. Protocol Numbers
  5.4. The Internet Daemon
  9.3. Network Information Service
proxy servers
  4.2.1. Obtaining an IP Address
  5.3.1.1. Options
  12.7. Firewalls
  providing on a firewall : 12.7.1. Functions of the firewall
proxyarp option : A.2. The PPP Daemon
ps command : 12.4.1. Know Your System
pseudo-device statement : 5.3.1.2. Pseudo-device
pseudo-domains : 10.7.1. Modifying Local Information
pseudo-terminals : 5.3.1.2. Pseudo-device
PTR resource records
  8.3.5. The Reverse Domain File
  C.3.1.6. Domain Name Pointer record
ptys : 5.3.1.2. Pseudo-device
public-key encryption : 12.6. Encryption
pulse code modulation (PCM) audio subtype : 3.4.3. Multipurpose Internet Mail Extensions

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