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Index: S

S command (sendmail): 10.6.3. The Set Ruleset Command
SAINT (automated system monitoring): 12.4.3. Automated Monitoring
Samba
daemon: 9.3. Using Samba to Share Resources with Windows
directory sharing: 9.3.1.2. Sharing directories through Samba
name servers: 9.3.2. NetBIOS Name Service
overview: 9.3. Using Samba to Share Resources with Windows
passwords: 9.3.1. Configuring a Samba Server
printer sharing: 3.5.2. Print Services
9.3.1.3. Sharing printers through Samba
server, configuring: 9.3.1. Configuring a Samba Server
SANS (System Administration, Networking and Security) Institute web site: 12.1.2.2. Use the network to distribute information
SARA (automated system monitoring): 12.4.3. Automated Monitoring
SAY command (chat): A.3. chat
scalability
address translation compared to proxy servers: 4.2.1. Obtaining an IP Address
DNS: 3.3. DNS
gateway hierarchy: 2.3. Internet Routing Architecture
host tables: 3.2. The Host Table
scaninterval (gated): B.6. Interface Statements
ScoreBoardFile directives (httpd.conf file): 11.3.4. Defining Where Things Are Stored
scp (secure copy): 12.2.6. Secure Shell
screened subnet firewall architecture: 12.7. Firewalls
ScriptAlias directive (httpd.conf file): 11.3.4. Defining Where Things Are Stored
scripts, system initialization: 5.2.1.1. Understanding /etc/inittab
search entry (resolv.conf file): 8.2.1. The Resolver Configuration File
sec= option (vfstab file): 9.1.3.2. The vfstab and fstab files
secondary servers: 3.3.4. BIND, Resolvers, and named
secret field (chap-secrets file): 6.3.4. PPP Daemon Security
secring.gpg file: 12.6.2. Public-Key Encryption Tools
sec=type option (share command): 9.1.2.1. The share command
secure servers, bastion hosts: 12.7. Firewalls
security: A.3. chat
access control
language extensions: 12.5.1.3. Optional access control language extensions
overview: 12.5. Access Control
shell command: 12.5.1.2. Defining an optional shell command
tcpd: 12.5.1.1. tcpd access control files
aclok option (share command): 9.1.2.1. The share command
address spoofing: 4.2.1. Obtaining an IP Address
address translation: 4.2.1. Obtaining an IP Address
applications
removing unnecessary: 12.3.1. Remove Unnecessary Software
updating: 12.3.2. Keep Software Updated
authentication
shadow password files: 12.2.1. The Shadow Password File
ssh: 12.2.6. Secure Shell
chat: A.3. chat
dedicated connections and: 6.3.1. The PPP Daemon
distributing responsibility: 12.1.2. Distributed Control
subnets: 12.1.2.1. Use subnets to distribute control
encryption: 12.6. Encryption
public key: 12.6. Encryption
public key tools: 12.6.2. Public-Key Encryption Tools
stunnel: 12.6.2.1. stunnel
symmetric: 12.6.1. When Is Symmetric Encryption Useful?
firewalls
filtering routers: 12.7.2. Filtering Traffic with iptables
functions of: 12.7.1. Functions of the Firewall
iptables command: 12.7.2.1. Defining iptables filter rules
overview: 12.7. Firewalls
information resources: 12.1.2.2. Use the network to distribute information
Internet connection considerations: 4.1. Connected and Non-Connected Networks
passwords
one-time: 12.2.3. One-Time Passwords
OPIE: 12.2.4. OPIE
selecting: 12.2.2. Choosing a Password
planning, overview: 12.1. Security Planning
policies, creating: 12.1.3. Writing a Security Policy
PPP: 6.3.4. PPP Daemon Security
proxy servers: 4.2.1. Obtaining an IP Address
r commands (Unix): 12.2.5. Secure the r Commands
disabling: 12.2.6. Secure Shell
resources: 12.8. Words to the Wise
risks: 4.1. Connected and Non-Connected Networks
types of: 12.1.1. Assessing the Threat
Samba, encrypted passwords: 9.3.1. Configuring a Samba Server
ssh: 12.2.6. Secure Shell
system monitoring: 12.4.1. Know Your System
find command: 12.4.2.1. Checking files
intruder detection: 12.4.2. Looking for Trouble
login activity: 12.4.2.2. Checking login activity
trusted hosts: 12.2.5. Secure the r Commands
user authentication: 12.2. User Authentication
vendors, information mailing lists: 12.1.2.2. Use the network to distribute information
web servers
CGI scripts: 11.4.1. The CGI and SSI Threat
overview: 11.4. Web Server Security
SSI: 11.4.1. The CGI and SSI Threat
security parameter (smb.config file): 9.3.1. Configuring a Samba Server
segment header: Appendix g.2. TCP Segment Header
segments: 1.3. TCP/IP Protocol Architecture
format: 1.6.2. Transmission Control Protocol
TCP headers: 1.6.2. Transmission Control Protocol
SELECT command (IMAP): 3.4.3. Internet Message Access Protocol
send command (dip): 6.3.2. Dial-Up PPP
A.1.1. The dip Script File
send (gated): B.4. Trace Statements
sendbuffer parameter (gated): B.8.4. The bgp Statement
Sender fields (sendmail): 10.5.8. Defining Mailers
sendmail: 10.1. sendmail's Function
10.1. sendmail's Function
E.1. Compiling sendmail
aliases, overview: 10.3. sendmail Aliases
classes
E: 10.7.1. Modifying Local Information
M: 10.7.1. Modifying Local Information
P: 10.7.1. Modifying Local Information
w: 10.7.1. Modifying Local Information
command-line arguments: E.2. The sendmail Command
compiling: E.1. Compiling sendmail
configuration commands: 10.5. sendmail.cf Configuration Language
configuration file
creating with m4 macros: 10.4.1.1. Building a sendmail.cf with m4 macros
local information: 10.7.1. Modifying Local Information
modifying: 10.7. Modifying a sendmail.cf File
Options section: 10.7.2. Modifying Options
overview: 10.4. The sendmail.cf File
samples: 10.4.1. Locating a Sample sendmail.cf File
structure: 10.4.2. General sendmail.cf Structure
testing: 10.8. Testing sendmail.cf
testing rewrite rules: 10.8.1. Testing Rewrite Rules
configuration options: 10.4.1.1. Building a sendmail.cf with m4 macros
configuring
define class command: 10.5.3. Defining Classes
define macro command: 10.5.2. The Define Macro Command
headers command: 10.5.7. Defining Mail Headers
mailers command: 10.5.8. Defining Mailers
overview: 10.5. sendmail.cf Configuration Language
precedence command: 10.5.6. Defining Mail Precedence
set option command: 10.5.4. Setting Options
set ruleset command: 10.6.3. The Set Ruleset Command
trusted users command: 10.5.5. Defining Trusted Users
version level command: 10.5.1. The Version Level Command
as daemon: 10.2. Running sendmail as a Daemon
databases, address transformation: 10.8.2. Using Key Files in sendmail
define m4 macro: E.3.1. define
DOMAIN source file
DNS features: E.3.4. DOMAIN
DNS macros: E.3.4. DOMAIN
FEATURE macro: E.3.2. FEATURE
forwarding: 10.3.1. Personal Mail Forwarding
installing: E.1. Compiling sendmail
internal classes: E.4.2. sendmail Classes
K command: E.4.5. The sendmail K Command
m4 macros: E.3. m4 sendmail Macros
macros, conditionals: 10.5.2.1. Conditionals
mailer definitions: 10.5.8.1. Some common mailer definitions
mailer flags: E.4.4. sendmail Mailer Flags
MAILER source file: E.3.5. MAILER
masquerading features: E.3.4. DOMAIN
masquerading macros: E.3.4. DOMAIN
options: E.4.3. sendmail Options
OSTYPE macro: E.3.3. OSTYPE
overview: 10.1. sendmail's Function
queue processing time: 10.2. Running sendmail as a Daemon
relay features: E.3.4. DOMAIN
rewrite rules: 10.6. Rewriting the Mail Address
pattern matching: 10.6.1. Pattern Matching
transformation fields: 10.6.2. Transforming the Address
transformation with database: 10.6.2.1. Transforming with a database
SMTP, receiving: 10.2. Running sendmail as a Daemon
source code distribution web site: 10.4.1. Locating a Sample sendmail.cf File
spam macros: E.3.4. DOMAIN
test commands: 10.8.1. Testing Rewrite Rules
sendmail.cf file
configuring: E.4. More sendmail.cf
creating with m4 macros: 10.4.1.1. Building a sendmail.cf with m4 macros
modifying
local information: 10.7.1. Modifying Local Information
Options section: 10.7.2. Modifying Options
overview: 10.7. Modifying a sendmail.cf File
overview: 10.4. The sendmail.cf File
samples: 10.4.1. Locating a Sample sendmail.cf File
structure: 10.4.2. General sendmail.cf Structure
testing: 10.8. Testing sendmail.cf
testing rewrite rules: 10.8.1. Testing Rewrite Rules
Sequence Number field, TCP headers: 1.6.2. Transmission Control Protocol
sequence (sendmail K command value): E.4.5. The sendmail K Command
Serial Line IP protocol, BSD Unix support: 5.1.5.2. The pseudo-device statement
serial lines
connections, troubleshooting: 6.3.7. Troubleshooting Serial Connections
overview: 6.2. TCP/IP Over a Serial Line
protocols, SLIP: 6.2.1. The Serial Protocols
serial ports, troubleshooting: 6.3.7. Troubleshooting Serial Connections
serial-queries option (named): C.2.5. The options Statement
server field
chap-secrets file: 6.3.4. PPP Daemon Security
inet.conf file: 5.3. The Internet Daemon
server-identifier parameter (dhcpd): D.3.2. Configuration Parameters
Server Message Block (SMB): 3.5.1. File Sharing
server-name parameter (dhcpd): D.3.2. Configuration Parameters
Server Selection (SRV) records: C.3.1.11. Server Selection record
server setting (smb.config file): 9.3.1. Configuring a Samba Server
Server Side Includes (see SSI)
server statement (named.conf file): C.2.4. The server Statement
server string parameter (smb.config file): 9.3.1. Configuring a Samba Server
ServerAdmin defines (httpd.conf file): 11.3.2. Basic Configuration Directives
ServerAdmin values (Apache), changing (Solaris): 11.2.1. Configuring Apache on Solaris
ServerName (httpd.conf file): 11.3.2. Basic Configuration Directives
ServerRoot directive (httpd.conf file): 11.3.2. Basic Configuration Directives
servers: 11. Configuring Apache
(see also Apache; web servers)
caching-only: 8.1.1. BIND Configurations
configuration: 8.3.1.1. A caching-only server configuration
configuration: 3.6. Configuration Servers
DHCP: 3.6.2. Dynamic Host Configuration Protocol
RARP: 3.6.1. Reverse Address Resolution Protocol
distributed, management: 9.6. Managing Distributed Servers
DNS, authoritative: 3.3. DNS
IMAP
configuring: 9.7.2. IMAP Server
testing: 3.4.3. Internet Message Access Protocol
mail: 4.5.3. Planning Your Mail System
master name: 8.1.1. BIND Configurations
configuration: 8.3.1.2. Master and slave server configurations
name, classifications: 3.3.4. BIND, Resolvers, and named
NFS: 9.1. The Network File System
POP, configuring: 9.7.1. POP Server
PPP, configuring: 6.3.5. PPP Server Configuration
root: 3.3.1. The Domain Hierarchy
cache initialization files: 8.3.4. The Cache Initialization File
Samba, configuring: 9.3.1. Configuring a Samba Server
slave: 8.1.1. BIND Configurations
configuration: 8.3.1.2. Master and slave server configurations
TCP/IP networks compared to PC LAN servers: 3. Network Services
ServerType directive (httpd.conf file): 11.3.2. Basic Configuration Directives
service extensions, SMTP: 3.4.4. Multipurpose Internet Mail Extensions
services file, NIS map: 9.4. Network Information Service
Session Layer (OSI Model): 1.2. A Data Communications Model
1.2. A Data Communications Model
set option command (sendmail): 10.5.4. Setting Options
SetEnvIf directive (Apache): 11.4.5. Using Encryption
setgid files, share command and: 9.1.2.1. The share command
setuid files, share command and: 9.1.2.1. The share command
sftp (secure shell): 12.2.6. Secure Shell
shadow password files: 12.2.1. The Shadow Password File
share command
options: 9.1.2.1. The share command
persistence: 9.1.2.1. The share command
share setting (smb.config file): 9.3.1. Configuring a Samba Server
shared media networks: 13.4.4. Subdividing an Ethernet
shared-network statement (dhcpd): D.3.1. Topology Statements
sharp sign (#)
automounter comments: 9.1.4. NFS Automounter
comments: 3.2. The Host Table
comments in host table: 3.2. The Host Table
inittab file: 5.2.1.1. Understanding /etc/inittab
shell command
dip: A.1.1. The dip Script File
security: 12.5.1.2. Defining an optional shell command
shell files, security considerations: 12.4.2. Looking for Trouble
show-password option (pppd): A.2. The PPP Daemon
showmount command: 9.1.3. Mounting Remote Filesystems
showwarnings parameter (gated): B.8.4. The bgp Statement
sig-validity-interval (named): C.2.5.1. The BIND 9 options statement
SIGHUP
gated signal processing: B.1.1. Signal Processing
named signal processing: C.1.1. Signal Processing
pppd signal processing: A.2.1. Signal Processing
SIGILL (named signal processing): C.1.1. Signal Processing
SIGINT
gated signal processing: B.1.1. Signal Processing
named signal processing: C.1.1. Signal Processing
pppd signal processing: A.2.1. Signal Processing
SIGKILL (gated signal processing): B.1.1. Signal Processing
signal processing
gated: B.1.1. Signal Processing
named command: C.1.1. Signal Processing
pppd: A.2.1. Signal Processing
SIGSYS (named signal processing): C.1.1. Signal Processing
SIGTERM
gated signal processing: B.1.1. Signal Processing
named signal processing: C.1.1. Signal Processing
SIGUSR2
named signal processing: C.1.1. Signal Processing
pppd signal processing: A.2.1. Signal Processing
SIGUSR2 (gated signal processing): B.1.1. Signal Processing
SIGWINCH (named signal processing): C.1.1. Signal Processing
silent option (pppd): A.2. The PPP Daemon
Simple Mail Transfer Protocol (see SMTP)
3.4.1. Simple Mail Transfer Protocol
simplex (gated): B.6. Interface Statements
SITE macro (sendmail): E.3. m4 sendmail Macros
SITECONFIG macro (sendmail): E.3. m4 sendmail Macros
size bytes (gated): B.4. Trace Statements
size field (lsmod command): 5.1.1. Using Dynamically Loadable Modules
skey command (dip): A.1.1. The dip Script File
slave servers: 3.3.4. BIND, Resolvers, and named
8.1.1. BIND Configurations
configuring: 8.3.1.2. Master and slave server configurations
8.3.5. The named.local File
sleep 2 command (dip): 6.3.2. Dial-Up PPP
sleep command (dip): A.1.1. The dip Script File
SLIP END character: 6.2.1. The Serial Protocols
SLIP ESC character: 6.2.1. The Serial Protocols
SLIP (Serial Line IP): 6.2.1. The Serial Protocols
limitations: 6.2.1. The Serial Protocols
SMB (Server Message Block): 3.5.1. File Sharing
smb.conf file: 9.3.1. Configuring a Samba Server
directory sharing: 9.3.1.2. Sharing directories through Samba
global section: 9.3.1. Configuring a Samba Server
home section: 9.3.1.1. The smb.conf homes section
name server configuration: 9.3.2. NetBIOS Name Service
printer sharing: 9.3.1.3. Sharing printers through Samba
smbd command: 9.3. Using Samba to Share Resources with Windows
smbpasswd file: 9.3.1. Configuring a Samba Server
smtp8 mailer: 10.4.1.1. Building a sendmail.cf with m4 macros
SMTP (Simple Mail Transfer Protocol): 1.7. Application Layer
3.4.1. Simple Mail Transfer Protocol
commands: 3.4.1. Simple Mail Transfer Protocol
source code: 3.4.1. Simple Mail Transfer Protocol
viewing: E.2. The sendmail Command
ESMTP (Extended SMTP): 3.4.4. Multipurpose Internet Mail Extensions
private extensions to: 3.4.4. Multipurpose Internet Mail Extensions
sendmail: 10.2. Running sendmail as a Daemon
required macros: 10.4.1.1. Building a sendmail.cf with m4 macros
service extensions: 3.4.4. Multipurpose Internet Mail Extensions
3.4.4. Multipurpose Internet Mail Extensions
smux statement (gated): B.8.6. The smux Statement
snoop
diagnostic troubleshooting: 13.2. Diagnostic Tools
troubleshooting protocols: 13.7.1. Packet Filters
ftp failure: 13.8. Protocol Case Study
Snort (automated system monitoring): 12.4.3. Automated Monitoring
SOA (Start of Authority) records: C.3.1.1. Start of Authority record
forward-mapping zone files: 8.3.7. The Forward-Mapping Zone File
named.local file: 8.3.5. The named.local File
reverse zone files: 8.3.6. The Reverse Zone File
socket options parameter (smb.config file): 9.3.1. Configuring a Samba Server
sockets: 1.2. A Data Communications Model
2.6.3. Sockets
soft option (vfstab file): 9.1.3.2. The vfstab and fstab files
Solaris
AddModule directive, modules referenced: 11.3.1. Loading Dynamic Shared Objects
Apache
configuring: 11.2.1. Configuring Apache on Solaris
Directory containers: 11.3.4. Defining Where Things Are Stored
bootup: 5.1. Kernel Configuration
broadcast addresses, setting: 6.1.5. Setting the Broadcast Address
configuration files
command-line option to override location: 11.3.2. Basic Configuration Directives
syslog.conf: 3.2. The Host Table
device drivers, installing: 5.1.1. Using Dynamically Loadable Modules
dmesg command: 6.1.1. The Interface Name
DSO modules: 11.3.1. Loading Dynamic Shared Objects
dynamically loadable modules: 5.1.1. Using Dynamically Loadable Modules
Ethernet, ifconfig command: 6.1. The ifconfig Command
filesystem type, specifying: 9.1.3.1. The mount command
hostname file: 6.1.3. Assigning an Address
httpd.conf file: F. Solaris httpd.conf File
configuration directives: 11.3.2. Basic Configuration Directives
location: 11.2. Configuring the Apache Server
ifconfig command, syntax: 6.1. The ifconfig Command
IndexOptions directive (Apache): 11.3.5. Creating a Fancy Index
kernel configuration: 5.1. Kernel Configuration
loghost alias: 3.2. The Host Table
mountall command: 9.1.3.2. The vfstab and fstab files
named command, running: 8.3.8. Controlling the named Process
netmasks file: 6.1.4. Assigning a Subnet Mask
network interfaces, checking status: 6.1.2. Checking the Interface with ifconfig
NFS, daemon locations: 9.1.1. NFS Daemons
physical network address: 3.6.1. Reverse Address Resolution Protocol
ping command option: 13.3.1. The ping Command
point-to-point connections, defining: 6.1.6.6. Point-to-point
PPP, configuring: 6.3.6. Solaris PPP
printers, configuring: 9.2.2. Line Printer Service
rc.script files: 6.1.6.7. Putting ifconfig in the startup scripts
routed command, running: 7.4.1.1. Running RIP with routed
routing metric, changing: 6.1.6.4. Metric
routing tables: 2.4. The Routing Table
runlevels: 5.2.1.1. Understanding /etc/inittab
sendmail: 10.2. Running sendmail as a Daemon
serial ports, troubleshooting: 6.3.7. Troubleshooting Serial Connections
shadow password files: 12.2.1. The Shadow Password File
share command: 9.1.2.1. The share command
SMTP extensions: 3.4.4. Multipurpose Internet Mail Extensions
static routing, adding to startup scripts: 7.3.1.1. Installing static routes at startup
System V startup: 5.2.1.1. Understanding /etc/inittab
vfstab files, options: 9.1.3.2. The vfstab and fstab files
sortlist command: 8.2.1. The Resolver Configuration File
sortlist entry (resolv.conf file): 8.2.1. The Resolver Configuration File
sortlist option (named): C.2.5. The options Statement
source field (RIPE database): 4.2.1.2. Obtaining an IN-ADDR.ARPA domain
Source Port: 1.6.2. Transmission Control Protocol
Source Port numbers (UDP): 1.6.1. User Datagram Protocol
Source Quench Message (ICMP): 1.5.2. Internet Control Message Protocol
sourcegateways parameter (gated): B.8.2. The rip Statement
sourcenet parameter (gated): B.8.5. The egp Statement
spam
preventing (sendmail features): E.3.2. FEATURE
sendmail macros: E.3.4. DOMAIN
speed command (dip): 6.3.2. Dial-Up PPP
A.1.1. The dip Script File
SPF (Dijkstra Shortest Path First) algorithm: 7.4.3. Open Shortest Path First
spf-interval parameter (gated): B.8.3. The isis Statement
spoofing IP addresses: 4.2.1. Obtaining an IP Address
squash entries (exports file): 9.1.2.2. The /etc/exports file
srm.conf (Apache configuration file): 11.2. Configuring the Apache Server
SRV (Server Selection) records: C.3.1.11. Server Selection record
ssh-keygen (secure shell): 12.2.6. Secure Shell
ssh (secure shell): 12.2.6. Secure Shell
sshd (secure shell daemon): 12.2.6. Secure Shell
SSI (Server Side Includes), security considerations: 11.4.1. The CGI and SSI Threat
ssl CA certFile parameter (smb.config file): 9.3.1. Configuring a Samba Server
SSL (Secure Sockets Layer)
Apache: 11.4.5. Using Encryption
certificates, creating: 11.4.5. Using Encryption
SSLCertificateFile directive (Apache): 11.4.5. Using Encryption
SSLCertificateKeyFile directive (Apache): 11.4.5. Using Encryption
SSLEngine directive (Apache): 11.4.5. Using Encryption
SSLOptions directive (Apache): 11.4.5. Using Encryption
stab (sendmail K command value): E.4.5. The sendmail K Command
stack (protocol): 1.2. A Data Communications Model
headers: 1.3. TCP/IP Protocol Architecture
stacksize option (named): C.2.5. The options Statement
standard resource records: C.3.1. Standard Resource Records
standards
categories of: 1.1.2. Protocol Standards
protocols: 1.1.1. TCP/IP Features
1.1.2. Protocol Standards
standards track RFCs, maturity levels: 1.1.2. Protocol Standards
start argument (sendmail): 10.2. Running sendmail as a Daemon
Start of Authority (see SOA records)
StartServers directive (Apache): 11.3.3. Managing the Swarm
startup files: 7.3.1.1. Installing static routes at startup
(see also bootup)
gated: 7.7.2.1. Running gated at startup
ifconfig command: 6.1.6.7. Putting ifconfig in the startup scripts
inetd: 5.2.1.1. Understanding /etc/inittab
mountall command: 9.1.3.2. The vfstab and fstab files
sendmail: 10.2. Running sendmail as a Daemon
static routing: 7.3.1.1. Installing static routes at startup
Unix configuration: 5.2. Startup Files
xinetd: 5.4. The Extended Internet Daemon
STAT command (POP): 3.4.2. Post Office Protocol
statd command: 9.1.1. NFS Daemons
state (gated): B.4. Trace Statements
static address assignment: 4.2.2. Assigning Host Addresses
static routing: 7.1. Common Routing Configurations
startup files: 7.3.1.1. Installing static routes at startup
tables: 4.3. Planning Routing
adding routes: 7.3.1. Adding Static Routes
creating: 7.3. Building a Static Routing Table
static statements (gated): B.9. static Statements
statistics-file option (named): C.2.5. The options Statement
statistics-interval option (named): C.2.5. The options Statement
STDs (standards RFCs): 1.1.2. Protocol Standards
stopbits command (dip): A.1.1. The dip Script File
store and forward protocols: 3.4.1. Simple Mail Transfer Protocol
STORE command (IMAP): 3.4.3. Internet Message Access Protocol
stream field (inet.conf file): 5.3. The Internet Daemon
streams: 1.3. TCP/IP Protocol Architecture
strictinterfaces (gated): B.6. Interface Statements
String value (dhcpd option statement): D.3.3. DHCP Options
string values (printcap file): 9.2.1.1. The printcap file
stub areas (OSPF hierarchy): 7.4.3. Open Shortest Path First
stubhosts parameter (gated): B.8.1. The ospf Statement
stunnel (public key encryption): 12.6.2.1. stunnel
subdirectories, share command and: 9.1.2.1. The share command
subdividing Ethernet segments: 13.4.4. Subdividing an Ethernet
subdomains: 3.3.2. Creating Domains and Subdomains
subject (DSN error code): 10.6.2. Transforming the Address
subnet addresses: 2.2.2. Subnets
subnet masks
assigning, ifconfig command: 6.1.4. Assigning a Subnet Mask
creating: 2.2.2. Subnets
defining: 4.2.3. Defining the Subnet Mask
4.2.3. Defining the Subnet Mask
distributing: 4.2.3. Defining the Subnet Mask
RFCs: 2.2.2. Subnets
system configuration: 4. Getting Started
subnet security, distributing responsibility: 12.1.2.1. Use subnets to distribute control
subnet statement (dhcpd): 9.5.1. dhcpd.conf
D.3.1. Topology Statements
subnetting
need for: 4.2.2. Assigning Host Addresses
organization purposes for: 4.2.3. Defining the Subnet Mask
plans, RFCs: 4.2.1.1. Obtaining an official network address
topological reasons for: 4.2.3. Defining the Subnet Mask
summary-filter parameter (gated): B.8.3. The isis Statement
summary-originate parameter (gated): B.8.3. The isis Statement
switch (sendmail K command value): E.4.5. The sendmail K Command
symbols
gated trace statements: B.4. Trace Statements
sendmail pattern matching: 10.6.1. Pattern Matching
SymLinksIfOwnerMatch (Options directive setting): 11.4.2. Controlling Server Options
symmetric encryption: 12.6. Encryption
12.6.1. When Is Symmetric Encryption Useful?
SYN bit, TCP headers: 1.6.2. Transmission Control Protocol
sync option (pppd): A.2. The PPP Daemon
synchronization, TCP byte numbering: 1.6.2. Transmission Control Protocol
sys value (share command): 9.1.2.1. The share command
syslog (gated): B.5. Options Statements
syslog parameter (gated): B.8.1. The ospf Statement
syslog.conf configuration file: 3.2. The Host Table
system administration
defined: 1. Overview of TCP/IP
distributed servers, managing: 9.6. Managing Distributed Servers
system configuration
end users, distributing to: 4.6. Informing the Users
initialization scripts: 5.2.1.1. Understanding /etc/inittab
planning: 4. Getting Started
system file, Solaris configuration: 5.1.1. Using Dynamically Loadable Modules
System V
Line Printer configuration: 9.2.2. Line Printer Service
vfstab files, options: 9.1.3.2. The vfstab and fstab files
System V startup model: 5.2. Startup Files
inittab file: 5.2.1.1. Understanding /etc/inittab
runlevels: 5.2.1. Startup Runlevels
systemid systemid parameter (gated): B.8.3. The isis Statement


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