Book Home

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Index: A

A flag (Linux routing table): 2.4. The Routing Table

A records

named.ca file: 8.3.4. The Cache Initialization File
nslookup command: 8.4. Using nslookup

ABORT keyword (chat): A.3. chat

ACCEPT keyword (iptables command): 12.7.2.1. Defining iptables filter rules

access control

Apache

document level: 11.4.4.4. Setting document-level access controls
file level: 11.4.4.3. Setting file-level access controls
overview: 11.4.4. Defining Access Controls
user authentication: 11.4.4.1. Requiring user authentication

language extensions: 12.5.1.3. Optional access control language extensions

packet filtering: 12.7. Firewalls

security

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

wrapper package: 12.5.1. wrapper

xinetd: 12.5.2. Controlling Access with xinetd

access.conf (Apache configuration file): 11.2. Configuring the Apache Server

AccessFileName directive (Apache): 11.4.3. Directory-Level Configuration Controls

access_times parameter (xinetd): 12.5.2. Controlling Access with xinetd

acdirmax= option (vfstab file): 9.1.3.2. The vfstab and fstab files

acdirmin= option (vfstab file): 9.1.3.2. The vfstab and fstab files

Acknowledgment Number field (TCP headers): 1.6.2. Transmission Control Protocol

Acknowledgment Segment (TCP headers): 1.6.2. Transmission Control Protocol

acl statement (named.conf file): C.2.2. The acl Statement

aclok option (share command): 9.1.2.1. The share command

acquire (EGP trace option): B.8.5. The egp Statement

acquiring a neighbor (EGP): 7.5.1. Exterior Gateway Protocol

acregmax= option (vfstab file): 9.1.3.2. The vfstab and fstab files

acregmin= option (vfstab file): 9.1.3.2. The vfstab and fstab files

actimeo= option (vfstab file): 9.1.3.2. The vfstab and fstab files

action field (inittab file): 5.2.1.1. Understanding /etc/inittab

active-filter option (pppd): A.2. The PPP Daemon

active keyword (routed command): 7.4.1.1. Running RIP with routed

add keyword (dbmmanage command): 11.4.4.2. Improved user authentication

add keyword (route command): 7.3. Building a Static Routing Table

AddEncoding directive (httpd.conf file): 11.3.6. Defining File Types

AddIcon directive (Apache): 11.3.5. Creating a Fancy Index

AddIconByEncoding directive (Apache): 11.3.5. Creating a Fancy Index

AddIconByType directive (Apache): 11.3.5. Creating a Fancy Index

Additional (DNS response packets): 13.6.4. dig: An Alternative to nslookup

additional-from-auth parameter (named BIND 9 options statement): C.2.5.1. The BIND 9 options statement

additional-from-cache (named BIND 9 options statement): C.2.5.1. The BIND 9 options statement

AddLanguage directive (httpd.conf file): 11.3.6. Defining File Types

AddModule directive (httpd.conf file): 11.3.1. Loading Dynamic Shared Objects

Solaris modules: 11.3.1. Loading Dynamic Shared Objects

address argument (ifconfig command): 6.1. The ifconfig Command

address blocks: 2.2.1. Address Structure

address conversion database (sendmail): 10.4.1.1. Building a sendmail.cf with m4 macros

address field (chap-secrets file): 6.3.4. PPP Daemon Security

Address field (netstat command): 6.1.1. The Interface Name

address-list option (named): C.2.5. The options Statement

address option (share command): 9.1.2.1. The share command

address records: C.3.1.3. Address record

address resolution: 2.5. Address Resolution

Address Resolution Protocol (see ARP)

Address value (dhcpd option statement): D.3.3. DHCP Options

addresses: 1.1.1. TCP/IP Features

2.1. Addressing, Routing, and Multiplexing

2.2.1. Address Structure

(see also IP addresses)

assigning

contiguous blocks: 2.2.4. CIDR Blocks and Route Aggregation
ifconfig command: 6.1. The ifconfig Command

bit masks: 2.2.1. Address Structure

2.2.3. The Natural Mask

broadcast: 2.2. The IP Address

2.2. The IP Address

cache initialization file: 8.3.4. The Cache Initialization File

CIDR: 2.2.4. CIDR Blocks and Route Aggregation

classes of: 2.2.3. The Natural Mask

conversion database (sendmail): 10.4.1.1. Building a sendmail.cf with m4 macros

datagrams: 2.2. The IP Address

default gateway, need for: 4. Getting Started

default masks, identifying: 2.2.3. The Natural Mask

DHCP, assigning: 3.6.2. Dynamic Host Configuration Protocol

dynamic allocation, dhcpd.conf file: 9.5.1. dhcpd.conf

expected utilization rate: 4.2.1.1. Obtaining an official network address

host: 2.2.3. The Natural Mask

assigning: 4.2.2. Assigning Host Addresses

interpreting: 2.2.3. The Natural Mask

IPv6: 2.2.5. IPv6

limited broadcast: 3.6.2.1. How DHCP works

loopback

converting to localhost: 8.3.5. The named.local File
localhost: 3.2. The Host Table

martians (gated): B.7. Definition Statements

multicast: 2.2. The IP Address

natural mask: 2.2.3. The Natural Mask

Network Access Layer: 1.4. Network Access Layer

network growth, effect on addressing schemes: 2.2.4. CIDR Blocks and Route Aggregation

obtaining: 4.2.1. Obtaining an IP Address

official, assessing need for: 4.2.1.1. Obtaining an official network address

overriding (sendmail): E.2. The sendmail Command

registries, obtaining from: 4.2.1.1. Obtaining an official network address

reserved: 2.2. The IP Address

resolution of: 2.5. Address Resolution

reverse domains: 4.2.1.2. Obtaining an IN-ADDR.ARPA domain

rewrite rules, testing (sendmail): E.2. The sendmail Command

routing tables, reducing size of: 2.2.4. CIDR Blocks and Route Aggregation

sendmail

transformation databases: 10.8.2. Using Key Files in sendmail

transforming: 10.6.2. Transforming the Address

10.6.2.1. Transforming with a database

share command and: 9.1.2.1. The share command

shortage of: 2.2.5. IPv6

spoofing: 4.2.1. Obtaining an IP Address

subnet mask, defining: 4.2.3. Defining the Subnet Mask

4.2.3. Defining the Subnet Mask

subnet masks

creating: 2.2.2. Subnets
RFCs: 2.2.2. Subnets

subnets: 2.2.2. Subnets

timing out: 3.6.2. Dynamic Host Configuration Protocol

translating

forward-mapping zone files: 8.3.7. The Forward-Mapping Zone File
reverse zone files: 8.3.6. The Reverse Zone File
troubleshooting: 13.4.2. Troubleshooting with the arp Command

translation, overview: 4.2.1. Obtaining an IP Address

unicast: 2.2. The IP Address

uniqueness of: 4.2.1. Obtaining an IP Address

verifying (sendmail): E.2. The sendmail Command

address_match_list option (named): C.2.5. The options Statement

AddType directive (httpd.conf file): 11.3.6. Defining File Types

adduser keyword (dbmmanage command): 11.4.4.2. Improved user authentication

admin-c field (RIPE database): 4.2.1.2. Obtaining an IN-ADDR.ARPA domain

adv (gated): B.4. Trace Statements

Advanced Research Projects Agency (ARPA): 1.1. TCP/IP and the Internet

advanced router option (Linux kernel configuration): 5.1.3. Linux Kernel Configuration

advertise parameter (gated): B.8.9. The routerdiscovery Statement

aero domain: 3.3.1. The Domain Hierarchy

aggregate statement (gated): B.11. Aggregate Statements

Alias directive (httpd.conf file): 11.3.4. Defining Where Things Are Stored

aliases

hostnames: 3.2. The Host Table
network services: 2.6.2. Port Numbers
sendmail, overview: 10.3. sendmail Aliases

aliases database (sendmail): E.2. The sendmail Command

aliases file: 3.4.1. Simple Mail Transfer Protocol

email addresses: 3.4.1. Simple Mail Transfer Protocol
NIS map: 9.4. Network Information Service
sendmail, location of: 10.3. sendmail Aliases

aliases-nexthop (gated): B.6. Interface Statements

AliasFile option (sendmail): 10.5.4. Setting Options

ALL keyword (security): 12.5.1.1. tcpd access control files

All (Options directive setting): 11.4.2. Controlling Server Options

Allow from directive (Directory containers): 11.4.4. Defining Access Controls

allow-ip option (pppd): A.2. The PPP Daemon

allow keyword parameter (dhcpd): D.3.2. Configuration Parameters

allow-notify (named): C.2.5.1. The BIND 9 options statement

allow-query option (named): C.2.5. The options Statement

allow-recursion option (named): C.2.5. The options Statement

allow-transfer option (named): C.2.5. The options Statement

AllowOverride directive (Apache): 11.4.3. Directory-Level Configuration Controls

AllowOverride directives (Directory containers): 11.4.2. Controlling Server Options

also-notify option (named): C.2.5. The options Statement

alternative (MIME data subtype): 3.4.4. Multipurpose Internet Mail Extensions

always-reply-rfc1048 flag parameter (dhcpd): D.3.2. Configuration Parameters

amd command: 9.1.4. NFS Automounter

American Registry for Internet Numbers (ARIN): 4.2.1.1. Obtaining an official network address

anon=uid option (share command): 9.1.2.1. The share command

Answer (DNS response packets): 13.6.4. dig: An Alternative to nslookup

Apache

access controls

document level: 11.4.4.4. Setting document-level access controls
file level: 11.4.4.3. Setting file-level access controls
overview: 11.4.4. Defining Access Controls
user authentication: 11.4.4.1. Requiring user authentication

AllowOverride directive: 11.4.3. Directory-Level Configuration Controls

conditional logging: 11.3.8.2. Using conditional logging

configuring

overview: 11.2. Configuring the Apache Server
Solaris: 11.2.1. Configuring Apache on Solaris

directives

AccessFileName: 11.4.3. Directory-Level Configuration Controls
AuthName: 11.4.4.1. Requiring user authentication
AuthType: 11.4.4.1. Requiring user authentication
BrowserMatch: 11.3.7. Performance Tuning Directives
configuration: 11.3.2. Basic Configuration Directives
directory indexing: 11.3.5. Creating a Fancy Index
DocumentRoot: 11.3.4. Defining Where Things Are Stored
Group: 11.3.3. Managing the Swarm
HostnameLookups: 11.3.7. Performance Tuning Directives
httpd process control: 11.3.3. Managing the Swarm
KeepAlive: 11.3.7. Performance Tuning Directives
KeepAliveTimeout: 11.3.7. Performance Tuning Directives
LogFileFormat: 11.3.8.1. Defining the log file format
MaxKeepAliveRequests: 11.3.7. Performance Tuning Directives
MaxRequestsPerChild: 11.3.3. Managing the Swarm
MaxSpareServer: 11.3.3. Managing the Swarm
MinSpareServer: 11.3.3. Managing the Swarm
performance tuning: 11.3.7. Performance Tuning Directives
Require: 11.4.4.1. Requiring user authentication
StartServer: 11.3.3. Managing the Swarm
Timeout: 11.3.7. Performance Tuning Directives
User: 11.3.3. Managing the Swarm

directory indexes: 11.3.5. Creating a Fancy Index

directory-level configuration control: 11.4.3. Directory-Level Configuration Controls

DocumentRoot directive: 11.2.1. Configuring Apache on Solaris

DSO modules: 11.3.1. Loading Dynamic Shared Objects

encryption: 11.4.5. Using Encryption

httpd processes, managing: 11.3.3. Managing the Swarm

httpd.conf file

configuration directives: 11.3.2. Basic Configuration Directives
dynamically loadable modules: 11.3.1. Loading Dynamic Shared Objects
overview: 11.3. Understanding an httpd.conf File

installing, overview: 11.1. Installing Apache Software

launching

daemons at bootup: 11.1.1. Using the Red Hat Package Manager
without rebooting: 11.1.1. Using the Red Hat Package Manager

MIME file types, defining: 11.3.6. Defining File Types

monitoring: 11.5.1. Monitoring Your Server

multi-homed servers, options: 11.3.10. Multi-Homed Server Options

obtaining: 11.1.2. Downloading Apache

OpenSSL: 11.4.5. Using Encryption

packages, locating names of: 11.1.1. Using the Red Hat Package Manager

proxy servers, caching options: 11.3.9. Proxy Servers and Caching

security

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

server options, controlling: 11.4.2. Controlling Server Options

virtual hosts, defining: 11.3.11. Defining Virtual Hosts

Applicability Statements (AS): 1.1.2. Protocol Standards

Application Layer: 1.2. A Data Communications Model

1.7. Application Layer

application (MIME data content type): 3.4.4. Multipurpose Internet Mail Extensions

applications

port numbers: 1.6.2. Transmission Control Protocol

protocols for: 2.6.2. Port Numbers

security

removing unnecessary: 12.3.1. Remove Unnecessary Software
updating: 12.3.2. Keep Software Updated

architecture

Internet routing: 2.3. Internet Routing Architecture
TCP/IP models: 1.3. TCP/IP Protocol Architecture

area auth simple parameter (gated): B.8.3. The isis Statement

area parameter

gated isis statement: B.8.3. The isis Statement
gated ospf statement: B.8.1. The ospf Statement

areas (OSPF hierarchy): 7.4.3. Open Shortest Path First

arguments

gated command: B.1. The gated Command

ifconfig command: 6.1. The ifconfig Command

sendmail command: 10.2. Running sendmail as a Daemon

E.2. The sendmail Command

sendmail K command: E.4.5. The sendmail K Command

arguments field (inet.conf file): 5.3. The Internet Daemon

Argv field (sendmail): 10.5.8. Defining Mailers

arith (sendmail K command value): E.4.5. The sendmail K Command

ARP (Address Resolution Protocol): 2.5. Address Resolution

enabling and disabling: 6.1.6.2. ARP

arp command: 2.5. Address Resolution

troubleshooting with: 13.4.2. Troubleshooting with the arp Command

arp, diagnostic troubleshooting: 13.2. Diagnostic Tools

arp module, options: 5.1.1. Using Dynamically Loadable Modules

ARPA (Advanced Research Projects Agency): 1.1. TCP/IP and the Internet

ARPAnet: 1.1. TCP/IP and the Internet

AS (Applicability Statements): 1.1.2. Protocol Standards

AS (gated): B.6. Interface Statements

as parameter (gated): B.11. Aggregate Statements

AS path (routing policies): B.10. Control Statements

ASCII, MIME encoding: 3.4.4. Multipurpose Internet Mail Extensions

Asian Pacific Network Information Center (APNIC): 4.2.1.1. Obtaining an official network address

ASNs (autonomous system numbers)

obtaining: 4.3.1. Obtaining an autonomous system number

4.3.1. Obtaining an autonomous system number

routing databases, registering: 4.3.2. Registering in a Routing Database

aspath parameter (gated): B.11. Aggregate Statements

aspppd command (Solaris): 6.3.6. Solaris PPP

asymmetric encryption: 12.6. Encryption

Asynchronous PPP Daemon (aspppd): 6.3.6. Solaris PPP

asyncmap option (pppd): A.2. The PPP Daemon

at command, security considerations: 12.4.2. Looking for Trouble

ATTEMPT option (xinetd): 12.5.2. Controlling Access with xinetd

attempts option (resolv.conf file): 8.2.1. The Resolver Configuration File

audio (MIME data content type): 3.4.4. Multipurpose Internet Mail Extensions

auth-nxdomain option (named): C.2.5. The options Statement

auth option (pppd): 6.3.4. PPP Daemon Security

A.2. The PPP Daemon
configuring PPP servers: 6.3.5. PPP Server Configuration

authentication: 12.2. User Authentication

Apache: 11.4.4.1. Requiring user authentication

document-level access controls: 11.4.4.4. Setting document-level access controls
file-level access controls: 11.4.4.3. Setting file-level access controls

dedicated connections and: 6.3.1. The PPP Daemon

OSPF: 7.4.3. Open Shortest Path First

protocols, pppd command: 6.3.4. PPP Daemon Security

shadow password files: 12.2.1. The Shadow Password File

share command: 9.1.2.1. The share command

ssh: 12.2.6. Secure Shell

AuthName directive (Apache): 11.4.4.1. Requiring user authentication

authoritative parameter (dhcpd): D.3.2. Configuration Parameters

authoritative servers: 3.3.4. BIND, Resolvers, and named

DNS: 3.3. DNS

Authority (DNS response packets): 13.6.4. dig: An Alternative to nslookup

AuthType directive (Apache): 11.4.4.1. Requiring user authentication

autofs script: 9.1.4. NFS Automounter

auto_home map: 9.1.4. NFS Automounter

auto_master file, configuration: 9.1.4. NFS Automounter

automatically allocating addresses (DHCP): 3.6.2. Dynamic Host Configuration Protocol

automounter (NFS): 9.1.4. NFS Automounter

configuration files: 9.1.4. NFS Automounter
daemon: 9.1.4. NFS Automounter

autonomous system external (ASE) routes: 7.7.1.3. Exterior gateway configuration

autonomous system numbers (see ASNs)

autonomous systems (AS): 2.3. Internet Routing Architecture

autonomoussystem (gated): B.7. Definition Statements

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