Index

S

Samba file server

configuring, 221–225

installing, 220–222

samba package, 220

Samba Web Administration Tool (SWAT), 222–225

samba-client package, 220

samba-common package, 220

samba-swat package, 220

Samba Server Configuration utility, 319

satellite Internet connection, 78

saving firewall-filtering rules, 110

ScanDisk, 25

scp (Secure Copy), 247

screen lock, 127

screensavers, 127

SDSL (Single-line DSL), 87

Search Tool (GNOME), 125

Searching for Modems dialog box, 70

secondary partition, 17

Secure Copy (scp), 247

Secure FTP (sftp), 247–248

Secure Shell (OpenSSH)

benefits of using, 16, 246, 309

configuring an OpenSSH server, 248

connecting to a Secure Shell server, 246

public-key cryptography, 250–253

Secure Copy (scp), 247

Secure FTP (sftp), 247–248

ssh-agent, 253

tunneling across a network, 247–248

wireless networks, 309

Secure Sockets Layer (SSL)

certificate authority (CA), 255

certificates, 254–261

encryption, 253–254

firewalls, 261

identification, 254–255

installing SSL module package, 256

private keys, 256–257

public keys, 258

secure web servers. See 263, 310–311

broadband Internet connections, 309

buffer overflows, 311–312

defense in depth, 240

education, 263

encryption, 250–252

firewalls, 103–111, 309–310

fixes, 241–243, 310

intrusion-detection system (IDS), 259

layers, 240

Lock Screen feature, 127

logs, 261–262, 314

Nmap port scanning tool, 313–314

OpenSSH, 246–252, 309

passwords, 312–313

physical security, 263–264

preventive measures, 240–260, 262

preventive security measures, 261

process, 262–264

resources, 308

social engineering, 312

Update Agent, 49

wireless networks, 93

Security Level utility, 318

Select Modem dialog box, 72

SELinux, 317

Sending Mail dialog box, 139–140

sendmail MTA, 320

server installation, 32

server settings, 318–319

servers

Apache web server, 217–219

DNS servers, 230–238

OpenSSH server, 248–249

print servers, 225–229

Samba file server, 220–225

Secure Shell server, 246

secure web servers, 254–261

Service Configuration Utility, 101, 318–319

setting date/time, 48, 305–306

Setup Agent, 48–50

sftp (Secure FTP), 247–248

shareware, 175

shell, 56

shell redirection symbols, 333

shell scripts, 304

Shockwave (Macromedia), 147

Shoutcast Web site, 160

shutting down, 63

Single-line DSL (SDSL), 87

single-user mode, 53–54

Snort intrusion-detection system, 259

social engineering, 312

soft links, 218

sound card

configuring, 149

ESD daemon, 149

sound card detection utility, 148

testing, 149

troubleshooting, 149

Soundcard Detection utility, 318

SourceForge Web site, 173

special files, 329

Specialized Systems Consultants, Inc. (SSC), 298

spell checker (OpenOffice), 168

spreadsheet program, 164–165

SprintLink, 68

SSC (Specialized Systems Consultants, Inc.), 298

ssh-agent, 253

SSL. See Secure Sockets Layer

Stallman, Richard, Free Software Foundation (FSF), 13

StarOffice (Sun Microsystems), 163

starting

CD Player, 150

DNS servers, 236

firewalls, 110–111

GNOME Terminal, 56

Mozilla web browser, 144

MPlayer, 160

Nautilus, 134

Network Configuration Utility, 94

OpenOffice, 166

OpenOffice suite, 167

Red Hat Linux, 53–54

RPM (Red Hat Package Manager), 347

Wine applications, 178

storing files, 327–328

streaming

MMS streams, 159

MP3 streams, 158

Ogg/Vorbis streams, 15, 155–158

playlists, 160

private networks, 289–291

RealAudio, 15

RealAudio streams, 15, 148, 159

Shoutcast streams, 160

subdirectories, 52, 329

subnets, 200

Sun Microsystems

Java, 148

OpenOffice, 163

StarOffice, 163

superuser, 44–45

swap space, 52

switches. See Ethernet hub/switch

switching between workspaces, 121–122

Symmetric DSL, 87

symmetric multiprocessing, 15

system data files, 328

System Logs utility, 320

System Monitor utility, 320

system requirements for the DVD, 353–354

system settings, 318

system tools, 319–320

Index

S

Samba file server

configuring, 221–225

installing, 220–222

samba package, 220

Samba Web Administration Tool (SWAT), 222–225

samba-client package, 220

samba-common package, 220

samba-swat package, 220

Samba Server Configuration utility, 319

satellite Internet connection, 78

saving firewall-filtering rules, 110

ScanDisk, 25

scp (Secure Copy), 247

screen lock, 127

screensavers, 127

SDSL (Single-line DSL), 87

Search Tool (GNOME), 125

Searching for Modems dialog box, 70

secondary partition, 17

Secure Copy (scp), 247

Secure FTP (sftp), 247–248

Secure Shell (OpenSSH)

benefits of using, 16, 246, 309

configuring an OpenSSH server, 248

connecting to a Secure Shell server, 246

public-key cryptography, 250–253

Secure Copy (scp), 247

Secure FTP (sftp), 247–248

ssh-agent, 253

tunneling across a network, 247–248

wireless networks, 309

Secure Sockets Layer (SSL)

certificate authority (CA), 255

certificates, 254–261

encryption, 253–254

firewalls, 261

identification, 254–255

installing SSL module package, 256

private keys, 256–257

public keys, 258

secure web servers. See 263, 310–311

broadband Internet connections, 309

buffer overflows, 311–312

defense in depth, 240

education, 263

encryption, 250–252

firewalls, 103–111, 309–310

fixes, 241–243, 310

intrusion-detection system (IDS), 259

layers, 240

Lock Screen feature, 127

logs, 261–262, 314

Nmap port scanning tool, 313–314

OpenSSH, 246–252, 309

passwords, 312–313

physical security, 263–264

preventive measures, 240–260, 262

preventive security measures, 261

process, 262–264

resources, 308

social engineering, 312

Update Agent, 49

wireless networks, 93

Security Level utility, 318

Select Modem dialog box, 72

SELinux, 317

Sending Mail dialog box, 139–140

sendmail MTA, 320

server installation, 32

server settings, 318–319

servers

Apache web server, 217–219

DNS servers, 230–238

OpenSSH server, 248–249

print servers, 225–229

Samba file server, 220–225

Secure Shell server, 246

secure web servers, 254–261

Service Configuration Utility, 101, 318–319

setting date/time, 48, 305–306

Setup Agent, 48–50

sftp (Secure FTP), 247–248

shareware, 175

shell, 56

shell redirection symbols, 333

shell scripts, 304

Shockwave (Macromedia), 147

Shoutcast Web site, 160

shutting down, 63

Single-line DSL (SDSL), 87

single-user mode, 53–54

Snort intrusion-detection system, 259

social engineering, 312

soft links, 218

sound card

configuring, 149

ESD daemon, 149

sound card detection utility, 148

testing, 149

troubleshooting, 149

Soundcard Detection utility, 318

SourceForge Web site, 173

special files, 329

Specialized Systems Consultants, Inc. (SSC), 298

spell checker (OpenOffice), 168

spreadsheet program, 164–165

SprintLink, 68

SSC (Specialized Systems Consultants, Inc.), 298

ssh-agent, 253

SSL. See Secure Sockets Layer

Stallman, Richard, Free Software Foundation (FSF), 13

StarOffice (Sun Microsystems), 163

starting

CD Player, 150

DNS servers, 236

firewalls, 110–111

GNOME Terminal, 56

Mozilla web browser, 144

MPlayer, 160

Nautilus, 134

Network Configuration Utility, 94

OpenOffice, 166

OpenOffice suite, 167

Red Hat Linux, 53–54

RPM (Red Hat Package Manager), 347

Wine applications, 178

storing files, 327–328

streaming

MMS streams, 159

MP3 streams, 158

Ogg/Vorbis streams, 15, 155–158

playlists, 160

private networks, 289–291

RealAudio, 15

RealAudio streams, 15, 148, 159

Shoutcast streams, 160

subdirectories, 52, 329

subnets, 200

Sun Microsystems

Java, 148

OpenOffice, 163

StarOffice, 163

superuser, 44–45

swap space, 52

switches. See Ethernet hub/switch

switching between workspaces, 121–122

Symmetric DSL, 87

symmetric multiprocessing, 15

system data files, 328

System Logs utility, 320

System Monitor utility, 320

system requirements for the DVD, 353–354

system settings, 318

system tools, 319–320