
278 | Index
rsync, 236, 237–240
backup server, listing files on, 240
restores from backups, 241
sending files between shell sessions, 261
syntax and options, 237
rule files, BIND, 47
S
Samba, 164, 184
SASL (Simple Authentication and Security
Layer), 23, 111–115
scalability, 154
screen command, 268
screened-subnet firewalls, 174
scripting, 211, 226
bash example, 228
bash (see bash)
Perl example, 230
PHP example, 232
Python example, 233
scripting languages, choosing, 234
troubleshooting scripts, 221
Secure Shell
disabling access, 189
Secure Sockets Layer (see SSL)
security, 96–101
chroot environments, 18, 42
daemon-monitoring daemons, 96
DNS and BIND, 42
mail services, 23
Sendmail vulnerabilities, 103
spam, 103
self-signed certificates, 143
SELINUX, 199
Sendmail, 103
versus Exim, 12
vulnerabilities, 22
serial number, 48
Server Message Block (see Samba)
server setup, 8
Apache, 33–34
components, 9
Debian installation (see Debian)
DNS servers (see DNS)
FTP services, 34
headless mode, 12
mail services, 22–32
SpamAssassin, 36
network configuration, 13
NTP services, 36
relational databases, 20
remote login, 12
requirements, 9
system clock synchronization, 36
user, root, and postmaster accounts, 11
web hosting services (see ISPConfig)
web statistics summarization, 35
weight, 159
server-side includes, 122, 134–138
shares, 164
shell scripts, 211
shell variables, 220
Shorewall, 176
silos, 195
Simple Authentication and Security Layer
(SASL), 23
simultaneous ...