Installing FTP Software ..................................................................425
The FTP User
...............................................................................426
inetd Configuration for wu-ftpd.....................................................428
Starting the Very Secure FTP Server (
vsftpd) Package ..................429
Configuring the Very Secure FTP Server
............................................429
Controlling Anonymous Access
...............................................429
Other
vsftpd Server Configuration Files ...................................430
Configuring the Server
..................................................................432
Using Commands in the
ftpaccess File to Configure wu-ftpd .............433
Configure Access Control
.......................................................433
Configure User Information
...................................................436
Configure System Logging
......................................................440
Configure Permission Control
.................................................442
Configure Commands Directed Toward the
cdpath ....................443
Structure of the
shutdown File .................................................444
Configuring FTP Server File-Conversion Actions
................................445
Strip Prefix
..........................................................................445
Strip Postfix
.........................................................................445
Add-On Prefix
......................................................................446
Add-On Postfix
.....................................................................446
External Command
...............................................................446
An Example of Conversions in Action
......................................447
Using the
ftphosts File to Allow or Deny FTP Server Connection.........448
Using Commands for Server Administration
.....................................448
Display Information About Connected Users
.............................448
Count the Number of Connections
..........................................451
Use
/usr/sbin/ftpshut to Schedule FTP Server Downtime ..........451
Use
/var/log/xferlog to View a Log of Server Transactions.........452
Reference
....................................................................................454
19 Handling Electronic Mail 457
How Email Is Sent and Received
.....................................................457
The Mail Transport Agent
.......................................................458
Choosing an MTA
.................................................................460
The Mail Delivery Agent
........................................................460
The Mail User Agent
.............................................................461
Basic Postfix Configuration and Operation
.......................................462
Configuring Masquerading
.....................................................463
Using Smart Hosts
................................................................463
Setting Message Delivery Intervals
...........................................463
Mail Relaying
.......................................................................464
Forwarding Email with Aliases
................................................465
Ubuntu 7.10 Linux Unleashed
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