18.07.2013 Views

Sidewinder G2 6.1.2 Administration Guide - Glossary of Technical ...

Sidewinder G2 6.1.2 Administration Guide - Glossary of Technical ...

Sidewinder G2 6.1.2 Administration Guide - Glossary of Technical ...

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Table <strong>of</strong> Contents<br />

About mail exchanger records . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .314<br />

Configuring the internal network to use hosted DNS . . . . . . . . . . . . .315<br />

Enabling and disabling your DNS server(s) . . . . . . . . . . . . . . . . . . . .316<br />

Using master and slave servers in your network . . . . . . . . . . . . . .316<br />

Determining the number <strong>of</strong> DNS servers defined on <strong>Sidewinder</strong> <strong>G2</strong><br />

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .316<br />

Enabling and disabling hosted DNS servers . . . . . . . . . . . . . . . . .317<br />

Advanced configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .317<br />

Managing your current DNS configuration . . . . . . . . . . . . . . . . . . . . .318<br />

Configuring transparent name servers . . . . . . . . . . . . . . . . . . . . . . . .318<br />

Configuring hosted DNS servers . . . . . . . . . . . . . . . . . . . . . . . . . . . .320<br />

Configuring the Server Configuration tab . . . . . . . . . . . . . . . . . . . .322<br />

Configuring the Zones tab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .325<br />

Using the Master Zone Attributes tab . . . . . . . . . . . . . . . . . . . . . . .329<br />

Using the Master Zone Contents tab . . . . . . . . . . . . . . . . . . . . . . .333<br />

Reconfiguring DNS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .336<br />

Reconfiguring transparent DNS . . . . . . . . . . . . . . . . . . . . . . . . . . .338<br />

Reconfiguring single server hosted DNS . . . . . . . . . . . . . . . . . . . .339<br />

Reconfiguring split server hosted DNS . . . . . . . . . . . . . . . . . . . . . .340<br />

Manually editing DNS configuration files . . . . . . . . . . . . . . . . . . . . . .342<br />

DNS message logging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .343<br />

CHAPTER 12 Electronic Mail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .345<br />

Overview <strong>of</strong> e-mail on <strong>Sidewinder</strong> <strong>G2</strong> . . . . . . . . . . . . . . . . . . . . . . . .346<br />

Mail server configuration options . . . . . . . . . . . . . . . . . . . . . . . . . .346<br />

Mail filtering services on <strong>Sidewinder</strong> <strong>G2</strong> . . . . . . . . . . . . . . . . . . . . .348<br />

Sendmail differences on <strong>Sidewinder</strong> <strong>G2</strong> . . . . . . . . . . . . . . . . . . . . .349<br />

Administering mail on <strong>Sidewinder</strong> <strong>G2</strong> . . . . . . . . . . . . . . . . . . . . . . . .350<br />

Viewing administrator mail messages on <strong>Sidewinder</strong> <strong>G2</strong> . . . . . . . .350<br />

Reconfiguring mail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .351<br />

Managing sendmail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .353<br />

Editing the mail configuration files . . . . . . . . . . . . . . . . . . . . . . . . . . .354<br />

Configuring advanced anti-spam and anti-fraud options . . . . . . . . . .356<br />

Configuring the Whitelist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .356<br />

Configuring the policy.cfg file . . . . . . . . . . . . . . . . . . . . . . . . . . . . .359<br />

Redirecting mail to a different destination . . . . . . . . . . . . . . . . . . . . .364<br />

Creating a .forward file in a user’s home directory . . . . . . . . . . . . .364<br />

Creating a .forward file in the root directory . . . . . . . . . . . . . . . . . .365<br />

Other sendmail features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .365<br />

Configuring sendmail to strip message headers . . . . . . . . . . . . . . .366<br />

Configuring sendmail to use the RealTime Blackhole list . . . . . . . .367<br />

Sendmail and promiscuous relaying . . . . . . . . . . . . . . . . . . . . . . . .368<br />

Allowing or denying mail on a user basis . . . . . . . . . . . . . . . . . . . .369<br />

Changing mail aliases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .369<br />

Managing mail queues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .370<br />

xi

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!