Features

The author describes how to configure a PC running FreeBSD to serve as an access point for your wireless network.

Wireless (In)Security • Ido Dubrawsky

Dubrawsky provides an overview of the IEEE 802.11 standard governing wireless networks and describes some security concerns.

Nessus — A Powerful, Free Remote Security Scanner
Alan P. Laudicina

While other scanners just try to guess what is running on every port by matching them with IANA assigned port numbers, the Nessus scanning tool finds out what's really running and checks whether it's a security hazard. Laudicina describes what else Nessus can do for you.

Using Email to Perform UNIX System Monitoring and Control • Bob Dilworth

Dilworth shares the set of Perl scripts he developed to monitor the critical interfaces at frequent intervals and page him upon encountering problems. With this system, he can query, stop, and restart interface queues just by sending an appropriately formatted email to a work account.

Supporting Screened Hosts with BIND 9.x Views
Scott DeJong

Views is a powerful feature of the new version of BIND that can help solve complex DNS problems. DeJong describes a setup that can be implemented in a secure, redundant, highly available, and load-balanced manner using ten workstations.

Tracking Machines with GetHost • John Shearer

Shearer describes an application called GetHost, which can quickly search several sources of information in order to track machines on the network.

Columns

Questions and Answers • Amy Rich

Solaris™ Administration Best Practices • Peter Baer Galvin

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