Network
In general, the term network can refer to any interconnected group or system.
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You can find out a lot about your network by using a variety of different tools. Understanding the layout of your network, and where packets are going, and what people are doing is important. This...
AIX V6.1 has introduced a secure flavor of FTP (and ftpd) based on OpenSSL, using Transport Layer Security (TLS) to encrypt both the command and the data channels of file transfer. This article...
Ever wonder what makes a computer tick or how a UNIX server does what it does? Discover what happens when you push the power button on your computer. This article discusses the different boot types,...
Examine how to configure Secure Shell (SSH) on IBM System p and System x computers to run commands in parallel in a cluster without being prompted for a password. This will allow you to perform...
Some operating systems are better networking citizens than others. Depending on your network, you may want to prioritize traffic from certain machines over traffic from other operating...
AppleScript traditionally interacts with Mac applications and Apache is the web server that powers most of the Internet. David Miller shows you how AppleScript can invoke Unix utilities through its...
SAP Web Application Server support high availability through the technique called switchover. This article describes the integration of DB2 Universal Database, SAP R/3 Enterprise 4.70, and Sun...
In this article, I will explain how it is possible to connect and query an MS SQL server (running under a Windows operating system) from php installed on a unix box. The same problem, in the case of...
IPsec is short for IP security, which is a manner of encrypting and authenticating Internet traffic all the way down to the IP packet level. That means that protocols such as SMTP, which are...
In today's Internet-centric computing world, networking components are a paramount feature of any system worth its salt. Easily falling into that category, OpenBSD contains strong network code and...
In my last article on BSD SNMP, we looked at installing the ucd-snmp package and using the snmpwalk tool. If you want to use the SNMP agent on your system, you need to set up the snmp daemon.
We've seen how SNMP can be used to gather just about any information from a host. You can interpret this data through a wide array of programs. The most popular are cricket and mrtg. Both are...
In last week's article, we used the sockstat utility to determine which daemons were listening for network connections on a FreeBSD system. Let's continue where we left off by taking a closer look at...
In my last article, we took a look at the DHCP client that comes with your FreeBSD system. This week, I want to move on to configuring a DHCP server. Unlike the built-in dhclient, your FreeBSD system...
I'd like to thank you for your feedback on the first part of "Securing Small Networks with OpenBSD." You asked many interesting questions that prompted me to write another article in which I'll try...
OpenBSD is first and foremost a secure server operating system, the key function of which is to provide encrypted, code-audited, and stable network services. After basic network parameters have been...
