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netstat command

HowTo: UNIX / Linux Open TCP / UDP Ports

How do I open the TCP or UDP ports under UNIX / Linux like operating systems?
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Nginx: Configure and Install With IPv6 Networking Support

How do I configure IPv6 networking under nginx? How do I assign and use an IPv6 address under nginx web server? How do I enable IPv6 Support in nginx?
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OpenBSD: Static Routing Configuration

I know how to setup static routing under Linux and FreeBSD operating systems. But, how do you setup static routing under OpenBSD operating systems?
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HowTo: Update Centos Linux 5.4 to 5.5

CentOS Linux v5.5 has been released. How do I upgrade CentOS Linux from version 5.4 to latest version 5.5 over the Internet?
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Ubuntu Linux Display List of Ethernet Adapter

How do I display a list of all installed Ethernet adapters on Ubuntu Linux server using bash command line option?
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Debian / Ubuntu Linux: Install and Configure snmpd Service

SNMP (Simple Network Management Protocol) is a protocol used for network management. How do I install SNMP server under Debian or Ubuntu Linux to configure various monitoring service?
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Linux: Show / Display Available Network Interfaces

How do I display all available network interfaces names under Linux operating systems using bash shell prompt?
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FreeBSD: NIC Bonding / Link Aggregation / Trunking / Link Failover Tutorial

I‘ve two Intel gigabit network card installed in HP server. I know how to setup bounding under CentOS Linux, but I’d like to do same under FreeBSD. How do I setup link aggregation of multiple network interfaces as one virtual trunk interface for the purpose of providing fault-tolerance and high-speed links under FreeBSD 7.x server?
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Linux See Ethernet Statistics

How do I see Ethernet (eth) statistics under Linux operating systems?
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Solaris UNIX: Show Network Routing Table Information

How do I show networking routing table information under Solaris UNIX operating systems using a shell prompt?
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