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ifconfig command

I have Soekris single board communication embedded computers which is optimized for low power and network usage. The server has four Ethernet ports. How do I setup IPv4 software bridge using OpenBSD operating systems so that the rest of four ports act as a network switch?
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A wireless NIC is showing as wlan0 but I need to be appear as eth1. How can I rename wlan0 devices through udev as eth1? How do I change or rename eth0 as wan0 under Linux operating systems?
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I brought a USB 2.0 wireless adapters based on the Ralink RT2700U, RT2800U and RT3000U chipsets. How do I configure and use it under OpenBSD operating systems?
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I've got a spare USB Wireless Adapters (WIFI adapter/dongle) and my ISP router does not support wireless option. How do I turn my home nas server into a wireless access point (WAP) that allows wireless devices to connect to a wired network using Wi-Fi under a Debian or Ubuntu Linux operating systems without purchasing additional WPA box? How do I setup an Access Point (AP) mode Wi-Fi hotspot on a Debian or Ubuntu Linux operating systems?
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Linux Find Out My IP Number ( IP Address )

How do I find out ip number (IP Address) of my Linux server using command line options?
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AIX UNIX: Enabling Jumbo Frames

How do I setup jumbo frames under IBM AIX operating systems using command line tools?
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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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