... the following output when I type that command:eth0: RealTek RTL81 39 at 0xd0070000, 00:0c:76:f4 :38 :b3, IRQ 11eth0: Identified 81 39 chip type ‘RTL-8101’eth0: link up, 100Mbps, full-duplex, lpa ... known as WLAN for short.Until mid-20 03, there were two popular IEEE standards — 802.11a and 802.11b — for wireless Ethernet networks. These two standards were final-ized in 199 9. A third standard ... your PC from unwanted Internetconnections. See Chapter 19 for more information on how to enable the firewall.To isolate your SUSE Linux PC or local area network from the public Internet,you...