Firmware is the piece of software that acts as an interface between the hardware(motherboard) and the Operating System. Legacy Mode refers to BIOS firmware. Basic Input/Output System(BIOS) was the first popular firmware for desktop PC introduced in 1975 by IBM for its CP/M OS. Even though it is still widely present, computers have evolved tremendously and BIOS is unable to provide advanced features of modern hardware.

阅读全文 »

CentOS环境

1. 安装pdnsd服务

wget http://members.home.nl/p.a.rombouts/pdnsd/releases/pdnsd-1.2.9a-par_sl6.x86_64.rpm
yum install pdnsd-1.2.9a-par_sl6.x86_64.rpm
cp /etc/pdnsd.conf.sample /etc/pdnsd.conf

2. 编辑 /etc/pdnsd.conf,粘帖以下内容:

阅读全文 »

上个月买了台占美的mini主机(i5-5257U),分享下走过的弯路。买机器还是得在官方店买,最开始贪便宜在深圳金X科技迷你电脑处买了台准系统,收到后发现外观有翘痕、杂牌电源(官方店配的是建兴的电源)、高频电流声等情况,要求退货,卖家让我补来回运费,嫌麻烦没有撕逼,来回运费62自己吃进。

阅读全文 »