1. Check the GPIO at HW design 2. Check your pin's trigger status. ( High / Low , Level / Edge.... etc ) 3. Check the vendor data sheet to find the pin's G event number. 4. Add the relate ASL code like Q event, so that can call to work. This is just simple make a HW SCI to call the system. ...
6: Hard-code your DNS server addresses I don’t know how many times I have had networking problems that pointed directly at missing DNS server addresses. To this end, I have made it a habit to hard-code my DNS servers into the /etc/resolv.conf file. The format of the entries is: nameserver IP_ADDRES ...
5: Get to know the command-line tools Let’s face it: If you’re running Linux, there might be an instance where you will need to restart your network and you won’t have access to the GUI. In this particular case, knowing that /etc/rc.d/network restart will do the trick will solve your problem. Of ...
4: Download and install a front end for iptables You can’t assume that just because you are using Linux, you are secure. You still need some security. And the best security you can have with Linux is iptables. The only problem with iptables is that it can be challenging (especially for the new user ...
3: Let WICD handle your wireless woes I can’t tell you how many times I have found myself banging my head against a server rack. For the longest time Linux and wireless networking were simply not good bedfellows. But that is quickly becoming a thing of the past. With modern distributions, wireless ...
2: Keep out unwanted users with /etc/hosts.deny Yet another helpful “hosts” file is hosts.deny. This file allows you to create access control based on client or server names. This is helpful in many ways. You can block blacklist domains from gaining access to your network or you can block certain ...
1: Make use of your /etc/hosts file The hosts file is used for static host names and offers a quick way to create networking shortcuts. One of the first things I do on a Linux machine is add various machines to the /etc/hosts file. This saves me from having to type a lot of IP addresses. The format ...