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Supermicro Server – Stuck at System Initialization

April 14, 2015 by @HKw@! | No Comments | Filed in Server Hardware

One of my SuperMicro Server fail to boot up. It stuck at system initialization with a post code “B7”.

IMG_20150414_172643

After i did some research, i found out  the stop code error B7 or B9 are relate to memory module. I tried do test the RAM by one and found out one of the RAM faulty. I proceed to change the RAM and the Server back to normal.

Mac OS X 10.9 – Wi-Fi : No hardware installed

March 16, 2015 by @HKw@! | No Comments | Filed in Mac OS X, MacBook Pro

I have updated My MacBook Pro to Mac OS X Mavericks.  Initially it working fine. After few week, i noticed that the WiFi wouldn’t work. When i clicked the wireless icon, it show the error Wi-Fi : No hardware installed.

Wi-fi No Hardware installed

To solve this problem, i tried to reset the System Management Controller (SMC) by removing the battery. Below are the steps:- Read the rest of this entry »

Default Username, Password and IP Address for all Dell SonicWALL Appliances

November 24, 2014 by @HKw@! | No Comments | Filed in Firewall

If you never setup Dell Sonicwall Appliances before, you sure do not know the default IP, username and password.

Below are the factory default administrator (admin) username, password and IP address for all categories of Dell SonicWALL appliances.

Product

Default Username

Default Password

Default IP Address

SonicWALL FIREWALL (UTM) APPLIANCES

admin

password

192.168.168.168

SonicWALL CONTENT SECURITY MANAGER (CSM) APPLIANCES

admin

password

192.168.168.168

SonicWALL SMB SSL-VPN APPLIANCES

admin

password

192.168.200.1

SonicWALL Aventail EX Series SSL-VPN Appliances

admin (AMC),
root (CLI)

Defined during
initial configuration.

192.168.0.10
(on internal interface)

SonicWALL  EMAIL SECURITY APPLIANCES

admin

password

192.168.168.169

SonicWALL CONTINUOUS DATA PROTECTION (CDP) APPLIANCES

admin

password

192.168.168.169

SonicWALL SonicPoint appliance

admin

password

192.168.1.20