Tweet Phone spec.; Android a855(old), no 3G, but ONLY wi-fi.   1. Call settings 1-1. Allow 3G/4G Calling ; Unchecked 1-2. Accept calls on answer…

1. CHECK_NRPE: Socket timeout after 10 seconds. ; NRPE stands for ‘Nagios Remote Plugin Executor’. Basically, Opsview cannot communication with agent. Solution> Verify Opsview-agent s/w…

How to add a sensor from custom SNMP library? Simple steps below   Before adding a custom SNMP OID, you need to import or upload…

Here is a simple why of how to import vendor SNMP MIB info to current Network Management System(NMS). In this case, PRTG. First, download free…

First, download free WMI tester from here And few things to check…. – Check WMI is installed. Type "wbemtest" from DOS prompt from both PC….

Tweet How you handle user FTP traffic? as you know there are two transfer modes, passive and active, for FTP traffic. – Active mode :…

1. Install System Certificate from "System Administration / Configuration / Local Server Certificates / Local Certificates"; Each ACS system has a self-signed certificate which is…

How to Cisco ACS 5.x allows user to change a pwd themselves? Enable User Change Password (UCP) web service for allowing user to change their…

1. Setup CSACS-1121 appliance – Bootup system and follow the installation guide. – Remebmer admin and pwd that you typed in during installation. – Remember…

After registry cleanup software, "CCleaner", I lost my bootloader for Linux Mint 11. Here is simple fix and steps.   1. First of all, run…

Sometime your PC has a lot of established TCP sessions that you never expected. Here is steps to verify and terminate.   1. From DOS…

1. DHCP to Static – Go to /etc/sysconfig and open file, ‘network’. From     To     2. IP assignment – Go to /etc/sysconfig/network-scripts…