Quickly Solve and Graph mathematical equations online

Here is an online tool i use when i want to quickly solve, graph and analyse mathematical equations.
Click here to access the tool and have fun :-)

More info ........

Extreme Switches - Cheat Sheet

//Saving the configuration to a TFTP Server//
# upload configuration <ip-of-tftp-server> <file_name>
# upload configuration 10.151.65.108 my_config_backup

//Adding snmp community//
# configure snmp add community readonly public

//create a vlan, give it a tag, add a port, assign it an ip address//
#create vlan vlan_name
#configure vlan vlan_name tag 8
#configure vlan vlan_name ipaddress 10.151.17.1 255.255.255.224
#configure vlan vlan_name add port 20 tagged

//deleting an ip address from a vlan//
# unconfigure vlan vlan_name ipaddress

//adding a static route//
#configure iproute add 10.151.65.0 255.255.255.0 172.17.17.33

//enable ipforwarding in a vlan//
# enable ipforwarding vlan vlan_name

//adding a default route, gateway = 172.17.17.33//
# configure iproute add default 172.17.17.33

//Setting the time//
#configure time 10 17 2013 08 10 00
#configure timezone name EAT  180 noautodst

//NTP Configuration//
#show sntp-client
#enable sntp-client
#configure sntp-client primary 192.9.200.71 vr VR-Default
#configure sntp-client secondary 10.170.12.67 vr VR-Default
#configure sntp-client update-interval 3600

//Basic Show Commands//
#show switch

Am trying to build a free IP network monitoring tools using open source software

A while ago, i was tasked to develop an IP network monitoring tool for our section and today i set out to look for an appropriate solution on the internet. we already have CACTI configured to monitor our network, so my task is to look for an alternative tool that can work as a standby monitor when CACTI is off. This article is like my scratch pad in this quest.

Useful Links

1. Nice reviews on all the available open source utilities
2. Nagios + NConf

Setting Up the Server

VMware-workstation 7.1.3
Ubuntu 12.04 desktop

Server behind a proxy, add the proxy configuration in the system wide profile.

Edit these files:

gedit /etc/environment

or

gedit /etc/profile
export http_proxy=http://username:password@proxyhost:port/ 
export ftp_proxy=http://username:password@proxyhost:port/
Then test the connection:
sudo apt-get update

Best Web and Mobile Payment Gateway in Africa

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