yum -y install epel-release yum -y install openvpn Installer ifconfig yum install net-tools
Optimisation de serveurs Windows
Calcul du temps de transfert
Trouver ce qui prends de la place sur votre disque
Fonctionne avec plusieurs types de disques
Utiliser son propre routeur avec Bell Fibe
Table Netmask
| Netmask | Inverse | /CIDR | Usable | Size |
|---|---|---|---|---|
| 0.0.0.0 | 255.255.255.255 | /0 | 4,294,967,294 | The Internet |
| 128.0.0.0 | 127.255.255.255 | /1 | 2,147,483,646 | 128 Class ‘A’s |
| 192.0.0.0 | 63.255.255.255 | /2 | 1,073,741,822 | 64 Class ‘A’s |
| 224.0.0.0 | 31.255.255.255 | /3 | 536,870,910 | 32 Class ‘A’s |
| 240.0.0.0 | 15.255.255.255 | /4 | 268,435,454 | 16 Class ‘A’s |
| 248.0.0.0 | 7.255.255.255 | /5 | 134,217,726 | 8 Class ‘A’s |
| 252.0.0.0 | 3.255.255.255 | /6 | 67,108,862 | 4 Class ‘A’s |
| 254.0.0.0 | 1.255.255.255 | /7 | 33,554,430 | 2 Class ‘A’s |
| 255.0.0.0 | 0.255.255.255 | /8 | 16,777,214 | 1 Class ‘A’ |
| 255.128.0.0 | 0.127.255.255 | /9 | 8,388,606 | 128 Class ‘B’s |
| 255.192.0.0 | 0.63.255.255 | /10 | 4,194,302 | 64 Class ‘B’s |
| 255.224.0.0 | 0.31.255.255 | /11 | 2,097,150 | 32 Class ‘B’s |
| 255.240.0.0 | 0.15.255.255 | /12 | 1,048,574 | 16 Class ‘B’s |
| 255.248.0.0 | 0.7.255.255 | /13 | 524,286 | 8 Class ‘B’s |
| 255.252.0.0 | 0.3.255.255 | /14 | 262,142 | 4 Class ‘B’s |
| 255.254.0.0 | 0.1.255.255 | /15 | 131,070 | 2 Class ‘B’s |
| 255.255.0.0 | 0.0.255.255 | /16 | 65,534 | 1 Class ‘B’ |
| 255.255.128.0 | 0.0.127.255 | /17 | 32,766 | 128 Class ‘C’s |
| 255.255.192.0 | 0.0.63.255 | /18 | 16,382 | 64 Class ‘C’s |
| 255.255.224.0 | 0.0.31.255 | /19 | 8,190 | 32 Class ‘C’s |
| 255.255.240.0 | 0.0.15.255 | /20 | 4,094 | 16 Class ‘C’s |
| 255.255.248.0 | 0.0.7.255 | /21 | 2,046 | 8 Class ‘C’s |
| 255.255.252.0 | 0.0.3.255 | /22 | 1,022 | 4 Class ‘C’s |
| 255.255.254.0 | 0.0.1.255 | /23 | 510 | 2 Class ‘C’s |
| 255.255.255.0 | 0.0.0.255 | /24 | 254 | 1 Class ‘C’ |
| 255.255.255.128 | 0.0.0.127 | /25 | 126 | 128 Hosts |
| 255.255.255.192 | 0.0.0.63 | /26 | 62 | 64 Hosts |
| 255.255.255.224 | 0.0.0.31 | /27 | 30 | 32 Hosts |
| 255.255.255.240 | 0.0.0.15 | /28 | 14 | 16 Hosts |
| 255.255.255.248 | 0.0.0.7 | /29 | 6 | 8 Hosts |
| 255.255.255.252 | 0.0.0.3 | /30 | 2 | 4 Hosts |
| 255.255.255.254 | 0.0.0.1 | /31 | 0 | 2 Hosts |
| 255.255.255.255 | 0.0.0.0 | /32 | 1 | 1 Host |
Créer ISCSI distributed SWITCH
Connection VPN et garder internet par sa carte réseau principale
- From the Control Panel, choose “Network & Internet.”
- Click “View Network Status and Tasks.”
- Click “Manage Network Connections.”
- Right-click on your VPN connection and select “Properties.”
- Select the “Networking” tab.
- Highlight “Internet Protocol Version 4 (TCP/IP v4).”
- Click “Properties.”
- Click “Advanced.”
- Uncheck the “Use default gateway on remote network” box.
- Click “OK” three times to close the windows you opened.
Ajouter une route sous Windows
For example, to add a static route to the 10.0.0.0 network that uses a subnet mask of 255.0.0.0, a gateway of 192.168.0.1, and a cost metric of 2, you type the following at a command prompt:
route add 10.0.0.0 mask 255.0.0.0 192.168.0.1 metric 2
Source: https://technet.microsoft.com/en-us/library/cc757323(v=ws.10).aspx
Mettre a jour Linux
sudo apt-get update # Fetches the list of available updates
sudo apt-get upgrade # Strictly upgrades the current packages
sudo apt-get dist-upgrade # Installs updates (new ones)
Source:
http://askubuntu.com/questions/196768/how-to-install-updates-via-command-line