Windows 8 as Access Point

open command prompt as administrator
type:

netsh wlan set hostednetwork mode=allow ssid=syamw8 key=abcdmuthu
netsh wlan start hostednetwork

note:
syamw8 => SSID name
abcdmuthu => security key

after that, microsoft hosted virtual network will be created, you can share another connection (e.g. mobile broadband connection) to this virtual connection using microsoft internet sharing.

Comments

Change eth0 to another name

To rename network interface name (e.g. eth0) as another name (e.g. lan0), edit file called 70-persistent-net.rules. And, will be look like this: Change NAME="eth0" to "lan0", and then reboot your server.

Shrink LVM without data loss

assume we have 3 logical volume: lv1 40GB, lv2 8GB, lv3 200GB in volume group called data . we want to resize lv3 become 180GB. here is the steps: booting to single mode enter init 1 (type: init 1) umount logical volume that you want to resize, e.g. umount /dev/data/lv3 check the filesystem: e2fsck -f /dev/data/lv3 resize the filesystem: resize2fs -p /dev/data/lv3 180G lvreduce -L -20G /dev/data/lv3 Ref: askubuntu.com

Mikrotik Bruteforce Login Prevention

Reference: WIKI FTP Bruteforce prevention This configuration allows only 10 FTP login incorrect answer per minutes add chain=input protocol=tcp dst-port=21 src-address-list=ftp_blacklist action=drop comment="drop ftp brute forcers" add chain=output action=accept protocol=tcp content="530 Login incorrect" dst-limit=1/1m,9,dst-address/1m add chain=output action=add-dst-to-address-list protocol=tcp content="530 Login incorrect" address-list=ftp_blacklist address-list-timeout=3h SSH Bruteforce prevention This will prevent SSH bruteforcer to be banned for 10 days after repetitive attemps add chain=input protocol=tcp dst-port=22 src-address-list=ssh_blacklist action=drop comment="drop ssh brute forcers" disabled=no add chain=input protocol=tcp dst-port=22 connection-state=new src-address-list=ssh_stage3 action=add-src-to-address-list address-list=ssh_blacklist address-list-timeout=10d comment="" disabled=no add chain=input...

Catatan

Search This Blog