About SSH Keys SSH keys provide a more secure way of logging into a virtual private server with SSH than using a password alone. While a password can eventually be cracked with a brute force attack, SSH keys are nearly…
About SSH Keys SSH keys provide a more secure way of logging into a virtual private server with SSH than using a password alone. While a password can eventually be cracked with a brute force attack, SSH keys are nearly…
FXS and FXO are the name of ports used by Analog phone lines (also known as POTS – Plain Old Telephone Service) or phones. FXS – Foreign eXchange Subscriber interface is the port that actually delivers the analog line to…
We have talked about collision domain in switch and hub. So, what is collision domain, broadcast domain and how to count them ?What is collision domain and broadcast domain ?Collision Domain is a group of Ethernet or Fast Ethernet devices in a…
Virtual Local Area Networks 1.0 Introduction A Local Area Network (LAN) was originally defined as a network of computers located within the same area. Today, Local Area Networks are defined as a single broadcast domain. This means that if a user…
Di asumsikan vnc server sudah terinstal dengan baik, jika vnc belum terinstall silahkan download di sini: rpmfind.net. 1. Setelah paket di download lakukan instalasi rpm -ivh vnc-server-3.3.3r2-47.i386.rpm, kemudian aktifkan service vncserver dan jalankan 2. Untuk mengatifkan GUI, edit file…
Cek squid sudah terinstall atau belum dengan perintah berikut: # rpm -qa |grep squid squid-2.5.STABLE Jika belum terinstall, silahkan install terlebih dahulu dengan menggunakan cd RedHatnya sendiri atau download dari sini. Kemudian copy file squid.conf sebelum melakukan konfigurasi. # cp…
1. Press the Settings button on your phone. 2. Using the blue scroll button, press the down arrow until Option #2 ‘Network Configuration’ and press the ‘Select’ Softkey, or press the number 2 on your dial pad. 3. Press *…
To extract a tar.bz2 file, use the command (note the j option) Code: tar -jxvf filename.tar.bz2 To extract a tar.gz file, the the command (note the z option) Code: tar -zxvf filename.tar.gz z is to handle files that were compressed…
*Edit IPTABLEs: iptables -t nat -A PREROUTING -i eth0 -p tcp –dport 80 -j REDIRECT –to-port 3128 * Edit file /etc/squid/squid.conf, tambah opsi ‘transparent’ pada tag http_port http_port 3128 transparent * httpd_accel_host virtual * httpd_accel_port 80 * httpd_accel_with_proxy on *…
disable outgoing ICMP request? Use the following rules: iptables -A OUTPUT -p icmp –icmp-type echo-request -j DROP OR iptables -A OUTPUT -p icmp –icmp-type 8 -j DROP Enable ICMP: To enable ICMP ping outgoing request use following iptables rule: SERVER_IP=”202.54.10.20″…