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Monitor Apache Web Server secara Real Time

Tools yang digunakan kali ini adalah apachetop, yaitu program kecil yang menampilkan statistik dari apache secara real time. Statistik yang ditampilkan tersebut terdiri dari request per second yang datang, file apa saja yang diakses, dan bandwidth yang digunakan.

[ More ] April 6th, 2010 | No Comments | Posted in Linux, network tool |

Test SMTP Server menggunakan SWAKS

Setiap kita merubah konfigurasi server smtp, pasti yang kemudian dilakukan adalah mencoba-nya, pada umumnya yang dilakukan adalah test sederhana secara manual menggunakan telnet, akan tetapi SWAKS membuat test server smtp semakin mudah.
- Install SWAKS
# apt-get install swaks

[ More ] April 10th, 2009 | No Comments | Posted in Linux, network tool, script |

Ping Blok IP

Untuk melakukan ping ke blok ip bisa menggunakan ping atau fping. Untuk fping, opsi -g akan menghasilkan sebuah list target dari ip dan netmask yang diberikan atau ip awal dan akhir.
Perintah fping
Untuk nge-ping class C 192.168.1.0/24 gunakan perintah :
# fping -g 192.168.1.0/24
atau
# fping -g 192.168.1.0 192.168.1.255
Perintah ping
# for i in {1..254}; do ping -c1 192.168.1.$i; [...]

[ More ] March 11th, 2009 | 1 Comment | Posted in Linux, Networking, network tool, script |

netcat – TCP/IP swiss army knife

Penjelasan netcat yg di ambil dari man page :
netcat is a simple unix utility which reads and writes data across network connections, using TCP or UDP protocol. It is  designed  to  be  a reliable  “back-end” tool that can be used directly or easily driven by other programs and scripts.  At the same time,  it  is  [...]

[ More ] January 7th, 2009 | 2 Comments | Posted in Linux, network tool |

Instalasi dan Konfigurasi ntop

Ntop digunakan untuk mengambil informasi network dengan konfigurasi sederhana. Kita bisa menggunakan browser untuk melihat hasilnya baik berupa grafik atau statistik.
Install ntop
# apt-get install ntop

[ More ] January 6th, 2009 | 2 Comments | Posted in Linux, Networking, network tool |

ICMP Bandwidth Test Mikrotik

ICMP Bandwidth Tester (Ping Speed) digunakan untuk menganalisa throughput bandwidth maksimal yang dapat dicapai paket ICMP dari LAN Card ke host yang lain.
Selain itu, tool ini dapat dipakai untuk membantu memecahkan kemacetan pada jaringan.

[ More ] December 27th, 2008 | No Comments | Posted in mikrotik, network tool |

Upgrade Nagios Terbaru dari versi 3.x

Versi terbaru biasanya berisi pembenahan critical bug sehinga jika punya waktu luang sempatkan untuk update. Asumsikan sudah terinstall nagios dari source code yg sudah di download, jadi tinggal update ke versi terbaru saja.
Pastikan sudah memback-up instalasi nagios dan file-file konfigurasinya, jaga-jaga Jika ada sesuatu yg salah saat upgrade nanti kita masih punya back-up.

[ More ] December 17th, 2008 | No Comments | Posted in Linux, Networking, network tool, script |

knocker – a simple and easy to use TCP security port scanner

Knocker is a new, simple, and easy to use TCP security port scanner written in C, using threads. It is able to analyze hosts and the network services which are running on them.

[ More ] November 10th, 2008 | 5 Comments | Posted in Linux, Networking, network tool |

iptraf – Interactive Colorful IP LAN Monitor

IPTraf is an ncurses-based IP LAN monitor that generates various network statistics including TCP info, UDP counts, ICMP and OSPF information, Ethernet load info, node stats, IP checksum errors, and others.

[ More ] November 8th, 2008 | No Comments | Posted in Linux, Networking, network tool |

jnettop – View hosts/ports taking up the most network traffic

jNettop captures traffic comming across the host it is running on and displays streams sorted by bandwidth they use. Result is a nice listing of communication on network by host and port, how many bytes went through this transport and the bandwidth it is consuming.

[ More ] November 7th, 2008 | No Comments | Posted in Linux, Networking, network tool |

ipgrab – Tcpdump-like utility that prints detailed header information

Ipgrab is a network debugging utility not unlike tcpdump except that it prints out detailed header field information for data link, network and transport layers.

[ More ] November 6th, 2008 | No Comments | Posted in Linux, Networking, network tool |

ifstat – InterFace STATistics Monitoring

ifstat is a tool to report network interfaces bandwith just like vmstat/iostat do for other system counters. It can monitor local interfaces by polling the kernel counters, or remote hosts interfaces using SNMP.

[ More ] November 3rd, 2008 | No Comments | Posted in Linux, Networking, network tool |
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