Linux Based Network Monitoring

In the http://www.unixbar.net/see the use of monitoring Treasure monitor server, feel good, on the installation of a configuration, the following describes the specific installation Method! Monitoring treasure using the standard SNMP protocol to provide users with server monitoring, which means that the monitored server must run the SNMP agent (SNMPD), then we will detail how to install, open the SNMP agent on the Linux server, and make the necessary security configuration, Nginx monitoring and server i/o,cpu load, ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall introduction no matter on which server system, any one file's execution must have certain permission, if the hacker obtains this permission, may use this flaw to run some hacker program, thus achieves the control entire computer the goal. Conversely, even if hackers can put some hacker programs uploaded to the server, due to the permissions of the problem, these hacker programs will not run, can not endanger our system. 　　For example Findpass is like this. 1 Windo ...

Ganglia monitoring software is mainly used to monitor the performance of the software, such as: CPU, MEM, hard disk utilization, I/O load, network traffic, etc., through the curve is very easy to see the work of each node, the reasonable adjustment, distribution system resources, improve the overall performance of the system plays an important role. Support browser access, but can not monitor node hardware specifications, ganglia is a distributed monitoring system, there are two Daemon, respectively: Client ganglia monitoring Daemon (Gmond ...

You can use Linux's graphical tools to easily monitor your system's network performance. In this article, you will learn how to use the MRTG (SNMP-based, monitoring http://www.aliyun.com/zixun/aggregation/10374.html "> Network traffic tools) and Webalizer (the tool that analyzes the site hit Ratio). Many servers, routers, and firewalls are insured in their object markers (OIDs) that they ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall plan background in the Internet Information high-speed development today, the IDC industry development is the irresistible, therefore more people urgently needs the simple and easy IDC solution. 　　In order to solve this one IDC industry general concern problem, we launch this solution for reference. 　　The overall goal is to build a fully operational, simple implementation, easy to maintain and safe and stable host operation platform. Requirements Analysis 1, infrastructure because this program is the host ...

Today, open source firewalls are numerous. 　　This article will cover 10 of the most practical open source firewalls that fit your business needs. 1. Iptables Iptables/netfilter is the most popular command line based on firewalls. It is the safe line of defense for Linux servers. Many system administrators use it to fine-tune the server. The function is to filter packets from the network stack in the kernel, including: listing the contents of the packet filtering rule set, and executing fast because it only checks the header of the packet, and the administrator can ...

MRTG (Multi Router traffic Grapher) is a monitoring network traffic load of free software, for many network administrators, MRTG is an essential network management tool. MRTG is the use of SNMP protocol to query the designated SNMP protocol equipment, regular statistics of its equipment flow or load, and then the statistical results of the statistical map, from the statistical map can be very intuitive to detect traffic or load (Figure 1). In this way, the network administrator can easily find the Internet bandwidth consumption of abnormal conditions, such as the virus to send a large number of packets ...

ZABBIX 1.8.6RC1 This Release candidate contains a number of bug fixes and is accompanied by new minor features. 　 　 For more detailed update logs see: http://www.zabbix.com/rn1.8.6rc1.php Zabbix is an enterprise-class open source solution based on the Web interface that provides distributed system monitoring and network monitoring capabilities. Zabbix can monitor various network parameters, ensure the safe operation of the server system, and provide a soft notification mechanism for the system administrator to quickly locate/...

Zabbix is an enterprise-distributed http://www.aliyun.com/zixun/aggregation/13446.html "> System monitoring Tool that monitors and tracks the performance and availability of network servers, devices, and other IT resources. It supports distributed and web-based interface monitoring, automatic discovery, real-time monitoring, SLA insurance, trend analysis, and more. (More details: http://www.zabbix.com/) Zabbix ...

Cacti is a rrdtool based on the complete front-end http://www.aliyun.com/zixun/aggregation/10374.html "> Network traffic Monitoring graphical analysis tool. It can store all the necessary information to create charts and populate them with data from the MySQL database. The front-end is a complete PHP driver that can be used to maintain charts, data sources and database looping files, and cacti can also handle data collection. It is also able to create Mr ...