solarwinds network monitoring

. Number of Lookup requests 20 IP (commonly used to find the source of attack) Netstat-anlp|grep 80|grep Tcp|awk ' {print $} ' |awk-f: ' {print '} ' |sort|uniq-c|sort-nr|head-n203. Use tcpdump to sniff 80 ports with the highest number of IPTcpdump-i ETH0-TNN DST Port 80-c 1000 | Awk-f "." ' {print $1″. ' $2″. " $3″. " $4} ' | Sort | uniq-c | Sort-nr |head-104. Find more time_wait connectionsNetstat-n|grep Time_wait|awk ' {print $} ' |sort|uniq-c|sort-rn|head-n105. Check for more SYN connections

Telecom Network management need module library, he can know I wait every day to face Odf/ddf/mdf/shelf/card/port these telecom business model pain point. See this video The important thing about using HIGHTOPO is that HT provides a HTML5-based visual designer without the use of professional 3D design tools such as 3ds Max and Maya, and direct HT 3D Designer can model 3D on a page, While the dynamic data part of the way through the API to drive t

Method One (official):Reachability================================================================================Frame Address: Https://developer.apple.com/library/ios/samplecode/Reachability/Reachability.zipHow to use1> Adding a networked status listener object@property (nonatomic, strong) reachability *reach;2> Instantiating listener objectsSelf.reach = [reachability reachabilitywithhostname:@ "www.baidu.com"];3> Determining the status of networking-(void) netwrokstatuschanged {Switch (self.r

In a class Linux system, you can use top to view information such as system resources, processes, memory consumption, and so on. View network status You can use Netstat, nmap and other tools. To see real-time network traffic, monitor TCP/IP connectivity, and so on, you can use Iftop.First, Iftop What is it? The iftop is a real-time traffic monitoring tool similar

Real-time traffic monitoring tools, monitoring TCP/IP connectivity, etc., the disadvantage is no reporting function. Must be root to run.Parameters:-I set the monitoring network card, such as: # Iftop-i eth1-B displays traffic in bytes (default is bits), such as: # Iftop-b-N Causes the host information to display IP di

Nearly two days in the integration of the company's monitoring or Zabbix on the gradual migration to the Nagios+ganglia platformIn network monitoring This discovery ganglia the information obtained can not be customized to MB (or maybe I did not find the configuration location)Search from the internet found that a user has written traffic.sh script, I took to use

/local/etc/rc.d HostOS:freebsd6.0 WebInterfaceOptions: ------------------------ HTMLURL:http://localhost/nagios/ CGIURL:http://localhost/nagios/cgi-bin/ Traceroute(usedbyWAP):/usr/sbin/traceroute Reviewtheoptionsaboveforaccuracy.Iftheylookokay, type'makeall'tocompilethemainprogramandCGIs. --------------------------------- makeall makeinstall makeinstall-init makeinstall-commandmode makeinstall-config 10: Install nagios-plugins tarzxvfnagi

For more information, see: http://developer.android.com/training/monitoring-device-state/connectivity-monitoring.htmlGenerally, some scheduled tasks are set during development, such as repeated alarm clocks and scheduled tasks started in the background. However, if our network is not connected, there is no need to start the tasks that need to connect to the network.We can use connectivitymanager to check wh

1. Get Network card informationunder Windows Enter cmd, enter " typeperf-qx | find "Network Interface" | find "Bytes" > C:\network.txt"Then it will be under the C drive.generate Network.txt files, open files in which you can search for network interface performance-related parameters, and use these performance counter paths to get related performance values. (Thi

installing the latest wireshark, you may not need to specify it and it will be recognized automatically.Note that starting open may be slow and be patient.When you open the converted Dumpfilefinal.pcap, you can see the data content.Second, HTTP Data monitoring View Httparchive website: http://www.softwareishard.com/blog/har-12-spec/The pcap obtained using tcpdump can also be converted to Httparchive view, using the Pcap2har Python scripting tool.This

Talking about socket programming, we may think of QQ and IE, yes. There are many network tools such as Peer-to-peer, NetMeeting and other applications implemented in the application layer, but also with the socket to achieve. The socket is a network programming interface that is implemented at the network application level, and Windows Sockets includes a set of s

Cacti tool is a set of open source web-based network monitoring and system monitoring graphics solutions. Cacti obtains data through the SNMP service and draws graphics using RRDtool, providing very intuitive data and user management capabilities. Cacti requires web, MySQL, and PHP support. Cacti is typically used to monitor