mtr meaning

.tracerouteTraceroute also uses the ICMP protocol, which uses ICMP for more time than error-Error reporting and ICMP endpoint unreachable messages. For the ICMP protocol, the principle is:Important options for traceroute are:[Plain]View PlainCopy -u--uses the UDP protocol to detect, which is the default detection protocol. -i--uses the ICMP protocol to detect -t--uses the TCP protocol to detect Examples of use are:[Plain]View PlainCopy Traceroute www.baidu.com

1.MTR Introduction:The MTR is a very good network connectivity judgment tool in Linux, which combines the features of Ping, traceroute,nslookup.Apt-get Install Mtr-yInstalling the MTR ToolsRelevant parameters of 2.Mtr:Mtr-sUsed to specify the size of the ping packetMtr-nno-dnsDo not do domain name resolution for IP add

#!/bin/env python#-*-coding:utf-8-*-# @Date: 2015-09-06 11:30:48# @Author: Your Name ([emailprotected]) # @ link:http://example.org# @Version: $Id $import threadingimport commandsimport timedef py_mtr (IP): Isotimeforma t= '%y-%m-%d%x ' Time_now=time.strftime (Isotimeformat,time.localtime ()) filename= '/tmp/' +ip+ '. txt ' f= Open (filename, ' W ') F.write (time_now) f.write (' \ n ') mtr_out=commands.getstatusoutput ("Mtr-r-C 20-n %s "%ip) [1

In addition to the previous article "Linux Common Network Tools: Route scanning traceroute" introduced in the Traceroute, General Linux also built-in another common route scanning Tool mtr.The MTR is better used in some ways than traceroute, and it can display the information of each hop routing in real time and constantly probe.Traceroute uses UDP packet probing by default, and the MTR uses ICMP packet det

The MTR is a well-used tool that combines ping and traceroute tools and, by default, initiates a new request every second.and refresh the result data interface, it is useful to determine when a link drops.650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/5B/70/wKiom1UI7baQz27dAANket-GiGo530.jpg "title=" mtr " alt= "Wkiom1ui7baqz27daanket-gigo530.jpg"/> [[Email Protected]_5 ~]#

I want to transfer files between servers, use the SCP tool, and the zip tool is useful when the file is large or needs to transfer many files. Network analysis Tools The MTR is also commonly used.Readers can look at the next man information for comparison.1. Compress the files into soft.zip filesZip–r Soft.zip apr-1.5.1.tar.gz cmake-2.8.12.2.tar.gz/app/backup/2. SCP Tool Transfer fileScp-p 2201 Soft.zip Test@10.10.1.2:/database/backupRSA key fingerpri

When the search engine grasps the lifeblood of the Internet economy, the typical application of the Internet, which is created by the search behavior, will affect all the people and things related to it. For the moment, we call the economic model of the related behavior a search economy. In this section we discuss one of the most basic elements of a search economy – search keywords. What are the key words? It can be any word in any language, mainly in the form of words. The essence of writing i

The meaning of directory and file permissions in Linux The meaning of file permission R: You can read the specific contents of this document; W: You can edit the contents of this file, including adding the details of the deleted file; X: The file has executable permissions-------Note: Here and window is not the same, in win, the file executable permissions are expressed through the extension, such as EX

What is the definition in C language? What is the meaning of the statement? What is the difference between them ?, Meaning difference In the C language, we may be very familiar with definitions and declarations, but we may not really understand them! Definition meaning: the so-called definition is to create (compiler) an object, allocate a memory space for this

String formatting symbolic meaning Symbol Description %c Formatting characters and their ASCII code %s formatting strings %d formatting integers %o Formatting an unsigned octal number %x formatting unsigned hexadecimal numbers %x Format unsigned hexadecimal number (uppercase) %f Format fixed-point numb

String formatting symbolic meaning Symbol Description %c Formatting characters and their ASCII code %s formatting strings %d formatting integers %o Formatting an unsigned octal number %x formatting unsigned hexadecimal numbers %x Format unsigned hexadecimal number (uppercase) %f Format fixed-point numb

A lot of friends in the tuning with MySQL will certainly use the explain to see the execution of the SELECT statement, here is a brief introduction to the results of the meaning of the two columns.1 Type column The official saying that this column represents the "type of access", and more commonly, the way MySQL finds the data rows needed. One is to introduce the worst from the most efficient to the best: all this is called a full-table scan, and no i