port scan ip

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Python specifies port scan for LAN

the thread pool All_threads.append (t) # Loop blocks the main thread, waiting for each sub-thread to finish executing, The program then exits for T in All_threads:t.join () # Create Access IP list Method def check_ip (NEW_IP, Port): # Create a TCP socket, link a new IP list scan_link = Socket.socket ( Socket.af_inet, Socket. SOCK_STREAM) # Set link timeout time

Shell script combined with iptables anti-port scan implementation _linux Shell

There are now port-proof tools, such as Psad, Portsentry, but feel the configuration is a bit cumbersome, and the server does not want to install an additional software. So I wrote a shell script to implement this function. The basic idea is: the use of iptables recent module records in 60 Seconds to scan over 10 ports of IP, and combined with the Inotify-tools t

Python Scan LAN Port

"""Project name: Port probing scanWhiteVersion: 1.0Note: For example MySQL 3306 here, port to 80 can also"""#引入线程和socket的模块importthreadingimportsocketrouters=[] #用于保存探测结果lock =threading. Lock () #构造一把锁def main (): NBSP;NBSP;NBSP;NBSP;LOCAL_IPNBSP;=NBSP;SOCKET.GETHOSTBYNAME_EX ( Socket.gethostname ()) all_threads=[]foripin Local_ip[2]:fori inrange (1,255): array=ip.split (".") #把

Scan the computer port number

Label: style blog HTTP color Io OS AR Using system; using system. collections. generic; using system. componentmodel; using system. data; using system. drawing; using system. LINQ; using system. net; using system. net. sockets; using system. text; using system. threading. tasks; using system. windows. forms; namespace scan computer port {public partial class form1: FORM {public form1 () {initializecomponent

Oracle RAC Scan IP usage principles

-scan.racnode.com/192.168.3.233SCAN VIP name:scan3, IP:/racnode-cluster-scan.racnode.com/192.168.3.232Client Tnsnames.ora ConfigurationRACDB =(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP) (HOST = racnode-cluster-scan.racnode.com) (PORT = 1521))(Connect_data =(SERVER = dedicated)(service_name = racdb) {))Tnsping TestThe client network configuration points to the DNS server address 192.168.3.32C:\Documents and Se

ORA-12545 error connecting scan ip

= taia N-pt-d2-vip) (PORT = 1521 )))) Remote_listener string pdpt-cluster-scan: 1521 The Metalink search, found this is 11.2.0.1 small bug: "ORA-12545 or ORA-12537 while connecting to RAC through SCAN name [ID 970619.1]", 11.2.0.2 and later versions are fixed Client is able to resolve all Fully Qualified Domain Name (FQDN)

Oracle clients can connect to 11g RAC VIP but cannot connect scan IP issues ____oracle

Resolving Oracle clients can connect to 11g RAC VIP, but cannot connect scan IP issues Some time ago configured a set of HP ux11.31 oracle11g R2 RAC, after the configuration is completed, the client can connect VIP and Scan IP connection database, remote clients can only connect VIP access to the database, through the

Python Port Scan Alarm

#!/usr/bin/python#coding=utf8# #import sys,os,nmapimportmultiprocessingimporthttplib, Smtplibfromemail. Mimetextimportmimetextfromemail. Headerimportheaderreload (SYS) sys.setdefaultencoding (' UTF8 ') #设置收件人邮箱改成你自己的mailto_list =[' [email protected] ']mail_host= "smtp.163.com" #设置服务器mail_user = "[emailprotected]" #用户名mail_pass = "password" #密码mail_postfix = "163.com" #发件箱的后缀def Send_mail (to_list,sub,content): me= "Server port Exception Alarm" +

The understanding of scan IP

Reference: http://www.luocs.com/archives/281.html Http://www.oracle.com/technetwork/products/clustering/overview/scan-129069.pdf These days to do 11g RAC experiment, only to discover the concept of Oracle 11g scan IP, at the time of installation, directly in the host file added a scan corresponding resolution, after th

MFC scan COM port Program

MFC scan COM port Program MFC scan COM port program source code Features: The core function is scan. Not only can the actual port of COM such as Bluetooth and printer be scanned, but also the

DOS for command to implement scan network segment port, to assist in resolving ARP hanging horse _dos/bat

Do not need any tools, DOS command scan all the ports of a network segment! Open a DOS window under Win2000, and then execute FOR/L%a in (1,1,254) do start/min/low telnet 192.168.0.%a 3389 So all the open 3389 ports in this 192.168.0.x segment will be exposed. After this command is executed will open 254 small windows in the taskbar Then the Telnet link failed window automatically exits after approximately 5 seconds The rest of the window is the relat

Network Patrol script (ping and port scan) implemented by batch processing _dos/bat

Check.bat content (script content may be due to typesetting problems can not be directly copied paste run, can be modified): Copy Code code as follows: @echo off rem checklist.csv field: IP, Name, description, TCP application port, UDP application port In rem checklist.csv, use, @, replace, and do not use () for content description Set E_file=erro

Python port scan with multithreading + thread-safe Queue +thread class implementation

Scan port data storage with thread-safe queue queues Scan ports with multithreading Implementing program organization with the thread class #Coding:utf-8ImportSYSImportSocketImportSYSImportRe fromThreadingImportThread fromQueueImportQueueclassScanport (Thread):def __init__(self, target_ip, Target_port, Q): Super (Scanport, self).__init__() self.targe

C # scan IP address legality, numeric character Conversion Function

// Reference SpaceUsing system. net;Using system. Threading; Private void button#click (Object sender, system. eventargs E){// Thread class: Creates and controls threads.Thread thscan = new thread (New threadstart (scantarget ));// Thread. Start method: Start the threadThscan. Start ();}Private void scantarget (){String strstartipaddress = This. textbox1.text + "." + textbox2.text + "." + textbox3.text + "." + textbox4.text;String strendipaddress = This. textbox5.text + "." + textbox6.text + "."

NC scan machine port

# Nc-Z localhost 1-10000 // scan ports 1 to 1000 of the Local Machine to obtain the opened portConnection to localhost 22 port [TCP/ssh] succeeded!Connection to localhost 80 port [TCP/HTTP] succeeded!Connection to localhost 111 port [TCP/SunRPC] succeeded!Connection to localhost 199

Python implements the TCP port scan Tool

Tag:python Scan Tool [[emailprotected]~]#catportscan.py#!/usr/bin/envpython#-*- coding:utf-8-*-importsocket# instantiation of an object S=socket.socket () #循环遍历你自定义的端口范围 Forportinrange (1,65535): #使用python的异常处理 to determine the behavior after a program error try: print "[+]attemptingtoconnectto127.0.0.1:" + STR (port) #客户端对服务器端进行连接, the format of the general address is a tuple (hostname,

Win2003 IP Security Policy limits an IP or IP segment Access server specifies the port graphics and text description _win server

next in tunnel endpoint 12th step: Select all network Connections in the network type and click Next 13th step: In the IP filter list, click "Add (A)" 14th Step: Click "Add (A)" In the IP Filter list that pops up 15th step: In the Welcome to use the IP Filter wizard, click Next directly Step 16th: Enter a description and select the mirror in the

Windows multi-line threaded port scan

Not very familiar with multi-threading, the first simple application.1 /*2 2015.5 HT3 multi-line threaded port scanning4 5 Netstat-an6 7 */8 9#include Ten#include One#include A #pragmaComment (lib, "Ws2_32.lib") - using namespacestd; - the //port parameters passed by thread -typedefstruct - { -UnsignedintMin_port; +UnsignedintMax_port; - }port; +

Python port Scan (full connection, no multi-threaded)

‘‘‘这是一个端口全连接扫描的脚本,扫描结果会比较准确,但是比较费时间‘‘‘‘‘‘运行环境 Python3 ‘‘‘from socket import *def portScanner(host,port): try: s = socket(AF_INET,SOCK_STREAM) #注意参数 s.connect((host,port)) #注意括号 (host,port) print(‘[+] %d open‘ % port) s.close() except: #如果端口连接失败,则输出$port close print(‘[-] %d c

Python-Written port scan script

Today, I saw a group of friends sent a demand, as follows:"How to batch detect the port of a number of hosts, whether there is, the port is external", it is not difficult to write a small script with py, the problem of the place, but also hope you point out, thank you!#!/usr/bin/envpythonimportsocketfile= "C:\Users\Administrator\py_demo\ip.txt" port =80a=open (fi

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