sonicwall port forwarding

1th ChapterCloud ServerECS Linuxaccess to intranet services via port forwardingFront-facing conditionsCustomer PC terminal can ssh login to the ECS server with public network . There's a public network. ECS servers can access other intranet ECS servers via intranet . There's a public network. ECS Server can access RDS via intranet (ECS 's intranet IP is in RDS Whitelist)RINETD Configuration Method1.1if it isUbuntusystem can be installed directly using

The information comes from the internet. Please forget it. application scenario: assume that there are three devices A, B, and C, AB can access each other, BC can access each other, A and C cannot access each other directly, and Oracle database is installed on C, how can A access C databases? Specific environment: A (192.168.8.253), windowvistaB (192.168.8.150), and linuxC application scenarios: Assume that there are three devices A, B, and C. A Specific environment: A (192.168.8.253), window

Intrusion penetration techniques Xinetd port forwarding In some network environments, such as managing a LAN or deploying a dedicated LAN, it may still be necessary to access certain ports of the Intranet machine from outside. Generally, you must access the jump server to access the corresponding machine.In our example, we must achieve the dedicated LAN of the Management

iptables service and service iptables startYou can write a script to enable the device to run automatically;# Vi/etc/rc. Local#! /Bin/sh## This script will be executed * after * all the other init scripts.# You can put your own initialization stuff in here if you don't# Want to do the full sys V style init stuff.Touch/var/lock/subsys/localSH/root/myshipin. Log---------------------------------------------------------------------VI myshipin. Log#! /Bin/sh## This script will be executed * after *

Linux port ing forwarding tool rinetd installation use 1, download wget http://www.boutell.com/rinetd/http/rinetd.tar.gz version rinetd 0.62 www.2cto.com 2, install tar zxvf rinetd.tar.gz cd rinetd 3, run make # may be wrong, you need to modify the following: vi rinetd. c input/bindPort> = 65536 query input/connectPort> = 65536 the query will change 65536 to 65535. Otherwise, the system will prompt that the

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Environment : VBox or Vitrualbox to connect the virtual machine, because the company intranet can not allocate IP (do not know if this is the reason), the virtual machine with the bridge can not reach the IP, virtual machine and host access to each other, so with Nat. Sorry : Nat is able to connect to the network, but also can access the host, and the host cannot access the virtual machine. However, also want to use SECURECRT in the host access to Linux (after all, Linux command line inconvenien

In the TCP socket development process, you want the extranet client to map to a locally-initiated TCP server, summarizing the local TCP port mapping extranet method:1, open Ngrok after registered users, URL ngrok:https://www.ngrok.cc/2, add a tunnel, select the free version can be. Specific ways to add: https://www.sunnyos.com/article-show-70.html3. Start Ngrok Tunnel: Ngrok Reference: https://www.sunnyos.com/article-show-67.htmlDownload plugin, open

the data link layer, for example, if you send 512 Byte, received is not necessarily the correct byte, so you have to make the relevant check to ensure correctness, or may not be a complete copy of the byte, but a number of times to collect all the data, then we need to define the relevant structure to ensure the integrity of data transceiver. These details are related to the serial drive implementation, readers are interested in, you can view the relevant documents. In this application, there i

Today to help customers migrate the site, the client is an ASPX is a PHP site, this time there are 2 domain names, but the PHP site is Apache under the pseudo-static, must be used to Apache, but the ASPX site is also necessary to Iis+mssqlThen at this time, Iis+apache are using the 80 port, will certainly conflict, what should be done? Then we can only in the Apache configuration file configuration proxy agent Function!So simply say Apache under proxy

network or enter the address, you can find that we have been configured successfully, but the main page of the jump is Tomcat's homepage, this time we need to redirect the main page, whichTime We need to modify a configuration, the Server.xml file under the Tomcat installation path confAdd and modify the following:After configuring the Tomcat service to restart, the browser types the localhost effect:After the successful external network mapping, the detection effect:The difference between intr

bootPre-up Iptables-restore Attach Iptables.up.rules note Several accept above not say, I default is all let go.*nat:prerouting Accept [632:40162]:input Accept [158:11837]:output accept [1:328]:P ostrouting Accept [1:328]-a Prerouting-i eth2-p tcp-m tcp--dport 8443-j DNAT--to-destination 192.168.1.100:443-a postrouting-s 192.178.0.0/20- o eth2-j masqueradecommit# completed on Mon Mar-10:55:20 2015# Generated by Iptables-save v1.4.12 on Mon Mar 30 10:55: 2015*filter:input Accept [60769:14812609]

Login as: Fleam[email protected]127.0.0.1's Password:Welcome to Ubuntu14.04.1LTS (Gnu/linux3.13.0- +-generic i686)* Documentation:https://help.ubuntu.com/System Information asof Wed Sep7 -: +: theCst .System Load:0.0Processes: +Usage of/:16.1% of7.01GB Users Loggedinch:1Memory Usage: One% IP Address forEth0:10.0.2.15Swap Usage:0%Graph ThisData and manage Thissystem At:https://landscape.canonical.com/New Release'16.04.1 LTS'available. Run'Do-release-upgrade'To upgrade to it. Last login:wed Sep7

Author: Wu Ating (http://www.linuxforum.net) One. Brief introduction: Most people know that SSH is used to replace the R command set, which is used for encrypted remote logins, file transfers, and even encrypted FTP (SSH2 built-in), so SSH becomes one of the most widely used services, and SSH has another very With the function of its port forwarding tunnel function, using this function, so that some unsafe

This article for everyone to share is the Node.js port forwarding implementation code for your reference, the specific contents are as follows #!/sbin/node var net = require (' net '); function ProxyPort (srcport,destserver,destport) {var server = Net.createserver (function (c) {//' connection ' listener C.on (' End ', function () {console.log (' src disconnected '); }); var client =