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Summary of Cisco router VPN

encapsulated at Layer 3rd of the network protocol stack. The following tunnel protocols are available:IPSecIP Security) Protocol: the IPSec protocol is not a separate protocol. It provides a complete set of architecture for data Security on the IP network, including AHAuthentication Header), ESPEncapsulating Security Payload) IKEInternet Key Exchange. To ensure the integrity, authenticity, anti-replay and private nature of data packets during network upload and transmission.GREGeneric Routing E

Pptp settings and local vpn (and solve the problem that ssh cannot access the remote host under the vpn), pptpssh

Pptp settings and local vpn (and solve the problem that ssh cannot access the remote host under the vpn), pptpssh1. Install pptpSudo apt-get install-y ppp pptpdsudo vim/etc/pptpd. conf modification: option/etc/ppp/pptpd-optionslocalip 172.31.26.19 (local vpn address) remoteip 172.31.26.20-200 (vpn customer point addres

How to Implement IPSec VPN based on vro

Many people asked me how to implement the IPSec VPN Technology Based on the router. I used this case to explain how to configure an IPSec VPN based on the router. Due to work requirements, it is required to establish a VPN connection between the company's Nanjing office and the Shanghai office. Network settings of Nanjing Office: Intranet IP address 10.1.1.0/24,

The Traditional VPN technology is no longer competent for the mobile Internet, vpn mobile Internet

The Traditional VPN technology is no longer competent for the mobile Internet, vpn mobile InternetWith the rapid increase of network bandwidth and the gradual reduction of access fees, more and more videos will be transmitted on the Internet instead of text. The video performance is direct, while the text is abstract, video Production is convenient and fast, while text is complex and slow. You can use a cam

Using ISA firewall to establish VPN server and dial-in of extranet VPN user

VPN is the abbreviation of Virtual private network, it is simply to use public network link to erect private network, it belongs to remote access technology. VPN server in the current network application is more and more extensive, today I come to you for a brief introduction of the VPN server configuration and users use VPN

Teamviewer vpn + win7 vpn create a remote access to the Intranet environment

Teamviewer vpn + win7 vpn create a remote access to the Intranet environment1. teamviewer vpn is the simplest. Select vpn as follows. However, you must select this feature when installing teamviewer.Connect and remember the partner ip address.2. Set up an "incoming connection" for the Intranet PC in win7

Free VPN, vpn

Free VPN, vpn I will not talk about what VPN does. I will give you a free VPN URL (one-hour VPN). Some of you may know this, but some do not know it, in the spirit of sharing happiness, the bloggers will share with you that cainiao can easily use

IPSec configuration in the Enterprise network VPN

-IPSEC-PROPOSAL-TRAN1]ESP auth MD5 "Select encryption Mode" [Router-ipsec-proposal-tran1]quit [Router]ipsec policy celue1 ISAKMP "Create security policy celue1 and write to the 10th sentence" [Router-ipsec-policy-celue1-10]security ACL 3000 applies access control List 3000 to this policy. [Router-ipsec-policy-celue1-10]proposal Tran1 to write security proposal Tran1 to this security policy. [Router-ipsec-policy-celue1-10]tunnel remote 192.168.2.1 "interface to the remote tunnel" [Router-ip

Windows 8.1 automatic reconnection of VPN disconnection (used when VPN is used on campus and internet), 8.1vpn

Windows 8.1 automatic reconnection of VPN disconnection (used when VPN is used on campus and internet), 8.1vpn First, right-click my computer, Open Computer Management, select "Task Scheduler", and then click "Create task" Show as shown in, (the bold font must be filled in accurately)Fill in basic information in the "regular" columnName: vpn (whatever)Descript

Build a VPN under Cent OS and set up a vpn for centos

Build a VPN under Cent OS and set up a vpn for centos 1. Make sure that PPP and TUN are enabled for the machine Cat/dev/pppcat/dev/net/tun If the output is in the afternoon, it indicates that the request passes. Otherwise, contact the supplier. Ii. one-click installation script Wget http://www.laozuo.org/download/scripts/openvz_centos_vpn.sh chmod a + x openvz_centos_vpn.sh The execution re

Create a point-to-point VPN for a fixed IP Address

28800 seconds; (6) in the IKE Life dialog box, enter 86400 seconds; (7) If you want the NetBIOS data traffic to run from the VPN channel, select NETBIOS Enable in the front box. For example, to allow network neighbors in the Microsoft operating system to view the other's computer, you must select it; (8) Click the Apply button. All the configurations are stored in the device and then returned to the

VPN user accesses the VPN server in the domain through ISA (CA certificate)

In general, VPN users are connected to the VPN server is to enter the password, if so, in some public places when the password is likely to cause leakage of passwords, resulting in unnecessary losses. Password Authentication protocol Although the hardware requirements are not as high as the Challenge Handshake protocol, however, in terms of security, it is still a distance from the challenge handshake agree

Vro settings-Site to Site VPN settings & amp; Detailed Frame Relay Configuration

(config) # ip route 0.0.0.0 0.0.0.0 172.161.1.2 # GZGZ (config) # interface f0/0GZ (config-if) # ip add 10.2.2.254 255.255.255.0GZ (config-if) # no shGZ (config-if) # exitGZ (config) # int s1/1GZ (config-if) # ip add 172.161.1.2 255.255.255.0GZ (config-if) # encapsulation frame-relay IETFGZ (config-if) # frame-relay map ip 172.161.1.1 201 broadcastGZ (config-if) # no shGZ (config-if) # exitGZ (config) # I P route 0.0.0.0 0.0.0.0 172.161.1.1 so that we can ping the Intranet IPBJ on GZ on BJ # pi

Branch L2L VPN to headquarters and PAT to partner through leased line (SVTI establishes VPN)

I. Overview:I received A friend's question in my blog. After phone communication, I learned the approximate situation:. the headquarters has a leased line to partner B. the partner side is not convenient to add a back-to-point route. When the Headquarters accesses the partner, PATC is implemented. now, if you want to connect the branch L2L VPN to the headquarters and PAT to the partner, the traffic from the branch to the partner is routed to the loopb

Site to site VPN Experiment

Site to site VPN Experiment1.1 descriptionThis experiment uses two routers to test the VPN configuration. Of course, you can also use a PC to a vro, a PC to a VPN concentrator, or a PC to a firewall. All of these support VPN. While we use IPsec VPN in

Igp Summary of the VPN gateway using the kernel-VPN Protocol

Igp-Summary: an advanced distance vector routing protocol, which features both distance vector and link status routing protocols. China site, applletalk and other network layer protocols. VPN is an efficient routing protocol. It has the following features: 1. control layer: Different igp protocols, small AD (AD can be used to manage the distance and the advertised distance of VPN, this refers to the Managem

The old version of the VPN system GETSHELL of wangshen (also affects multiple VPN manufacturers' devices, such as Wangyu Shenzhou, tianrongxin, Xi'an wangying, weishitong, Geda zhengyuan, American concave and convex, and ANIX in Germany)

The old version of the VPN system GETSHELL of wangshen (also affects multiple VPN manufacturers' devices, such as Wangyu Shenzhou, tianrongxin, Xi'an wangying, weishitong, Geda zhengyuan, American concave and convex, and ANIX in Germany) In the/admin/system/backup_action.php file if (isset($_REQUEST['cmd']))$cmd = $_REQUEST['cmd'];else$cmd = "NULL";$with_cert = 1;$pass = "";include_once "management/system.p

How does an Android phone connect to a VPN? On-Phone VPN tutorial

1. The following is an example of an Android phone, we click "Settings" to enter, as shown in the following figure. 2. There is a more or more network connection in the Setup interface, which has the following interface 3. After this enter the interface, we click on "VPN" to open the new interface click "+" increase, as shown in the following figure. 4. Then we enter the domain name of the Outland, such as image encryption 5. Now back to t

Research on security policy of IPSec remote access VPN

strategy management in the remote access model and study the management system. 2 IPSec VPN The IPSec protocol provides interoperable, high-quality, cryptographic-based security solutions for IPV4 and IPV6. Including access control, connectionless integrity, data source authentication, prevent replay attacks, information encryption and traffic confidentiality and other security services. All of these services are based on the IP layer and protect t

Configure Cisco ios easy vpn Server and Cisco VPN Client

Two physical hosts are used to simulate the company and home network respectively. Both physical hosts are connected to a TP-link home Broadband Router to simulate the Internet environment. Two virtual NICs are bound to one vmwarevm respectively. The purpose is to achieve access between two vmwarevms through VPN.Company network topology650) this. width = 650; "src =" ../attachment/201209/215639928 .png" border = "0" alt = ""/>The company router configuration is as follows: Building configuration

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