l2l 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

icmp 0:00:02Timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00Timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absoluteTimeout tcp-proxy-reassembly 0:01:00Dynamic-access-policy-record DfltAccessPolicyNo snmp-server locationNo snmp-server contactCrypto ipsec ikev1 transform-set cisco esp-des esp-md5-hmac Phase 2 conversion set)Crypto map cry-map 10 match address

0.0.0.0 10.1.1.2② R2Ip route 0.0.0.0 0.0.0.0 202.100.1.3Ip route 192.168.1.0 255.255.255.0 10.1.1.1③ R4Ip route 0.0.0.0 0.0.0.0 202.100.2.3Ip route 192.168.2.0 255.255.255.255.0 255.1.1.5 Ip route 192.168.3.0 255.255.255.0 30.1.1.6 ④ R5Ip route 0.0.0.0 0.0.0.0 255.1.1.4 ⑤ R6Ip route 0.0.0.0 0.0.0.0 30.1.1.4 B. Dynamic PAT Configuration:① R2Ip access-list extended 100Permit ip 192.168.1.0 0.0.255 anyPermit ip 10.1.1.0 0.0.255 anyInt e0/0Ip nat insideInt e0/1Ip nat outsideIp nat inside source lis

A. Test topology: Reference Link: http://blog.sina.com.cn/s/blog_52ddfea30100gf4r.html Http://www.cisco.com/en/US/docs/ios/sec_user_services/configuration/guide/sec_vpn_ac_802_1x.html Two. Basic ideas: A. Branch offices Configure Site-to-site VPN with headquarters and enable DHCP server and dot1x authentication B.dhcp assign a different address pool based on whether or not to pass DOT1X authentication C.vpn interest Stream masks the address of

A. Test topology Note: A.branch Router gns iOS for c7200-adventerprisek9-mz.152-4.s, download address: http://down.51cto.com/data/607191 B.centerasa is using a ASA8.42 VMware virtual machine. Two. Basic Configuration A.branch Router

A. Test topology: Two. Basic configuration: A.r1 Interface Loopback0 IP address 192.168.1.1 255.255.255.0 Interface fastethernet0/0 IP address 10.1.1.1 255.255.255.0 No shut B.r2 Interface ethernet0/0 IP address 10.1.1.2 255.255.255.0

1. Topology Map: Reference: http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_configuration_example09186a00804acfea.shtml ASA does not support GRE, but can run OSPF using unicast and can be encapsulated by ESP. 2. Interface

I. Overview: In the actual work can often see a strong SSL VPN can bypass deployment, and support routing mode and NAT mode: Router mode requires intranet to VPN assigned address pool address can be router; NAT mode, VPN Client access intranet host, intranet host sees address as VPN interface address, Therefore, the a

{ Proposal L2L-P1-Proposal { Authentication-method pre-shared-keys; Dh-group group2; Authentication-algorithm md5; Encryption-algorithm 3des-cbc; } Policy L2L-P1-Policy { Mode main; Proposals L2L-P1-Proposal; Pre-shared-key ascii-text "$9 $ 7jVb2ji. 5z6wY. 5"; # SECRET-DATA } Gateway L2L-P1-Gateway { Ike-policy

solution will not be guaranteed. Solution 2: wired The cable solution can only deploy single-mode optical fiber cables at a distance of 12 kilometers, which is more time-consuming and costly. You can say you don't have to think about it. Solution 3: Internet + VPN The Internet can be said to be a public wide area network, and many telecom operators have established a four-way and eight-way long-distance network, which makes it possible for our compan

Rd and RT (mpls vpn bgp) Rd (route-distinguisher) is used to identify different VPN instances on the PE device. Its main function is to achieve address multiplexing between VPN instances. It and the IP address constitute a 12byte vpnv4 address space, rd and the route are carried together in the bgp update message and published to the peer end. On the one hand, we

This article compares the IPSec VPN and ssl vpn technologies in detail, so that users from all walks of life can better understand the VPN technology and select the appropriate VPN product. Another VPN implementation technology different from the traditional

WIN8 Cisco VPN 442 Error solution/Error Code 442 Cisco VPN Clinet with Windows 8 when you start using win8, because of work needs to use Cisco VPN Client, however, in win8, the Cisco VPN Client reports a 442 Error and cannot be used. The following Error message is displayed: Error Code 442 while connect to

This article combines two articles and has personally experienced it. It is very good. We have successfully established a VPN dedicated channel! The whole process is actually very simple. First, repeat the LNMP army brother's method and establish a VPN Server. 1. The full text of Server Installation explains how to create a VPN service on VPS, and how to install

I have recommended how to set up the PPTP VPN service in the article "VPs initial experience and self-built VPN service". This article has made some modifications and supplements based on the original article, and added"How to connect to pptp vpn on Linux. The running environment involved in this article: the remote server is configured with low xen VPs on vpslin

The following WLAN test is successful in ubuntu11.04: Install L2TP IPSec VPN We will use l2tp-ipsec-vpn software for Werner Jaeger First, open the terminal and execute the following command to install the l2tp-ipsec-vpn Software Sudo apt-add-repository PPA: Werner-Jaeger/PPA-Werner-vpnsudo apt-Get updatesudo apt-Get install l2tp-ipsec-

H3C MSR 3016 and Cisco 5510 ipsec vpn connection preface: Book connected to the http://www.bkjia.com/net/201210/162034.html, a previous branch of a VPN (cisco5510) device is damaged, temporary find a backup VPN (H3C Msr3016 ), after the system is refreshed, set ipsec vpn. Fortunately, the CISCO5510 configuration was ba

　　What is a VPN? 　　The English full name of the VPN is "virtual private network", translation comes from "The fictitious specialized network". As the name suggests, virtual private network we can understand him as a virtual out of the enterprise internal line. This VPN's English full name is "Virtual private network", translates is "The fictitious private network". As the name suggests, the virtual privat

What does a VPN mean? The English full name of the VPN is "virtual private network", translation come Over is "the fictitious specialized network". As the name suggests, virtual private network we can understand him as a virtual enterprise internal line.---- This VPN's English full name is "Virtual private network", translates is "The fictitious private network". As the name suggests, Virtual Private Netw

Pptp settings and local vpn (and solve the problem that ssh cannot access the remote host under the vpn)1. 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 address range)C