Simply record that a Cisco router is simulated as a frame relay switch, and the router must have a serial interface module. Liehuo.net
// Enable Frame Relay switching on the vroFRSW (config) # frame-relay switching strong-fire-network
// Enter the Interface Configuration ModeFRSW (config) # int serial 0/1
Veryhuo.com
// Delete the interface IP AddressFRSW (config-if) # no ip address veryhuo.com
//
Use the tftp function of Linux to configure information about cisco router-Linux Enterprise Application-Linux server application. The following is a detailed description. In a LAN environment, if there are Cisco routers and Linux servers. Maybe you need to use Linux
The TFTP service downloads the Cisco router configuration file startup-config, edits it on the ser
Router tplink882 How to configure a virtual server:
A small business needs to open the mail and Web server to the Internet. Implement this requirement through the virtual server functionality. The user network parameters are as follows:
Open ports: Internet users access the port used by the server.
Note: The above parameters are only for the guidance of this article, please refer to the actua
customized within a Network as needed without application. In the network, computers communicate through internal IP addresses. When the internal computer needs to communicate with the external internet, the device with the NAT Function (such as a router) converts an internal IP address to a valid IP address (that is, the requested IP address) for communication.
2. NAT application environment
Scenario 1: an enterprise does not want external n
Router tplink882 How to configure Parental Control features:
A parent wants a child to have access to a learning site only during study hours and weekends, but his or her computer is not under control. Parental needs are as follows:
Note: The schedule description, time schedule, access targets, and so on can be customized settings, the above parameters are for reference only.
Log
This article describes how to configure the IOS Firewall on a Cisco router. What should we pay attention to when configuring the firewall? The following article provides detailed answers.
Pre-configuration on R1, R2, and R3
R1 (config) # int e0/0R1 (config-if) # ip add 172.16.1.1 255.255.255.0R1 (config-if) # no shR1 (config) # ip route 0.0.0.0 0.0.0.0 172.16.1.2 co
The user checks network security and requires SSH logon to the core device. Previously, the device used Telnet logon, and the user name and password are transmitted in plaintext, which does not meet the security check requirements.
In fact, the SSH login configuration is very simple, mainly divided into the following steps:
1. Configure the Domain Name
Sd_core_r7600 (config) # IP domain-name sdcore
2. generate an SSH key
Sd_core_r7600 (config) # crypt
This article describes in detail how to configure PPP authentication and CHAP authentication, and provides the command line for configuration. You can learn about the configuration process through the instance.
When configuring PPP verification, select PAP and CHAP. PAP is the user name and password for the plain text transfer, which is not secure. CHAP uses hash values for verification. Passwords are not transmitted online, so the security is high.
C
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