cisco bgp configuration example

(config) #access-list permit|denyRouter (config) #interface;d efault:deny anyRouter (config-if) #ip access-group in|out;d efaultutExample 1:Router (config) #access-list 4 Permit 10.8.1.1Router (config) #access-list 4 deny 10.8.1.0 0.0.0.255Router (config) #access-list 4 Permit 10.8.0.0 0.0.255.255Router (config) #access-list 4 deny 10.0.0.0 0.255.255.255Router (config) #access-list 4 Permit anyRouter (config) #int f0/0Router (config-if) #ip Access-group 4 inTo extend the Access control list:Acc

VLAN 1. Use the no switchport trunk native vlan port configuration command to return to the default status. 6) configure a group of Ports 4006 # configure terminal 4006 (config) # interface range fastethernet2/1-5 4006 (config-if-range) # no shutdown // Note: a space must be added between the port numbers. For example, interface range fastethernet 2/1-5 is valid, while interface rang

Subnet Mask hardware basic Ethernet protocol Network Management A router is a bridge of a computer network and a core device connecting to an IP network. It can connect different networks, select data transmission routes, and block unauthorized access. Router configuration is not easy for beginners. Take the Cisco router as an example to introduce the ge

Cisco LAN switches are still commonly used. So I studied the maintenance and configuration problems of Cisco LAN switches. I would like to share them with you here, hoping to help you. Cisco LAN switches have evolved from a HUB-based LAN shared in the traditional sense to a broader space. Take Cisco's ipvst5000 series

Introduction to CISCO router AAA and related routing configuration cisco aaa www.2cto.com 3A concept: authentication authorization Accounting accountingcisco provides a variety of 3A services for routers and switches: 1. Self-contained AAA router/NAS self-contained AAA service NAS (Network Access Server) 2. Contact the AAA service on the

The Cisco Router performs very well in the market. Here we will mainly focus on Cisco routers and explain in detail the detailed steps of Cisco router configuration. Cisco routers are the core devices for network communication, currently, it has been widely used. I will intr

CISCO PT Simulation Experiment (15) loopback Telnet configuration for routersExperimental Purpose :Mastering the features and functions of router loopback interfaceMaster the configuration of the Loopback interface to achieve Telnet login to the routerMastering the basic configuration of RIP dynamic Routing and default

Using the Cisco router configuration can easily implement VoIP, So I studied the statements related to the Cisco router configuration and shared them here, hoping to be useful to everyone. VoIPVoice over IP) is a technology that transmits voice over the Internet. It has grown with the development of Internet technology

Cisco switch by default. But it can be implemented with only one command, namely: 3550 # terminal monitor. In order to experience the actual effect, we can open two DOS windows on our PC and log on to the same Cisco switch through TELNET. One is used for monitoring, and the other is used to perform specific operations, as shown below: for example, we execute a p

Recently, I have seen many vpn things and found that many manufacturers are paying attention to the implementation of Dynamic IP address-based vpn for small and medium-sized enterprises. Of course, cisco is no exception. In its ios12.3 (4) T, it began to support dynamic Address Resolution of vpnpeer. Now, in CiscoIOS12.3 (4) T, VPNpee is created based on the DNS name. Recently, I have seen many vpn things and found that many manufacturers are paying a

Absrtact: This article describes the first time the author contact Cisco PIX Firewall, summed up the Basic Firewall configuration 10 aspects of content. Hardware firewall, is the network between the wall, to prevent illegal intrusion, filtering information, etc., structurally speaking, is simply a PC-style computer host plus flash (Flash) and firewall operating system. Its hardware is similar to the common

Abstract: This article describes the first time that the author personally contacts the Cisco PIX Firewall and summarizes ten basic configurations of the firewall. A hardware firewall is a wall between networks to prevent illegal intrusion and filter information. In terms of structure, it is simply a PC-type computer host with Flash) and firewall operating systems. Its hardware is similar to the common control machine, which is suitable for 24 hours

determines which vro Configuration tool you need. Maybe you have more than 250 users, therefore, Cisco may think that you should have more budget for network management, so it wants to sell you a management tool ). However, in my managed network, there are 1200 users in 70 different cities, and CNA can be used to manage them well. In fact, this tool also supports many more advanced

This article mainly uses an example to explain in detail how to solve the packet loss problem caused by CISCO router faults? The following article gives me a detailed answer. Recently, some people in my department (Department A) reported that they could not access the network of the higher-level department (Department B. I use the ping command from the computer A1 (IP Address: 10.20.12.11/24) used by this p

When it comes to configuring a new Cisco router, most configurations depend on the type of router and the purpose it will serve. However, each administrator has its own "correct" configuration for each router's list of commands. The author will share with you the list of 10 commands that he has configured the router for himself. When it comes to configuring a new Cisco