links between switches are trunk links
2. Configure The VTP Client
● Configure VTP client Mode
● Configure trunk
● Verify the VTP status
● Configure the access port. When a vswitch works in VTP client mode, a new VLAN cannot be added, but a port can be allocated to an existing VLAN.
1.2.2 VTP Configuration
1. Restore factory Configuration
Switch # erase startup-config Delete STARTUP configuration file switch # Delete VLAN. dat Delete VLAN configuration file
2. configure all trunk links
3. Confi
broadband IP Telephone test network platform (VOIP-VPN) to achieve. Optical bridge users in the voice of the need to focus on the following areas: the scope of business to be broad, you can achieve voice mail, voicemail, address books and many other functions, can be integrated with the computer, data, voice simultaneous implementation. High bandwidth, easy to increase service items, low interference, stable voice quality, low cost, good performance/price ratio. These requirements through Netco
0 Basic words first to choose "CCNA Study Guide", simulator must be installed, unless there is a device can actually take the environment. "TCP/IP Routing technology" is too early, after the exam CCNP later. If you really want to know more about it, you can learn a bit. CCNA, who had just begun to learn, read that the book was basically a Bible-class.In addition, it is better to look at the basic Books of c
MPLS label distribution protocols include:1. LDP (Label Distribution Protocol)2. TDP (CISCO private)3. RSVP Resource Reservation Protocol4. CE-LDP5. MP-BGP (Multi-Protocol extensions for BGP-4)6. Labeled BGP (BGPV4 with label distribution capability)LDP (Label Distribution Protocol) Label Distribution ProtocolLDP operations mainly include the following four stages:(1) discovery stage(2) session establishment and maintenance(3) LSP establishment and ma
VPN instance changes, the changed PE device should take the initiative to send the BGP refresh packet to refresh the VPN route, and use the new RT attribute to filter the route.
Different from RD, We can configure multiple RT attributes for a VPN instance, and the RT attributes are released in the extended group attributes of the bgp update message. The format is similar to that of common group attributes. When a route carries multiple extended group attributes and RT attributes at the same tim
1 Introduction
The structure of MPLSMultiprotocol Label Switching protocol is described in [1. A label exchange router can be used for Frame Relay switching. Frame relay switches the routing algorithms at the network layer, such as OSPF, IS-IS, and forward data based on these routing algorithms. You do not need to select a specific frame relay path.Frame Relay switching applies to the top-level current tags in the first DLCIData Link Connection Identifier Field of the frame relay data Link layer
R0 creates a tunnel to R1 to enable multicast. It's very simple to scale up and you can see the configuration at first glance. Wvrp has passed.
R0
#Sysname quidway#Multicast Routing-enable#Mpls lsr-ID 1.1.1.1MPLSMPLS teMpls rsvp-teMPLS te CSPF#Interface ethernet0/0/0IP address 192.168.1.1 255.255.255.0PIM SMMPLSMPLS teMPLS te max-link-bandwidth 10000MPLS te max-reservable-bandwidth 5000Mpls rsvp-te#Interface null0#Interface loopback0IP address 1.1.1.1
?? In the network environment, in order to isolate and divide the network, avoid inter-network interference and broadcast storms, define a variety of forms of isolation. There are hardware-based isolation and network protocol isolation, as well as the isolation of subnet segments (subnet masks).?? MPLS and VLAN isolation, based on the software protocol, there is a certain hardware technical support, with these two tags of the packet, before or after t
When there is no peer VRF route, VRF uses MPLS *** to transmit routes to each other ,. After the PE routers at both ends use IGP (PIPE) to build a neighbor, a small pipe (*** V4 cluster) is built in the pipe for ** communication MPLS ** key points: IGP physical links and lo interfaces must be built through BGP large and small water pipes, and reflection must be configured under small water pipes.
March 2016 2 August-April 1st Ivy Alliance Training Center (Avtech Institute of Technology), for a mobile company IT staff of 5 days of CCNA Routing and Exchange practical training class successfully implemented! This training arrangement is held in the beautiful Shenzhen.CCNA Certified professionals have the knowledge and skills to connect to remote sites over a wide area network, eliminate basic security threats, and understand the requirements of w
.---------------------------------------------------------------, the commands for setting the clock frequency and enabling the serial interface are:Router (config) #interface Serial 0/0/0Router (config-if) #clock rate 56000Router (config-if) #no shutdown---------------------------------------------------------------Once you have changed your router configuration, remember to use the show command to verify the accuracy of your changes, and then save the changed configuration as a startup configu
efficiency of the router configuration, in the Cisco Device command can be abbreviated "typing the first few letters of the command, when the first few letters of the command press the tab can be filled, or directly enter can also execute the command". )Note: Write is the Save command, and this command executes in privileged mode. In other modes (not available in user mode), you can add do enforcement before the command.3, after the completion of the address configuration can be tested,whether
MPLS default MTU is 1500, do not make any changes, I ping full package does not fragment, why can pass! It adds MPLS information altogether is 1504 bytes, how can transmit?
Here is my reply:
It has been verified, what you need to do is to study your network topology again, if you have a ready-made environment, put your detailed topology map, as well as the configuration of each device sent to me, I can he
Release date:Updated on:
Affected Systems:Cisco ios xe 3.9.xDescription:--------------------------------------------------------------------------------Bugtraq id: 63979CVE (CAN) ID: CVE-2013-6706
Cisco IOS is an interconnected network operating system used on most Cisco system routers and network switches.
When Cisco ios xe processes an IP packet header in an MPLS packet, the CEF module may encounter an error. Attackers can exploit this vulnerabil
In the MPLS/vpn experiment, the configuration of OSPF/r12002 was developed from the basis of the first experiment, so some basic configurations are not mentioned here. The network topology is as follows: first complete the RIP configuration on CE1: Before you configure this, you must delete the previous configuration. If you do not delete the configuration, the problem may occur. CE1: router rip version 2 network 1.0.0.0 network 192.168.1.0 no auto-su
En
Conf t
Hostname SW1
Username CCNA Password CCNA
No IP domain-lookup
Service Password-encryption
Enable Secret Cisco
Line con 0
Login Local
Logging synchronous
Exec-timeout 0 0
Line vty 0 4
Login Local
Logging synchronous
Exec-timeout 0 0
int VLAN 1
IP addr 192.168.1.1 255.255.255.0
No shut
IP Default-gateway 192.168.1.254
Show run
Copy Run start
CCNA path-1-static route ConfigurationDuring the preparation of CCNA, the route is always in disorder. Therefore, keep your daily study notes recorded for future viewing. There are two types of Static Routing configurations: one is Static Routing with the next hop address, and the other is Static Routing with the output interface. For static routing, the usage is as follows: 1. The network only contains sev
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