Route Filtering Mechanism
We can filter routes based on various method.We can use below route filtering methods to filter route. 1. ACL 2. IP Prefix-list 3. Distribute List 4. Route-map 5. Filter List 1. ACL : Link needs to be added 2. Prefix-List Prefix-List is used for route filtering. Prefix list is a list of statements where each […]
Hello Test
ARP
ARP (Address Resolution Protocol): ARP is used to resolve IP Address into MAC address. Devices keep an ARP table where they store information about IP address and associated MAC address. How ARP Works: Let’s assume system-A wants to communicate with system-B. As we know traffic moves from source to destination on basis of Layer 3 […]
OTV
What is DCI (Data Center Interconnect)? DCI Technology is used to connect two or more Data Center to achieve business or IT objective. Why DCI solutions? Disaster Recovery or Data Center Maintenance VM/Application/Host/Workload Mobility Flexibility and scalability Transport Option: Over dark fiber or D-WDM MPLS Transport IP Transport We can select DCI technologies based on […]
Fabric Path
Fabric Path Fabric Path is a plug and play protocol, it enables each device to build overall view of topology in same way like link state protocol does. In Fabric Path each device in topology is identified by switch id and all layer 2 forwarding tables are built based on reachability to each switch id. […]
vPCII
Step by step configuration for vPC: 1. Enable vPC and lacp Feature: 2. Configure vPC domain: 3. Configure keep-alive (Please verify reachability using “Ping” command). 4. Configure Peer-link We have to understand below things from above output. Delay restore : To delay the virtual port channel (vPC) from coming up on the restored vPC peer device […]
VPC
Port-channel is a technique which is used to combine multiple physical links into a single logical link. More about Port-channel Here we are going to discuss Multi-chassis Ether-Channel. Multi-chassis ether-channel is in between 3 devices. There are three main type of multi chassis ether-channel as below: 1. 3750/3850 – Cross stack port channels 2. VSS (in […]