I worked recently to add a Calix E7 to a network to do GPON Fiber for Ethernet customers. The customers would need to get a dhcp address for a dhcp server, and I needed to add DHCP Option 82 logging for record keeping purposes.
When deploying Metro Ethernet service and Colocated services, best practice it to put the ports in protected mode or uni. This is to prevent customers from causing interference to each other with layer2 protocols. It also allows the user of service provider traffic filtering. The downside is without additional configuration, customer traffic to another customer… Continue reading Allowing UNI or protected ports on Cisco switch to reach each other using IP
IOS-XR has a structure that is very different than standard IOS. I would recomend checking the different documentation at Cisco.com this post is not going to explain things like having to commit a config before it is applied… etc, but rather I am going to assume you have read the getting started guide. The project that… Continue reading Setting up 802.q and switch ports in an ASR9000
After not having time to write an article for a while, here is the article I promised in the last post. We will take our basic network from our other article on source based routing, and expand it. This solution involves a dual-homed network with redundant gateways.
When you are transitioning from one carrier to another using provider allocated IP space there is a neat little trick you can use to route outbound traffic through the correct carrier. While there are some carrier’s that do not filter their ingress traffic, there are many others who do.