Nnospf packet life pdf

Bgp p art 1 type about bgp ebgp ad ibgp ad path vector 20 200 standard protocols transport authentication rfc 4271 ip tcp179 md5 path selection attribute weight administrative preference description 1 preference highest local preference communicated between peers within an as 2 highest 3 selforiginated prefer paths originated locally true. The cost of an interface is inversely proportional to the bandwidth of that interface. Udld packet life internet protocols network protocols scribd. Windows 10 keyboard shortcuts and printable pdf download. The cost also called metric of an interface in ospf is an indication of the overhead required to send packets across a certain interface. Jeremy stretch did a great job putting these together. Helpful packet life cheat sheets for networking protocols. Ospf p art 1 protocol header type attributes algorithm metric linkstate dijkstra cost bandwidth ad standard protocols transport 110 rfc 2328, 2740 ip ip89 router types internal router all interfaces reside within the same area backbone router a router with an interface in area 0 the backbone area border router abr connects two or. Ospf adheres to the following link state characteristics. Ultimate list of cheatsheets for a sysadmin servers australia. The term template describes any sort of mold or pattern from which new, identical objects can be created. Weve already discussed one of them, the hello packet. Ospf employs a hierarchical network design using areas.

Blog cheat sheets captures toolbox bookshelf about download all. Open shortest path first ospf open shortest path first ospf is a standardized linkstate routing protocol, designed to scale efficiently to support larger networks. But there are other packet types that are really important because they are going to be the ones involved in the exchange of those lsas. Understanding wireshark outputs with netdata charts. Understanding ip prefix lists by stretch monday, february 1.