Introduction to OSPF

[lagapidis (Lazarus Agapidis)]

Hello Sameh

There is no clear cut answer to which is better. Each has its own strengths and weaknesses. You can find out more about these at the following post:

Administrative Distance for CCNA students

Hello Marit Administrative distances are indeed assigned by the vendor, and the values you see in the lesson are values assigned by Cisco. This does make sense when you see that EIGRP is given a better AD that OSPF. Although they are assigned by vendors, they are not entirely based on preference of the proprietary over the open architecture protocols. The default ADs are specifically chosen to ensure an optimum functionality under the most common circumstances. Other vendors use AD values…

I hope this has been helpful!

Laz