IOS commands

What is OSPF Totally Stubby Area?

Yasir Irfan Profile: Yasir Irfan

OSPF Totally Stubby Area basically filters out an information of a OSPF database purely based on the LSA types. An ABR  in a Totally Stubby Area  prevents LSA type 3, Type4 and Type 5  to be flooded in to a Totally Stub Area.  It replaces all these types of LSA with a default route. Basically...

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What is OSPF Stub Area?

Yasir Irfan Profile: Yasir Irfan

We all know OSPF as routing protocol is one of most widely used IGP protocol, OSPF happens to be the most scalable IGP protocol. OSPF also happens to be one of complex protocols as it deals with various concepts and terminologies. Once such topic where people get confused is OSPF Area types. I...

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How to restore Cisco ASA Firewall to factory default?

Yasir Irfan Profile: Yasir Irfan

  Restoring the Cisco ASA Firewall to default settings is quite easier , there are two ways to do this. In this post lets see how we can do this using the Cisco IOS Command

config factory-default

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