Tags » [OSPF]

OSPF Stub, Totally Stub, NSSA và Totally NSSA area

Hi all, hôm nay mình cùng điểm qua 4 loại area đặc biệt trong OSPF: Stub area, Totally Stub area, NSSA area và Totally NSSA area. 486 more words


Extending the python script to configure OSPF with ncclient

Previously I have successfully download the configuration from the netconf enabled router, now i have extended support to configure ospf.
This is a simple lab to further extend and get myself familiarize and comfortable with netconf. 913 more words


OSPF loadbalance

4 is the default number of routes that OSPF will include in routing table if more than 4 equal cost routes exist for the same subnet. 118 more words


Configuring Cisco ASA 5505 on Packet Tracer

A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules. 305 more words


OSPF Procces ID

Process IDs need to match within the router or your interfaces will be in separate OSPF instances.

Process id used by ospf is only to differentiate between the different processes if more than one ospf is running on the router. 267 more words


When OSPF Becomes a Distance Vector Protocol?

When OSPF Becomes a Distance Vector Protocol?

Inter-area OSPF is actually a distance vector routing protocol.

OSPF areas are connected by one or more Area Border Routers (the other main link state protocol, IS-IS, connects areas somewhat differently) which maintain a separate link state database and calculate a separate shortest-path tree for each of their connected areas. 430 more words


OSPF Neighbor States

In summary we can see that we have 8 Neighbor State that OSPF running to become fully adjacent with it’s neighbor.

The states are D.A.I.2.E.E.L.F… 1,060 more words