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jalanisrocha · 10-16-2019

DescriptionIn case DNAT/Static NAT is in use for a subnet that is different than the WAN interface, routing information to this subnet should be advertised to the network. A commonly used method to advertise those prefixes is with the use of a static...

jalanisrocha · 09-12-2019

DescriptionStub areas are helpful to optimize resource utilization on some routers with low capacity or in cases that other areas don’t need to learn all the routes from the backbone area. The special areas to achieve this goal are:Stub: Allow routes...

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Technical Tip: Blocking ICMP type 3 messages (Destination Unreachable) replies after advertising a blackhole route to the network

Technical Tip: Configuration of OSPF Stub, Totally Stub, NSSA and Totally NSSA areas

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