- Written by Sidharth
- Posted on February 26, 2024
- Updated on February 26, 2024
- 662 Views
The EOS implementation of OSPF uses an alternate Area Border Router (ABR) behavior as specified in the IETF draft document. This is implemented as an optimization over the standard OSPF so that the packets would not be dropped when a router loses Active backbone connection which could otherwise be successfully forwarded.
- Written by David Blease
- Posted on November 12, 2019
- Updated on December 19, 2023
- 4796 Views
In an OSPFv2 Area Border Router (ABR), area filters may be used to prevent specific prefixes from being announced by an area as Type 3 Summary LSAs or routes to AS boundary routers as Type-4 ASBR summary LSAs.
- Written by Nikhil Satish Pai
- Posted on June 23, 2021
- Updated on June 23, 2021
- 4804 Views
In an OSPFv3 Area Border Router (ABR), area filters may be used to prevent specific prefixes from being announced by an