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  • Hirofumi Takahashi thinks this is interesting:

It is important to note that OSPF also uses the bandwidth statement to calculate its metric. Therefore, if IGRP (or EIGRP) metrics are to be manipulated in a network where OSPF is also running, use the delay to influence IGRP. Changing the bandwidth will affect both IGRP and OSPF.


Cover of Routing TCP/IP, Volume 1, 2/e


Changing bandwidth affects both EIGRP and OSPF