Refer to the exhibit Which impact of using three or more ABRs between the backbone area and area 1 is true?
In a large-scale network LSA replication by all ABRs can cause serious scalability issues
Multiple ABRs reduce the CPU processing on each ABR due to splitting prefix advertisement
In a large-scale network multiple ABRs can create microloops
Prefixes from the non-backbone area are advertised by one ABR to the backbone
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