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156-115.77 · Question #110
156-115.77 Question #110: Real Exam Question with Answer & Explanation
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Question
Your ARP cache is overflowing negatively impacting users experience on your network. Which command can you issue to increase the ARP cache on the fly? You do not need this to survive reboot.
Options
- AModify the /etc/sysctl.conf: net.ipv4.neigh.default.gc_thresh3 = 1024.
- Becho 1024 > /proc/sys/net/ipv4/neigh/default/gc_thresh3
- Carp cache table > 1024
- DYou cannot increase the size of the ARP cache on the fly.
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