NETGEAR Nighthawk X8 AC5300 Tri-Band User Manual page 43

MTU
1472
1468
1460
1436
1400
576
Application
Maximum size to use for pinging. (Larger packets are fragmented.)
Used in some DHCP environments.
Usable by AOL if you do not send or receive large email attachments, for example.
Used in PPTP environments or with VPN.
Maximum size for AOL DSL.
Typical value to connect to dial-up ISPs.
Specify Your Internet Settings
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