Change The Mtu Size - NETGEAR R6900 User Manual

Nighthawk AC1900 Smart WiFi Router Model R6900
• A secure website that does not open or displays only part of a web page
• Yahoo email
• MSN portal
• America Online's DSL service
• You use VPN and experience severe performance problems.
• You used a program to optimize MTU for performance reasons and now you are experiencing
connectivity or performance problems.
If you suspect an MTU problem, a common solution is to change the MTU to 1400. If you are willing to
experiment, you can gradually reduce the MTU from the maximum value of 1500 until the problem goes
away. The following table describes common MTU sizes and applications.
Table 3. Common MTU sizes
MTU
1500
1492
1472
1468
1460
1458
1436
1400

Change the MTU Size

Warning
An incorrect MTU setting can cause Internet communication problems. For
example, you might not be able to access certain websites, frames within
Application
The largest Ethernet packet size. This setting is typical for connections that do
not use PPPoE or VPN and is the default value for NETGEAR routers, adapters,
and switches.
Used in PPPoE environments.
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 PPPoA environments.
Used in PPTP environments or with VPN.
Maximum size for AOL DSL.
Specify Your Internet Settings
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