This value represents the maximum packet size that your router is currently configured to handle. Note down this value for reference. Step 5: Adjust the MTU Value To change the MTU value, simply click on the field where the current value is displayed and replace it. What is the optimal value for the MTU on the router? There is no single value that is optimal for the MTU on the router, as it may vary depending on your internet provider and your network configuration. This is Ethernet in my case and its value is 1500 (see below screenshot). If its not set properly you can run into packet fragmentation which leads to higher ping and slower speeds (or complete transmission failure). more You. MTU is mostly based on your ISP and different other reasons, so it's not a general fix for everything. WWAN. and see the link I'd posted I'm no MTU expert but the 1320 may be somewhat specific to xfinitywifi. I have a Creta that uses xfinitywifi and needed to use 1320 to get it to connect to my. Best MTU Setting? I have a 1GBPS down/350 MBPS up fibre connection.
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