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====== Adjust MTU size ====== Sometimes it is usefull to alter the MTU size of an interface. ===== Overview ===== ==== Level of difficulty === Easy ==== Use-case ==== The MTU size on the LAN-Bridge shoule be raised to 9000 to enable 'Jumbo Frames' ^ proberties of scenario ^^ | interface | lan | | mtu-size | 9000 | ==== Related topics ==== * [[documentation:configuration:uci|UCI]] * [[documentation:configuration:config_files:config_network|/etc/config/config_network]] ===== Instructions ===== ==== GUI ==== In this tutorial we will alter the MTU size. At first you must log in to your router. Go to the __Network Settings__ tab and then to __Connectivity__. {{ :howto:general:network:dd-wrt_nxt_-_chromium_004.png?nolink&800 |}} After choosing your __Operation Mode__ you can set __MTU__ to **Custom**. ==== UCI Config System ==== * **Add mtu setting** <code> uci set network.lan.mtu=9000 </code> * **Store changes** <code> uci commit network </code> * **Apply changes** <code> /etc/init.d/network restart </code> ==== UCI config files (native) ==== [[documentation:configuration:config_files:config_file_network|/etc/config/config_network]] * **Add mtu option** <code> config 'something' option 'name' 'whatever' </code> ===== Troubleshooting ===== Not available, yet
