CDRouter Support


testvar version 13.9

Value Type


Default Value



This parameter specifies the largest LAN IP MTU that can be forwarded by the router without fragmentation. If set to the keyword default, the maximum MTU will be selected dynamically by CDRouter based on the WAN protocol that is being used. The default MTU values for each supported WAN protocol are:

  • static 1500
  • DHCP 1500
  • PPTP 1460
  • L2TP 1460



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