Hitachi 3080 Network Administration Manual page 25

destination IP address or sub-network is configured as an attribute in the IP
routing table.
The IP MTU in use is the lowest of:
• The interface IP MTU setting
• Any IP MTU specified by the selected route
• Any IP MTU specified by the MTU command
The recommended MTU size is 8972 bytes (in order to compensate for the IP
and ICMP headers).
Network interfaces 25
Hitachi NAS Platform Network Administration Guide