Siemens SIMATIC NET SCALANCE S615 Configuration Manual page 126

Configuring with Web Based Management
4.5 "Interfaces" menu
● MTU
MTU (Maximum Transmission Unit) specifies the maximum size of the packet. If packets
are longer than the set MTU they are fragmented.
The range of values is from 64 to 1500 bytes.
● OperState
Displays the current operational status. The operational status depends on the configured
"Status" and the "Link". The available options are as follows:
– Up
– Down
● Link
Shows the physical connection status to the network. The available options are as
follows:
– Up
– Down
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You have configured the status "enabled" for the port and the port has a valid
connection to the network.
You have configured the status "disabled" or "Link down" for the port or the port has
no connection.
The port has a valid link to the network, a link integrity signal is being received.
The link is down, for example because the connected device is turned off.
SCALANCE S615 Web Based Management
Configuration Manual, 05/2015, C79000-G8976-C388-02