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4.2 Frame 23
Figure 4.8. Tab element: IP
– Precedence — this field sets frame priority, that will be present
within IP packet structure when the device generates traffic; ac-
cording to RFC 791, eight frame priority values are supported;
sender can set in this field any value from Table B.2 of Annex B,
page 73;
– ToS (Type of Service) — this field defines a type of serving IP
packets; sender can set any value in this field, compliant to RFC
1349; in particular, values shown at Figure 4.9 and described in
Table B.3 of Annex B, page 73 are possible.
Figure 4.9. Type of Service
• UDP — with this tab a port is configured to send and receive data for
a protocol selected under IP tab:
Figure 4.10. The UDP tab layout
• TCP — with this tab a port is configured to send and receive data for
a protocol selected under IP tab.
•
Payload — this field is used to select a type of payload which will be
present in the datagram data field:
Bercut-MMT: Ethernet Networks Analysis