EXFO FTB-800 Series for FTB-1 - Manual (Page 173)

Test Setup - Test Configurator, Timer, and System
NetBlazer 163
MAC/IP/UDP
UDP
Allows the selection of the source and destination UDP port number.

Source Port is configurable from 0 to 65535; the default is 49184.

Destination Port is configurable from 0 to 65535; the default is
7 (echo).
TCP
Allows the selection of the source and destination TCP port number.

Source Port is configurable from 0 to 65535; the default is 49184.

Destination Port is configurable from 0 to 65535; the default is
7 (echo).
Payload
For RFC 2544 and EtherBERT, indicates that the frame structure contains a
Payload.
For Traffic Gen & Mon, allows the selection of the Pattern: 00 to FF (default
is CC). Payload is not configurable when the QoS Metrics Tags Insertion
check box is selected (see the Global tab).
FCS
Indicates that the frame structure contains an Ethernet FCS.