Elephant Flow TCP and UDP

Elephant Flow is designed to test long-lived flows that consume a significant share of the available bandwidth. The TCP variant uses sessions and connection management, while the UDP variant generates a connectionless flow.

Table 181 — Elephant Flow settings

Name	Description	Value
Sources	Sending agent and network	Select the client agent, interface, and network
Targets	Receiving agent or network	Select the server side or an external target
Frame size	L2 frame size, including the Ethernet header	64 to 9600 bytes; default: 1514
Total sessions	Number of concurrent TCP flows	Used by the TCP variant
CPS	TCP session opening rate	Used by the TCP variant
PPS per connection	Packet-per-second limit for each connection	0 means unlimited
PPS	UDP packet generation rate	Used by the UDP variant
TCP header	MSS, window, and sequence number	Used by the TCP variant
Duration	Flow runtime	Specify the test duration