netperf-udp_stream: Add missing variables

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
ait-client-netperf-udp_stream: Use netperf 2.6.0 omni test

And save the old 2.4.5 client, for reference.

Work will continue on a multi protocol netperf test, covering
UDP, TCP, SCTP and DCCP, both for stream and rr tests.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
ait-netperf: New suite for netperf's 2.6.0 omni tests

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
ait-run: Check if sshd is running on the server machine.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
ait-client-netperf: Fix detection of firewall problems

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
neperf.config: Enlarge the range of packet sizes

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>