dual mode - check for ERF only

2 files changed, 4 insertions, 1 deletions

diff --git a/scripts/automation/trex_control_plane/stl/trex_stl_lib/trex_stl_client.py b/scripts/automation/trex_control_plane/stl/trex_stl_lib/trex_stl_client.py
index 2c1fa5e9..b4a7b4c1 100755
--- a/scripts/automation/trex_control_plane/stl/trex_stl_lib/trex_stl_client.py
+++ b/scripts/automation/trex_control_plane/stl/trex_stl_lib/trex_stl_client.py
@@ -2234,6 +2234,9 @@ class STLClient(object):
 
         # for dual mode check that all are masters
         if is_dual:
+            if not pcap_filename.endswith('erf'):
+                raise STLError("dual mode: only ERF format is supported for dual mode")
+
             for port in ports:
                 master = port
                 slave = port ^ 0x1
diff --git a/scripts/automation/trex_control_plane/stl/trex_stl_lib/utils/parsing_opts.py b/scripts/automation/trex_control_plane/stl/trex_stl_lib/utils/parsing_opts.py
index 4e57aae3..779f35db 100755
--- a/scripts/automation/trex_control_plane/stl/trex_stl_lib/utils/parsing_opts.py
+++ b/scripts/automation/trex_control_plane/stl/trex_stl_lib/utils/parsing_opts.py
@@ -317,7 +317,7 @@ OPTIONS_DB = {MULTIPLIER: ArgumentPack(['-m', '--multiplier'],
               DUAL: ArgumentPack(['--dual'],
                                  {"action": "store_true",
                                   'default': False,
-                                  'help': "Transmit in a dual mode - requires a slave attached to the port"}),
+                                  'help': "Transmit in a dual mode - requires ownership on the adjacent port"}),
 
               FILE_PATH: ArgumentPack(['-f'],
                                       {'metavar': 'FILE',