2 files changed, 5 insertions, 0 deletions
diff --git a/src/stateless/cp/trex_stateless_port.cpp b/src/stateless/cp/trex_stateless_port.cpp
index 5162c477..58410fea 100644
--- a/src/stateless/cp/trex_stateless_port.cpp
+++ b/src/stateless/cp/trex_stateless_port.cpp
@@ -509,6 +509,10 @@ TrexStatelessPort::push_remote(const std::string &pcap_filename,
     if (!reader) {
         throw TrexException(ss.str());
     }
+
+    if ( (is_dual) && (reader->get_type() != ERF) ) {
+        throw TrexException("dual mode is only supported on ERF format");
+    }
     delete reader;
 
     /* only one core gets to play */
diff --git a/src/stateless/dp/trex_stream_node.h b/src/stateless/dp/trex_stream_node.h
index b4910fce..5da10d4b 100644
--- a/src/stateless/dp/trex_stream_node.h
+++ b/src/stateless/dp/trex_stream_node.h
@@ -510,6 +510,7 @@ public:
             }
         }
 
+        /* for dual mode - choose the right interface (even or odd) */
         if (is_dual()) {
             uint8_t dir = m_raw_packet->getInterface() & 0x1;
             set_mbuf_dir(dir);