-| | ${if1_index}= | Get interface sw index | ${node} | ${interface1}
-| | ${if2_index}= | Get interface sw index | ${node} | ${interface2}
-| | ${if_indices}= | Create list | ${if1_index} | ${if2_index}
+| | ${if1_link}= | Get interface by name | ${node} | ${interface1}
+| | ${if2_link}= | Get interface by name | ${node} | ${interface2}
+| | ${if_indices}= | Create list
+| | ... | ${node['interfaces']['${if1_link}']['vpp_sw_index']}
+| | ... | ${node['interfaces']['${if2_link}']['vpp_sw_index']}