# Can be overriden by --no-int-config
no_int_config: false
+# Perform port to port loopback (direct or through switch)
+# Should be used with EXT service chain and no ARP (no_arp: true)
+# Can be overriden by --l2-loopback
+l2_loopback: false
+
# Resources created by NFVbench will not be removed
# Can be overriden by --no-cleanup
no_cleanup: false
# - PVVP uses left, middle and right
# - for EXT chains, this structure is not relevant - refer to external_networks
# Otherwise a new internal network will be created with that name, subnet and CIDR.
-#
-# segmentation_id can be set to enforce a specific VLAN id - by default (empty) the VLAN id
+#
+# segmentation_id can be set to enforce a specific VLAN id - by default (empty) the VLAN id
# will be assigned by Neutron.
# Must be unique for each network
# physical_network can be set to pick a specific phsyical network - by default (empty) the
right: 'nfvbench-net1'
# Use 'true' to enable VLAN tagging of packets generated and sent by the traffic generator
-# Leave empty you do not want the traffic generator to insert the VLAN tag. This is
+# Leave empty you do not want the traffic generator to insert the VLAN tag. This is
# needed for example if VLAN tagging is enabled on switch (trunk mode) or if you want to hook directly to a NIC
# By default is set to true (which is the nominal use case with TOR and trunk mode to Trex)
vlan_tagging: true
# Specify only when you want to override VLAN IDs used for tagging with own values (exactly 2).
-# Default behavior of VLAN tagging is to retrieve VLAN IDs from OpenStack networks provided above.
-# In case of VxLAN this setting is ignored and only vtep_vlan from traffic generator profile is used.
+# Default behavior (empty list) is to retrieve VLAN IDs from OpenStack networks described in external_networks.
+# This property is ignored in the case of l2-loopback
# Example: [1998, 1999]
vlans: []