+VPP Device Type Tags
+--------------------
+
+.. topic:: SCAPY
+
+ All test cases that uses Scapy for packet generation and validation.
+
+Performance Type Tags
+---------------------
+
+.. topic:: NDRPDR
+
+ Single test finding both No Drop Rate and Partial Drop Rate simultaneously.
+ The search is done by optimized algorithm which performs
+ multiple trial runs at different durations and transmit rates.
+ The results come from the final trials, which have duration of 30 seconds.
+
+.. topic:: MRR
+
+ Performance tests where TG sends the traffic at maximum rate (line rate)
+ and reports total sent/received packets over trial duration.
+ The result is an average of 10 trials of 1 second duration.
+
+.. topic:: SOAK
+
+ Performance tests using PLRsearch to find the critical load.
+
+.. topic:: RECONF
+
+ Performance tests aimed to measure lost packets (time) when performing
+ reconfiguration while full throughput offered load is applied.
+
+Ethernet Frame Size Tags
+------------------------
+
+These are describing the traffic offered by Traffic Generator,
+"primary" traffic in case of asymmetric load.
+For traffic between DUTs, or for "secondary" traffic, see ${overhead} value.
+
+.. topic:: {b}B
+
+ {b} Bytes frames used for test.
+
+.. topic:: IMIX
+
+ IMIX frame sequence (28x 64B, 16x 570B, 4x 1518B) used for test.
+
+Test Type Tags
+--------------
+
+.. topic:: BASE
+
+ Baseline test cases, no encapsulation, no feature(s) configured in tests.
+ No scaling whatsoever, beyond minimum needed for RSS.
+
+.. topic:: IP4BASE
+
+ IPv4 baseline test cases, no encapsulation, no feature(s) configured in
+ tests. Minimal number of routes. Other quantities may be scaled.
+
+.. topic:: IP6BASE
+
+ IPv6 baseline test cases, no encapsulation, no feature(s) configured in
+ tests.
+
+.. topic:: L2XCBASE
+
+ L2XC baseline test cases, no encapsulation, no feature(s) configured in
+ tests.
+
+.. topic:: L2BDBASE
+
+ L2BD baseline test cases, no encapsulation, no feature(s) configured in
+ tests.
+
+.. topic:: L2PATCH
+
+ L2PATCH baseline test cases, no encapsulation, no feature(s) configured in
+ tests.
+
+.. topic:: SCALE
+
+ Scale test cases. Other tags specify which quantities are scaled.
+ Also applies if scaling is set on TG only (e.g. DUT works as IP4BASE).
+
+.. topic:: ENCAP
+
+ Test cases where encapsulation is used. Use also encapsulation tag(s).
+
+.. topic:: FEATURE
+
+ At least one feature is configured in test cases. Use also feature tag(s).
+
+.. topic:: UDP
+
+ Tests which use any kind of UDP traffic (STL or ASTF profile).
+
+.. topic:: TCP
+
+ Tests which use any kind of TCP traffic (STL or ASTF profile).
+
+.. topic:: TREX
+
+ Tests which test trex traffic without any software DUTs in the traffic path.
+
+..
+ TODO: Should we define tags STL and ASTF?
+
+.. topic:: UDP_UDIR
+
+ Tests which use unidirectional UDP traffic (STL profile only).
+
+.. topic:: UDP_BIDIR
+
+ Tests which use bidirectional UDP traffic (STL profile only).
+
+.. topic:: UDP_CPS
+
+ Tests which measure connections per second on minimal UDP pseudoconnections.
+ This implies ASTF traffic profile is used.
+ This tag selects specific output processing in PAL.
+
+.. topic:: TCP_CPS
+
+ Tests which measure connections per second on empty TCP connections.
+ This implies ASTF traffic profile is used.
+ This tag selects specific output processing in PAL.
+
+.. topic:: TCP_RPS
+
+ Tests which measure requests per second on empty TCP connections.
+ This implies ASTF traffic profile is used.
+ This tag selects specific output processing in PAL.
+
+.. topic:: UDP_PPS
+
+ Tests which measure packets per second on lightweight UDP transactions.
+ This implies ASTF traffic profile is used.
+ This tag selects specific output processing in PAL.
+
+.. topic:: TCP_PPS
+
+ Tests which measure packets per second on lightweight TCP transactions.
+ This implies ASTF traffic profile is used.
+ This tag selects specific output processing in PAL.
+
+.. topic:: HTTP
+
+ Tests which use traffic formed of valid HTTP requests (and responses).
+
+..
+ TODO: Add HTTP tag to the current hoststack tests.
+ TODO: Document other tags already used by hoststack tests.
+
+.. topic:: LDP_NGINX
+
+ LDP NGINX is un-modified NGINX with VPP via LD_PRELOAD.
+
+.. topic:: NF_DENSITY
+
+ Performance tests that measure throughput of multiple VNF and CNF
+ service topologies at different service densities.
+
+NF Service Density Tags
+-----------------------
+
+.. topic:: CHAIN
+
+ NF service density tests with VNF or CNF service chain topology(ies).
+
+.. topic:: PIPE
+
+ NF service density tests with CNF service pipeline topology(ies).
+
+.. topic:: NF_L3FWDIP4
+
+ NF service density tests with DPDK l3fwd IPv4 routing as NF workload.
+
+.. topic:: NF_VPPIP4
+
+ NF service density tests with VPP IPv4 routing as NF workload.
+
+.. topic:: {r}R{c}C
+
+ Service density matrix locator {r}R{c}C, {r}Row denoting number of
+ service instances, {c}Column denoting number of NFs per service
+ instance. {r}=(1,2,4,6,8,10), {c}=(1,2,4,6,8,10).
+
+.. topic:: {n}VM{t}T
+
+ Service density {n}VM{t}T, {n}Number of NF Qemu VMs, {t}Number of threads
+ per NF.
+
+.. topic:: {n}DCRt}T
+
+ Service density {n}DCR{t}T, {n}Number of NF Docker containers, {t}Number of
+ threads per NF.
+
+.. topic:: {n}_ADDED_CHAINS
+
+ {n}Number of chains (or pipelines) added (and/or removed)
+ during RECONF test.
+
+Forwarding Mode Tags
+--------------------
+
+.. topic:: L2BDMACSTAT
+
+ VPP L2 bridge-domain, L2 MAC static.
+
+.. topic:: L2BDMACLRN
+
+ VPP L2 bridge-domain, L2 MAC learning.
+
+.. topic:: L2XCFWD
+
+ VPP L2 point-to-point cross-connect.
+
+.. topic:: IP4FWD
+
+ VPP IPv4 routed forwarding.
+
+.. topic:: IP6FWD
+
+ VPP IPv6 routed forwarding.
+
+.. topic:: LOADBALANCER_MAGLEV
+
+ VPP Load balancer maglev mode.
+
+.. topic:: LOADBALANCER_L3DSR
+
+ VPP Load balancer l3dsr mode.
+
+.. topic:: LOADBALANCER_NAT4
+
+ VPP Load balancer nat4 mode.
+
+.. topic:: N2N
+
+ Mode, where NICs from the same physical server are directly
+ connected with a cable.
+
+Underlay Tags
+-------------
+
+.. topic:: IP4UNRLAY
+
+ IPv4 underlay.
+
+.. topic:: IP6UNRLAY
+
+ IPv6 underlay.
+
+.. topic:: MPLSUNRLAY
+
+ MPLS underlay.
+
+Overlay Tags
+------------
+
+.. topic:: L2OVRLAY
+
+ L2 overlay.
+
+.. topic:: IP4OVRLAY
+
+ IPv4 overlay (IPv4 payload).
+
+.. topic:: IP6OVRLAY
+
+ IPv6 overlay (IPv6 payload).
+
+Tagging Tags
+------------
+
+.. topic:: DOT1Q
+
+ All test cases with dot1q.
+
+.. topic:: DOT1AD
+
+ All test cases with dot1ad.
+
+Encapsulation Tags
+------------------
+
+.. topic:: ETH
+
+ All test cases with base Ethernet (no encapsulation).
+
+.. topic:: LISP
+
+ All test cases with LISP.
+
+.. topic:: LISPGPE
+
+ All test cases with LISP-GPE.
+
+.. topic:: LISP_IP4o4
+
+ All test cases with LISP_IP4o4.
+
+.. topic:: LISPGPE_IP4o4
+
+ All test cases with LISPGPE_IP4o4.
+
+.. topic:: LISPGPE_IP6o4
+
+ All test cases with LISPGPE_IP6o4.
+
+.. topic:: LISPGPE_IP4o6
+
+ All test cases with LISPGPE_IP4o6.
+
+.. topic:: LISPGPE_IP6o6
+
+ All test cases with LISPGPE_IP6o6.
+
+.. topic:: VXLAN
+
+ All test cases with Vxlan.
+
+.. topic:: VXLANGPE
+
+ All test cases with VXLAN-GPE.
+
+.. topic:: GRE
+
+ All test cases with GRE.
+
+.. topic:: GTPU
+
+ All test cases with GTPU.
+
+.. topic:: IPSEC
+
+ All test cases with IPSEC.
+
+.. topic:: SRv6
+
+ All test cases with Segment routing over IPv6 dataplane.
+
+.. topic:: SRv6_1SID
+
+ All SRv6 test cases with single SID.
+
+.. topic:: SRv6_2SID_DECAP
+
+ All SRv6 test cases with two SIDs and with decapsulation.
+
+.. topic:: SRv6_2SID_NODECAP
+
+ All SRv6 test cases with two SIDs and without decapsulation.
+
+.. topic:: GENEVE
+
+ All test cases with GENEVE.
+
+.. topic:: GENEVE_L3MODE
+
+ All test cases with GENEVE tunnel in L3 mode.
+
+.. topic:: FLOW
+
+ All test cases with FLOW.
+
+.. topic:: NTUPLE
+
+ All test cases with NTUPLE.
+
+.. topic:: L2TPV3
+
+ All test cases with L2TPV3.
+
+Interface Tags
+--------------
+
+.. topic:: PHY
+
+ All test cases which use physical interface(s).
+
+.. topic:: GSO
+
+ All test cases which uses Generic Segmentation Offload.
+
+.. topic:: VHOST
+
+ All test cases which uses VHOST.
+
+.. topic:: VHOST_1024
+
+ All test cases which uses VHOST DPDK driver with qemu queue size set
+ to 1024.
+
+.. topic:: VIRTIO
+
+ All test cases which uses VIRTIO native VPP driver.
+
+.. topic:: VIRTIO_1024
+
+ All test cases which uses VIRTIO native VPP driver with qemu queue size set
+ to 1024.
+
+.. topic:: CFS_OPT
+
+ All test cases which uses VM with optimised scheduler policy.
+
+.. topic:: TUNTAP
+
+ All test cases which uses TUN and TAP.
+
+.. topic:: AFPKT
+
+ All test cases which uses AFPKT.
+
+.. topic:: NETMAP
+
+ All test cases which uses Netmap.
+
+.. topic:: MEMIF
+
+ All test cases which uses Memif.
+
+.. topic:: SINGLE_MEMIF
+
+ All test cases which uses only single Memif connection per DUT. One DUT
+ instance is running in container having one physical interface exposed to
+ container.
+
+.. topic:: LBOND
+
+ All test cases which uses link bonding (BondEthernet interface).
+
+.. topic:: LBOND_DPDK
+
+ All test cases which uses DPDK link bonding.
+
+.. topic:: LBOND_VPP
+
+ All test cases which uses VPP link bonding.
+
+.. topic:: LBOND_MODE_XOR
+
+ All test cases which uses link bonding with mode XOR.
+
+.. topic:: LBOND_MODE_LACP
+
+ All test cases which uses link bonding with mode LACP.
+
+.. topic:: LBOND_LB_L34
+
+ All test cases which uses link bonding with load-balance mode l34.
+
+.. topic:: LBOND_{n}L
+
+ All test cases which use {n} link(s) for link bonding.
+
+.. topic:: DRV_{d}
+
+ All test cases which NIC Driver for DUT is set to {d}. Default is VFIO_PCI.
+ {d}=(AVF, RDMA_CORE, VFIO_PCI, AF_XDP).
+
+.. topic:: TG_DRV_{d}
+
+ All test cases which NIC Driver for TG is set to {d}. Default is IGB_UIO.
+ {d}=(RDMA_CORE, IGB_UIO).
+
+.. topic:: RXQ_SIZE_{n}
+
+ All test cases which RXQ size (RX descriptors) are set to {n}. Default is 0,
+ which means VPP (API) default.
+
+.. topic:: TXQ_SIZE_{n}
+
+ All test cases which TXQ size (TX descriptors) are set to {n}. Default is 0,
+ which means VPP (API) default.
+
+Feature Tags
+------------
+
+.. topic:: IACLDST
+
+ iACL destination.
+
+.. topic:: ADLALWLIST
+
+ ADL allowlist.
+
+.. topic:: NAT44
+
+ NAT44 configured and tested.
+
+.. topic:: NAT64
+
+ NAT44 configured and tested.
+
+.. topic:: ACL
+
+ ACL plugin configured and tested.
+
+.. topic:: IACL
+
+ ACL plugin configured and tested on input path.
+
+.. topic:: OACL
+
+ ACL plugin configured and tested on output path.
+
+.. topic:: ACL_STATELESS
+
+ ACL plugin configured and tested in stateless mode (permit action).
+
+.. topic:: ACL_STATEFUL
+
+ ACL plugin configured and tested in stateful mode (permit+reflect action).
+
+.. topic:: ACL1
+
+ ACL plugin configured and tested with 1 not-hitting ACE.
+
+.. topic:: ACL10
+
+ ACL plugin configured and tested with 10 not-hitting ACEs.
+
+.. topic:: ACL50
+
+ ACL plugin configured and tested with 50 not-hitting ACEs.
+
+.. topic:: SRv6_PROXY
+
+ SRv6 endpoint to SR-unaware appliance via proxy.
+
+.. topic:: SRv6_PROXY_STAT
+
+ SRv6 endpoint to SR-unaware appliance via static proxy.
+
+.. topic:: SRv6_PROXY_DYN
+
+ SRv6 endpoint to SR-unaware appliance via dynamic proxy.
+
+.. topic:: SRv6_PROXY_MASQ
+
+ SRv6 endpoint to SR-unaware appliance via masquerading proxy.
+
+Encryption Tags
+---------------
+
+.. topic:: IPSECSW
+
+ Crypto in software.
+
+.. topic:: IPSECHW
+
+ Crypto in hardware.
+
+.. topic:: IPSECTRAN
+
+ IPSec in transport mode.
+
+.. topic:: IPSECTUN
+
+ IPSec in tunnel mode.
+
+.. topic:: IPSECINT
+
+ IPSec in interface mode.
+
+.. topic:: AES
+
+ IPSec using AES algorithms.
+
+.. topic:: AES_128_CBC
+
+ IPSec using AES 128 CBC algorithms.
+
+.. topic:: AES_128_GCM
+
+ IPSec using AES 128 GCM algorithms.
+
+.. topic:: AES_256_GCM
+
+ IPSec using AES 256 GCM algorithms.
+
+.. topic:: HMAC
+
+ IPSec using HMAC integrity algorithms.
+
+.. topic:: HMAC_SHA_256
+
+ IPSec using HMAC SHA 256 integrity algorithms.
+
+.. topic:: HMAC_SHA_512
+
+ IPSec using HMAC SHA 512 integrity algorithms.
+
+.. topic:: SCHEDULER
+
+ IPSec using crypto sw scheduler engine.
+
+Client-Workload Tags
+--------------------
+
+.. topic:: VM
+
+ All test cases which use at least one virtual machine.
+
+.. topic:: LXC
+
+ All test cases which use Linux container and LXC utils.
+
+.. topic:: DRC
+
+ All test cases which use at least one Docker container.
+
+.. topic:: DOCKER
+
+ All test cases which use Docker as container manager.
+
+.. topic:: APP
+
+ All test cases with specific APP use.
+
+Container Orchestration Tags
+----------------------------
+
+.. topic:: {n}VSWITCH
+
+ {n} VPP running in {n} Docker container(s) acting as a VSWITCH.
+ {n}=(1).
+
+.. topic:: {n}VNF
+
+ {n} VPP running in {n} Docker container(s) acting as a VNF work load.
+ {n}=(1).
+
+Multi-Threading Tags
+--------------------
+
+.. topic:: STHREAD
+
+ *Dynamic tag*.
+ All test cases using single poll mode thread.
+
+.. topic:: MTHREAD
+
+ *Dynamic tag*.
+ All test cases using more then one poll mode driver thread.
+
+.. topic:: {n}NUMA
+
+ All test cases with packet processing on {n} socket(s). {n}=(1,2).
+
+.. topic:: {c}C