pespin has uploaded this change for review.
trex-tunmap: Introduce setup to test osmo-upf with TRex
Change-Id: If27d7f4e7a92d14377192eecbf77ab18d1d1032c
---
A doc/manuals/chapters/osmo_upf_setup.adoc
A doc/manuals/chapters/trex_setup.adoc
M doc/manuals/upfbenchmark-usermanual.adoc
A testsuites/gtplab-sysmo2017/trex-tunmap/README.md
A testsuites/gtplab-sysmo2017/trex-tunmap/smf/0.gtp_flood.vty
A testsuites/gtplab-sysmo2017/trex-tunmap/smf/configure.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/smf/osmo-upf-load-gen.cfg
A testsuites/gtplab-sysmo2017/trex-tunmap/smf/run.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/trex/configure.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/trex/gtp_1pkt_simple.py
A testsuites/gtplab-sysmo2017/trex-tunmap/trex/run.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/trex/trex_cfg.yaml
A testsuites/gtplab-sysmo2017/trex-tunmap/upf/configure.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/eupf.yaml
A testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/run.sh
A testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/osmo-upf.cfg
A testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/run.sh
17 files changed, 556 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/upf-benchmark refs/changes/57/39457/1
diff --git a/doc/manuals/chapters/osmo_upf_setup.adoc b/doc/manuals/chapters/osmo_upf_setup.adoc
new file mode 100644
index 0000000..607cce9
--- /dev/null
+++ b/doc/manuals/chapters/osmo_upf_setup.adoc
@@ -0,0 +1,32 @@
+[[osmo_upf_setup]]
+== osmo-upf setup
+
+[[osmo_upf_install]]
+=== osmo-upf install
+
+#Install osmo-* dependencies:
+----
+sudo apt install \
+ build-essential gcc g++ make automake autoconf libtool pkg-config \
+ libtalloc-dev libpcsclite-dev libortp-dev libsctp-dev libssl-dev libdbi-dev \
+ libdbd-sqlite3 libsqlite3-dev libpcap-dev libc-ares-dev libgnutls28-dev \
+ libsctp-dev sqlite3 libusb-1.0-0-dev libmnl-dev libsofia-sip-ua-glib-dev
+----
+
+Download osmo-dev:
+----
+$ cd $HOME
+$ git clone https://gitea.osmocom.org/osmocom/osmo-dev.git
+----
+
+Generate Makefile:
+----
+$ cd ~/osmo-dev
+$ ./gen_makefile.py -g default.opts iu.opts no_dahdi.opts -I -m make
+----
+
+Build & install osmo-upf:
+----
+$ cd ~/osmo-dev/make/
+$ make osmo-upf
+----
\ No newline at end of file
diff --git a/doc/manuals/chapters/trex_setup.adoc b/doc/manuals/chapters/trex_setup.adoc
new file mode 100644
index 0000000..398f2c3
--- /dev/null
+++ b/doc/manuals/chapters/trex_setup.adoc
@@ -0,0 +1,150 @@
+[[trex_setup]]
+== TRex setup
+
+[[ofed_install]]
+=== OFED install
+
+Install dependencies for OFED TRex:
+----
+$ apt install libibverbs1
+----
+
+# https://trex-tgn.cisco.com/trex/doc/trex_manual.html#_mellanox_connectx_4_support
+# https://trex-tgn.cisco.com/trex/doc/trex_appendix_mellanox.html
+# https://network.nvidia.com/products/infiniband-drivers/linux/mlnx_ofed/
+# https://sources.debian.org/src/ofed-docs/1.4.2-1/OFED_Installation_Guide.txt/
+#Install OFED (needed for Mellanox cards) EDIT: actually not, simply pass "--no-ofed-check" when running TRex...
+#----
+#$ wget https://www.mellanox.com/downloads/ofed/MLNX_OFED-24.10-1.1.4.0/MLNX_OFED_SRC-debian-24.#10-1.1.4.0.tgz -O /tmp/OFED.tgz
+#
+#----
+
+[[trex_install]]
+=== TRex install
+
+# https://trex-tgn.cisco.com/trex/doc/trex_manual.html#_download_and_installation
+# https://github.com/cisco-system-traffic-generator/trex-core/wiki
+# https://github.com/s5uishida/install_trex
+# https://github.com/s5uishida/simple_measurement_of_upf_performance_6
+
+Install dependencies:
+----
+# apt install build-essential zlib1g-dev
+----
+
+
+Download TRex:
+----
+# cd /opt
+# git clone https://github.com/cisco-system-traffic-generator/trex-core
+----
+
+Install newer scapy GTPU module, required to have GTPPDUSessionContainer available:
+----
+# cd /tmp
+# wget https://github.com/secdev/scapy/raw/refs/heads/master/scapy/contrib/gtp.py
+# cp /tmp/gtp.py /opt/trex-core/scripts/external_libs/scapy-2.4.3/scapy/contrib/gtp.py
+----
+
+
+Build TRex:
+----
+# cd /opt/trex-core/linux_dpdk
+/* manual step: Remove -Werror line from gcc_flags in trx-core/linux_dpdk/ws_main.py, due to https://github.com/cisco-system-traffic-generator/trex-core/pull/1087 */
+# ./b configure
+# ./b build
+----
+
+Install TRex to /opt/trex:
+----
+# cp -prL /opt/trex-core/scripts /opt/trex
+----
+
+[[trex_config]]
+=== TRex configuration
+
+Show network devices:
+----
+# cd /opt/trex/
+# ./dpdk_setup_ports.py -s
+
+Network devices using DPDK-compatible driver
+============================================
+0000:02:00.0 'MT28800 Family [ConnectX-5 Ex]' drv=mlx5_core unused=igb_uio,vfio-pci,uio_pci_generic
+0000:02:00.1 'MT28800 Family [ConnectX-5 Ex]' drv=mlx5_core unused=igb_uio,vfio-pci,uio_pci_generic
+
+Network devices using kernel driver
+===================================
+0000:02:00.0 'MT28800 Family [ConnectX-5 Ex]' if=enp2s0f0np0 drv=mlx5_core unused=igb_uio,vfio-pci,uio_pci_generic
+0000:02:00.1 'MT28800 Family [ConnectX-5 Ex]' if=enp2s0f1np1 drv=mlx5_core unused=igb_uio,vfio-pci,uio_pci_generic
+0000:05:00.0 'I350 Gigabit Network Connection' if=eno1 drv=igb unused=igb_uio,vfio-pci,uio_pci_generic *Active*
+0000:05:00.1 'I350 Gigabit Network Connection' if=eno2 drv=igb unused=igb_uio,vfio-pci,uio_pci_generic
+
+Other network devices
+=====================
+<none>
+----
+
+----
+# ./dpdk_setup_ports.py -t
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| ID | NUMA | PCI | MAC | Name | Driver | Linux IF | Active |
++====+======+=========+===================+=================================+===========+=============+==========+
+| 0 | -1 | 02:00.0 | ec:0d:9a:8a:27:52 | MT28800 Family [ConnectX-5 Ex] | mlx5_core | enp2s0f0np0 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 1 | -1 | 02:00.1 | ec:0d:9a:8a:27:53 | MT28800 Family [ConnectX-5 Ex] | mlx5_core | enp2s0f1np1 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 2 | -1 | 05:00.0 | ac:1f:6b:45:18:fe | I350 Gigabit Network Connection | igb | eno1 | *Active* |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 3 | -1 | 05:00.1 | ac:1f:6b:45:18:ff | I350 Gigabit Network Connection | igb | eno2 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+----
+
+Generate config interactively:
+----
+root@gtplab0:/etc/opt/trex# ./dpdk_setup_ports.py -i
+By default, IP based configuration file will be created. Do you want to use MAC based config? (y/N)
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| ID | NUMA | PCI | MAC | Name | Driver | Linux IF | Active |
++====+======+=========+===================+=================================+===========+=============+==========+
+| 0 | -1 | 02:00.0 | ec:0d:9a:8a:27:52 | MT28800 Family [ConnectX-5 Ex] | mlx5_core | enp2s0f0np0 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 1 | -1 | 02:00.1 | ec:0d:9a:8a:27:53 | MT28800 Family [ConnectX-5 Ex] | mlx5_core | enp2s0f1np1 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 2 | -1 | 05:00.0 | ac:1f:6b:45:18:fe | I350 Gigabit Network Connection | igb | eno1 | *Active* |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+| 3 | -1 | 05:00.1 | ac:1f:6b:45:18:ff | I350 Gigabit Network Connection | igb | eno2 | |
++----+------+---------+-------------------+---------------------------------+-----------+-------------+----------+
+Please choose an even number of interfaces from the list above, either by ID, PCI or Linux IF
+Stateful will use order of interfaces: Client1 Server1 Client2 Server2 etc. for flows.
+Stateless can be in any order.
+Enter list of interfaces separated by space (for example: 1 3) : 02:00.0 02:00.1
+
+For interface 02:00.0, assuming loopback to its dual interface 02:00.1.
+Putting IP 1.1.1.1, default gw 2.2.2.2 Change it?(y/N).
+For interface 02:00.1, assuming loopback to its dual interface 02:00.0.
+Putting IP 2.2.2.2, default gw 1.1.1.1 Change it?(y/N).
+Print preview of generated config? (Y/n)
+### Config file generated by dpdk_setup_ports.py ###
+
+- version: 2
+ interfaces: ['02:00.0', '02:00.1']
+ port_info:
+ - ip: 1.1.1.1
+ default_gw: 2.2.2.2
+ - ip: 2.2.2.2
+ default_gw: 1.1.1.1
+
+ platform:
+ master_thread_id: 0
+ latency_thread_id: 1
+ dual_if:
+ - socket: 0
+ threads: [2,3,4,5,6,7,8,9,10,11]
+
+
+Save the config to file? (Y/n)
+Default filename is /etc/trex_cfg.yaml
+Press ENTER to confirm or enter new file:
+Saved to /etc/trex_cfg.yaml.
+----
diff --git a/doc/manuals/upfbenchmark-usermanual.adoc b/doc/manuals/upfbenchmark-usermanual.adoc
index eace4dd..db4058f 100644
--- a/doc/manuals/upfbenchmark-usermanual.adoc
+++ b/doc/manuals/upfbenchmark-usermanual.adoc
@@ -9,6 +9,10 @@
include::{srcdir}/chapters/overview.adoc[]
+include::{srcdir}/chapters/trex_setup.adoc[]
+
+include::{srcdir}/chapters/osmo_upf.adoc[]
+
include::./common/chapters/vty.adoc[]
include::./common/chapters/logging.adoc[]
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/README.md b/testsuites/gtplab-sysmo2017/trex-tunmap/README.md
new file mode 100644
index 0000000..17102e4
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/README.md
@@ -0,0 +1,5 @@
+----
+[ran](172.16.31.1) ----GTPU--> ()[upf]
+ |
+[cn](172.16.31.100) <--GTPU--- ()[upf]
+----
\ No newline at end of file
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/smf/0.gtp_flood.vty b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/0.gtp_flood.vty
new file mode 100644
index 0000000..79ef9bd
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/0.gtp_flood.vty
@@ -0,0 +1,128 @@
+# Establish N PFCP sessions for tunmap, and emit massive GTP traffic to the UPF
+# to each established tunnel.
+#
+# osmo-upf-load-gen UPF "core"
+# |GTP-ep -------GTP-----> GTP-ep|GTP-ep ----------IP------> GTP-ep
+# |10.0.1.1 10.0.2.1|10.0.3.1 10.0.3.2
+# |10.0.1.2
+# ^ ^ ^
+# ^ | | |
+# | | / configure by
+# configure by from UPF 'gtp core'
+# 'gtp ip' ("F-TEID=choose")
+
+# Configure one or more local GTP endpoints to emit GTP packets from.
+# Established sessions will use these round-robin.
+# These need to be local IP addresses for 'gtp flood' to work.
+no gtp local bind
+gtp local 172.16.32.2
+gtp local 172.16.32.3
+gtp local 172.16.32.4
+gtp local 172.16.32.5
+gtp local 172.16.32.6
+gtp local 172.16.32.7
+gtp local 172.16.32.8
+gtp local 172.16.32.9
+gtp local 172.16.32.10
+gtp local 172.16.32.11
+gtp local 172.16.32.12
+gtp local 172.16.32.13
+gtp local 172.16.32.14
+gtp local 172.16.32.15
+gtp local 172.16.32.16
+gtp local 172.16.32.17
+gtp local 172.16.32.18
+gtp local 172.16.32.19
+gtp local 172.16.32.20
+gtp local 172.16.32.21
+gtp local 172.16.32.22
+gtp local 172.16.32.23
+gtp local 172.16.32.24
+gtp local 172.16.32.25
+gtp local 172.16.32.26
+gtp local 172.16.32.27
+gtp local 172.16.32.28
+gtp local 172.16.32.29
+gtp local 172.16.32.30
+gtp local 172.16.32.31
+gtp local 172.16.32.32
+gtp local 172.16.32.33
+gtp local 172.16.32.34
+gtp local 172.16.32.35
+gtp local 172.16.32.36
+gtp local 172.16.32.37
+gtp local 172.16.32.38
+gtp local 172.16.32.39
+gtp local 172.16.32.40
+gtp local 172.16.32.41
+gtp local 172.16.32.42
+gtp local 172.16.32.43
+gtp local 172.16.32.44
+gtp local 172.16.32.45
+gtp local 172.16.32.46
+gtp local 172.16.32.47
+gtp local 172.16.32.48
+gtp local 172.16.32.49
+gtp local 172.16.32.50
+gtp local 172.16.32.51
+gtp local 172.16.32.60
+gtp local 172.16.32.61
+gtp local 172.16.32.62
+gtp local 172.16.32.63
+gtp local 172.16.32.64
+gtp local 172.16.32.65
+gtp local 172.16.32.66
+gtp local 172.16.32.67
+gtp local 172.16.32.68
+gtp local 172.16.32.69
+gtp local 172.16.32.70
+gtp local 172.16.32.71
+gtp local 172.16.32.72
+gtp local 172.16.32.73
+gtp local 172.16.32.74
+gtp local 172.16.32.75
+gtp local 172.16.32.76
+gtp local 172.16.32.77
+gtp local 172.16.32.78
+gtp local 172.16.32.79
+gtp local 172.16.32.80
+gtp local 172.16.32.81
+gtp local 172.16.32.82
+gtp local 172.16.32.83
+gtp local 172.16.32.84
+gtp local 172.16.32.85
+gtp local 172.16.32.86
+gtp local 172.16.32.87
+gtp local 172.16.32.88
+gtp local 172.16.32.89
+gtp local 172.16.32.90
+gtp local 172.16.32.91
+gtp local 172.16.32.92
+gtp local 172.16.32.93
+gtp local 172.16.32.94
+gtp local 172.16.32.95
+gtp local 172.16.32.96
+gtp local 172.16.32.97
+gtp local 172.16.32.98
+gtp local 172.16.32.99
+gtp local 172.16.32.100
+gtp local 172.16.32.101
+
+
+gtp core 172.16.31.200
+
+ue ip range 192.168.1.2 192.168.254.254
+
+# now associate with UPF and start N sessions.
+pfcp-peer 172.16.31.2
+ tx assoc-setup-req
+ sleep 1
+ date
+
+ n 50000 session create tunmap
+ wait responses
+ # All sessions established
+ date
+
+# give some time to gather counters before the tunnel is removed
+sleep 999999
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/smf/configure.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/configure.sh
new file mode 100755
index 0000000..7f3c8af
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/configure.sh
@@ -0,0 +1,10 @@
+#!/bin/bash -xe
+
+# Interface towards UPF:
+IFACE_UPF="enp2s0f0np0"
+NUM_ENB=50
+
+# Set up IP addresses:
+for i in $(seq "0" "$((NUM_ENB - 1))"); do
+ sudo ip addr add "$(printf "172.16.31.1%02u/24" $i)" dev $IFACE_UPF || true;
+done
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/smf/osmo-upf-load-gen.cfg b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/osmo-upf-load-gen.cfg
new file mode 100644
index 0000000..332fe26
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/osmo-upf-load-gen.cfg
@@ -0,0 +1,12 @@
+log stderr
+ logging color 1
+ logging print category-hex 0
+ logging print category 1
+ logging timestamp 0
+ logging print file basename last
+ logging print level 1
+ logging level set-all notice
+ !logging level lpfcp error
+
+local-addr 0.0.0.0
+listen
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/smf/run.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/run.sh
new file mode 100755
index 0000000..fb65c2b
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/smf/run.sh
@@ -0,0 +1,5 @@
+#!/bin/bash -xe
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+osmo-upf-load-gen -c "$SCRIPT_DIR/osmo-upf-load-gen.cfg" "$SCRIPT_DIR/0.gtp_flood.vty"
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/trex/configure.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/configure.sh
new file mode 100755
index 0000000..e86e6c2
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/configure.sh
@@ -0,0 +1,9 @@
+#!/bin/bash -xe
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+sudo sysctl -w vm.nr_hugepages=4096
+
+sudo cp ${SCRIPT_DIR}/gtp_1pkt_simple.py /opt/trex/stl/gtp_1pkt_simple.py
+cd /opt/trex
+sudo /opt/trex/t-rex-64 -i --no-scapy-server --cfg "${SCRIPT_DIR}/trex_cfg.yaml" --no-ofed-check
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/trex/gtp_1pkt_simple.py b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/gtp_1pkt_simple.py
new file mode 100644
index 0000000..17e7ac8
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/gtp_1pkt_simple.py
@@ -0,0 +1,72 @@
+from trex_stl_lib.api import *
+from scapy.contrib.gtp import GTP_U_Header, GTPPDUSessionContainer
+import argparse
+
+class STLS1(object):
+
+ def calc_src_addr(self, addr_str, inc):
+ li = addr_str.split(".")
+ return li[0] + "." + li[1] + "." + li[2] + "." + str(int(li[3]) + inc)
+
+ # One stream per GTPU eNB/CN IP address.
+ # Assumption: TEIDs are assigned sequentially (in pairs RAN/CN) over each IP
+ # address in the list, then continue again at the start of the list.
+ def create_stream (self, direction, addr_idx = 0):
+ if direction == 0: # UL
+ src_gtpu_ip = "172.16.32.2"
+ dst_gtp_ip = "172.16.31.2"
+ start_teid = 0x00000002
+ else: # DL
+ src_gtpu_ip = "172.16.31.2"
+ dst_gtp_ip = "172.16.32.2"
+ start_teid = 0x00000001
+ src_gtpu_ip = self.calc_src_addr(src_gtpu_ip, addr_idx)
+ start_teid = start_teid + 2*addr_idx
+
+ # vm
+ vm = STLScVmRaw( [ STLVmFlowVar(name="gtpu_teid",
+ min_value=start_teid,
+ max_value=start_teid + 2*(self.num_streams - 1),
+ size=4, op="inc", step=2*self.num_addrs),
+ STLVmWrFlowVar(fv_name="gtpu_teid",
+ pkt_offset="GTP_U_Header.teid"),
+ STLVmFixChecksumHw(l3_offset="IP",l4_offset="UDP",l4_type=CTRexVmInsFixHwCs.L4_TYPE_UDP)
+ ]
+ )
+
+ return STLStream(
+ name = "gtpu-ul-%d-%s-%x" % (addr_idx, src_gtpu_ip, start_teid),
+ packet =
+ STLPktBuilder(
+ pkt = Ether()/IP(src=src_gtpu_ip,dst=dst_gtp_ip,version=4)/
+ UDP(dport=2152,sport=2152)/
+ GTP_U_Header(teid=start_teid)/
+ GTPPDUSessionContainer(type=1,QFI=1)/
+ IP(src="10.45.0.2",dst="192.168.16.152",version=4)/
+ UDP()/
+ (1400*'x'),
+ vm = vm
+ ),
+ mode = STLTXCont())
+
+ def get_streams (self, direction, tunables, **kwargs):
+ parser = argparse.ArgumentParser(description='Argparser for {}'.format(os.path.basename(__file__)),
+ formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+ parser.add_argument('--num-streams',
+ type=int,
+ default=1,
+ help="The number of streams.")
+ parser.add_argument('--num-addrs',
+ type=int,
+ default=1,
+ help="The number of src IP addresses.")
+ args = parser.parse_args(tunables)
+ self.num_streams = args.num_streams
+ self.num_addrs = args.num_addrs
+ streams = []
+ for addr_idx in range(self.num_addrs):
+ streams.append(self.create_stream(direction = 0, addr_idx = addr_idx))
+ return STLProfile(streams).get_streams()
+
+def register():
+ return STLS1()
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/trex/run.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/run.sh
new file mode 100755
index 0000000..6573961
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/run.sh
@@ -0,0 +1,23 @@
+#!/bin/bash -xe
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+# Number of GTPU streams to generate
+NUM_STREAMS=50000
+# Number of src (RAN) GTPU IP addresses to be used:
+NUM_ADDRS=100
+
+# TODO: apply this automatically with "expect":
+echo "To start the test, run: > reset; start -f ${SCRIPT_DIR}/gtp_1pkt_simple.py -p 0 -m 4000kpps -d 60 -t num-streams=${NUM_STREAMS},num-addrs=${NUM_ADDRS}"
+echo "Once the test finishes, run: > stats"
+
+# Needs to be executed from /opt/trex ...
+cd /opt/trex/
+/opt/trex/trex-console
+
+# Troubleshooting:
+# > portattr
+# > service
+# > ping -p 0 -d 172.16.32.1 -n 3
+# > ping -p 1 -d 172.16.31.2 -n 3
+# > service --off
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/trex/trex_cfg.yaml b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/trex_cfg.yaml
new file mode 100644
index 0000000..47e0527
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/trex/trex_cfg.yaml
@@ -0,0 +1,23 @@
+### Config file generated by dpdk_setup_ports.py ###
+
+- version: 2
+ interfaces: ['02:00.0', '02:00.1']
+ c: 4
+ rx_desc: 4096
+ tx_desc: 4096
+ port_info:
+ - ip: 172.16.32.2
+ default_gw: 172.16.32.1
+ - ip: 172.16.31.200
+ default_gw: 172.16.31.2
+
+ platform:
+ master_thread_id: 0
+ latency_thread_id: 1
+ dual_if:
+ - socket: 0
+ threads: [2,3,4,5,6,7,8,9,10,11]
+
+ memory:
+ mbuf_2048: 128000
+
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/upf/configure.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/configure.sh
new file mode 100755
index 0000000..58792fe
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/configure.sh
@@ -0,0 +1,32 @@
+#!/bin/bash -xe
+
+# Interface towards UPF:
+IFACE_RAN="enp2s0f0np0"
+IFACE_CN="enp2s0f1np1"
+
+# Disable ethernet flow control:
+sudo ethtool -A $IFACE_RAN autoneg off rx off tx off
+sudo ethtool -A $IFACE_CN autoneg off rx off tx off
+# Increase NIC buffers:
+sudo ethtool -G $IFACE_RAN rx 8192 tx 8192
+sudo ethtool -G $IFACE_CN rx 8192 tx 8192
+
+# Enable IP forwarding:
+sudo sysctl -w net.ipv4.ip_forward=1
+
+# Increase UDP buffer memory:
+sudo sysctl -w net.ipv4.udp_mem="763563 900000000 1000000000"
+sudo sysctl -w net.core.optmem_max=16000000
+sudo sysctl -w net.core.rmem_max=2000000000
+sudo sysctl -w net.core.rmem_default=2000000000
+sudo sysctl -w net.core.wmem_max=2000000000
+sudo sysctl -w net.core.wmem_default=2000000000
+sudo sysctl -w net.core.netdev_max_backlog=2000
+sudo sysctl -w net.core.netdev_budget=600
+
+# Set up UPF address:
+sudo ip addr add 172.16.31.2/24 dev $IFACE_RAN || true;
+sudo ip addr add 172.16.32.1/24 dev $IFACE_CN || true;
+
+# TRex doesn't answer ARPs, so we need to set up the CN-side peer:
+sudo ip neigh add 172.16.31.200 lladdr ec:0d:9a:8a:27:53 nud permanent dev $IFACE_RAN || true;
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/eupf.yaml b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/eupf.yaml
new file mode 100644
index 0000000..7b77a4a
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/eupf.yaml
@@ -0,0 +1,14 @@
+interface_name: [enp2s0f0np0, enp2s0f1np1]
+xdp_attach_mode: native
+api_address: :8080
+pfcp_address: 172.16.31.2:8805
+pfcp_node_id: 172.16.31.2
+metrics_address: :9090
+n3_address: 172.16.31.2
+n9_address: 172.16.32.1
+qer_map_size: 1000000
+far_map_size: 1000000
+pdr_map_size: 1000000
+feature_ueip: false
+feature_ftup: true
+teid_pool: 1000000
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/run.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/run.sh
new file mode 100755
index 0000000..26a1931
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/eupf/run.sh
@@ -0,0 +1,5 @@
+#!/bin/bash -xe
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+sudo GIN_MODE=release eupf --config "$SCRIPT_DIR/eupf.yaml"
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/osmo-upf.cfg b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/osmo-upf.cfg
new file mode 100644
index 0000000..0a04c33
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/osmo-upf.cfg
@@ -0,0 +1,27 @@
+log stderr
+ logging filter all 1
+ logging color 1
+ logging print category-hex 0
+ logging print category 1
+ logging timestamp 0
+ logging print file basename last
+ logging print level 1
+ logging level set-all notice
+ logging level set-all info
+ logging level session debug
+ logging level nft debug
+ logging level gtp debug
+ logging level set-all error
+
+line vty
+ bind 127.0.0.1
+ctrl
+ bind 127.0.0.1
+
+timer pfcp x24 5000
+timer nft x32 100
+timer nft x33 100
+pfcp
+ local-addr 172.16.31.2
+tunend
+ dev create gtp-echo
diff --git a/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/run.sh b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/run.sh
new file mode 100755
index 0000000..41f4616
--- /dev/null
+++ b/testsuites/gtplab-sysmo2017/trex-tunmap/upf/osmo-upf/run.sh
@@ -0,0 +1,5 @@
+#!/bin/bash -xe
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+sudo osmo-upf -c "$SCRIPT_DIR/osmo-upf.cfg"
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