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Diffstat (limited to 'src/plugins/nat/extras/README')
| -rw-r--r-- | src/plugins/nat/extras/README | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/plugins/nat/extras/README b/src/plugins/nat/extras/README new file mode 100644 index 00000000000..0c9c392eb85 --- /dev/null +++ b/src/plugins/nat/extras/README @@ -0,0 +1,33 @@ +NAT44 performance testing with TRex + +Setup: + + TRex host VPP host +---------------------------- --------------------------------------------- +| | | | +| 04:00.0/172.16.1.2/port 0|<---->|04:00.1/172.16.1.1/TenGigabitEthernet4/0/1 | +| | | | +| 04:00.1/172.16.2.2/port 1|<---->|04:00.0/172.16.2.2/TenGigabitEthernet4/0/0 | +| | | | +---------------------------- --------------------------------------------- + +How to use TRex: +1) Copy configuration file to /etc/trex_cfg.yaml or use --cfg option in next step +2) Start TRex as a server 'sudo ./t-rex-64 -i' +3) Connect with console './trex-console' +4) Resolve destination addresses 'reset ; service ; arp ; service --off' +5) Start traffic to open sessions in2out 'start -f stl/nat_10ks.py -m 10mbps -p 1' or out2in 'start -f stl/nat_out2in_10ks.py -m 10mbps -p 0' +6) After all sessions are opened update stream rate to 100% 'update -a -m 100%' +7) Show dynamic statistic 'tui' +8) Exit dynamic statistic 'q' +9) Stop traffic 'stop -a' +10) Sessions per second (slowpath) test 'reset ; service ; arp ; service --off; start -f stl/nat_ses_open.py -m 100% -p 1 -d 1' and 'show nat44' in VPP CLI to see number of opened sessions + +VPP config files: +in2out testing nat_dynamic +for out2in testing generate config using 'nat_static_gen_cfg.py N' + +References: +https://github.com/cisco-system-traffic-generator/trex-core/blob/master/doc/trex_stateless.asciidoc +https://github.com/cisco-system-traffic-generator/trex-core/blob/master/doc/trex_console.asciidoc +https://wiki.fd.io/view/VPP/NAT#NAT44 |