diff --git a/README.md b/README.md
index 41b1749..62d77f8 100644
--- a/README.md
+++ b/README.md
@@ -52,3 +52,21 @@ This is a quickstart guide of howto use this *LabInstance to deploy Vue js appli
 -     Pure-Python, easy to deploy and highly portable
 -     Can be extended by loadable Python snippets
 
+## How to use SNMP simulator
+
+Run snmpsim-command-responder and point it to a directory with simulation data:
+
+>
+> snmpsim-command-responder --data-dir=/home/docker/project/data --agent-udpv4-endpoint=127.0.0.1:1024
+>
+
+### Simulation data is stored in simple plaint-text files having OID|TYPE|VALUE format:
+
+> 
+> cat /home/docker/project/data/public.snmprec
+> 1.3.6.1.2.1.1.1.0|4|Linux 2.6.25.5-smp SMP Tue Jun 19 14:58:11 CDT 2007 i686
+> 1.3.6.1.2.1.1.2.0|6|1.3.6.1.4.1.8072.3.2.10
+> 1.3.6.1.2.1.1.3.0|67|233425120
+> 1.3.6.1.2.1.2.2.1.6.2|4x|00127962f940
+> 1.3.6.1.2.1.4.22.1.3.2.192.21.54.7|64x|c3dafe61
+>