Update README.md

README.md

@@ -1 +1,24 @@
 # TFG
+## Build and run
+```bash
+cd src
+make
+sudo ./bin/xdp_filter -t <network interface>
+```
+Network interface used for PoC: lo
+
+## PoC 0 - Modifing incoming traffic
+### Option 1: With netcat
+Terminal 1:
+```bash
+nc -l 9000
+```
+Terminal 2:
+```bash
+echo -n "XDP_PoC_0" | nc 127.0.0.1 9000
+```
+### Option 2: With the in-built client
+```bash
+cd src/client
+sudo ./injector -S 127.0.0.1
+```