# DF-3310 campaign 2 - async UDP, 600 port changes + live EXCLUSIVE probes
$ sh setupB.sh
TUNNEL_UP
$ sh raceB2.sh 600 3        # 3 ping -f streams + cookie probe w/ timeout 3
RACE_B2_CLEAN port_probes=203
$ grep -c FAIL raceB2_churn.log
0
$ ./wgtool show wg0
wg0: port=36563 peers=1 (required size 262144)   <-- port changes were real
$ ./wgtool cookie wg0 7
COOKIE_OK