---

(
  export LC_ALL=C
  date -u '+%Y-%m-%dT%H:%M:%SZ'
  sysctl net.inet.tcp.tso
  ifconfig bridge0 | awk '/mtu|inet |status:/'
  ifconfig bridge0 addr

  for tb_diag_ip in 10.102.240.208 176.112.168.113 172.21.0.1; do
    printf 'ROUTE %s\n' "$tb_diag_ip"
    route -n get "$tb_diag_ip" | awk '/gateway:|interface:/'
  done

  scutil --dns | awk '
    /^resolver #1$/ && !seen {seen=1; active=1; print; next}
    active && /^resolver #/ {exit}
    active && /nameserver|^[[:space:]]+port[[:space:]]*:|if_index|flags|reach/ {print}'

  sudo lsof -nP -iTCP -sTCP:ESTABLISHED |
    awk 'NR==1 || tolower($1) ~ /viscosity|openvpn/'
)