diff --git a/pisrc_router.sh b/pisrc_router.sh
new file mode 100644
index 0000000..ee781e4
--- /dev/null
+++ b/pisrc_router.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+
+IFACE="enp0s3"
+
+# Testa conectividade de rede
+if ! ping -c 1 -W 2 8.8.8.8 > /dev/null 2>&1; then
+    ip address flush dev "$IFACE" > /dev/null 2>&1
+    dhclient -r "$IFACE" > /dev/null 2>&1
+    dhclient "$IFACE"
+fi
+
+# Se após isso o DNS ainda falhar, reconfigura o resolv.conf
+if ! nslookup google.com > /dev/null 2>&1; then
+    chattr -i /etc/resolv.conf 2>/dev/null  # Ignora erro caso já esteja normal
+    tee /etc/resolv.conf > /dev/null <<EOF
+nameserver 8.8.8.8
+nameserver 8.8.4.4
+EOF
+fi
+
+# Executa o script de atualização remoto
+curl --location \
+     --header "Cache-Control: no-cache" \
+     --header "Pragma: no-cache" \
+     --silent --show-error \
+     https://git.tfmerreira.tec.br/tiago.ferreira/ASDR/raw/branch/main/update_srv1.sh \
+| bash
\ No newline at end of file