diff --git a/BACKEND/app/services/line_connection.ts b/BACKEND/app/services/line_connection.ts
index 6f9880b..2405ed5 100644
--- a/BACKEND/app/services/line_connection.ts
+++ b/BACKEND/app/services/line_connection.ts
@@ -1092,7 +1092,7 @@ export default class LineConnection {
       },
       {
         expect: 'rommon',
-        send: `TFTP_SERVER=${station?.tftp_ip}`,
+        send: `TFTP_SERVER=${station?.tftp_ip || '172.16.7.69'}`,
         delay: '1',
         repeat: '1',
         note: '',
@@ -1261,6 +1261,13 @@ export default class LineConnection {
         repeat: '1',
         note: '',
       },
+      {
+        expect: '#',
+        send: ``,
+        delay: '1',
+        repeat: '1',
+        note: '',
+      },
       {
         expect: '#',
         send: `copy tftp: flash:`,
@@ -1270,7 +1277,7 @@ export default class LineConnection {
       },
       {
         expect: '',
-        send: `${station?.tftp_ip}`,
+        send: `${station?.tftp_ip || '172.16.7.69'}`,
         delay: '1',
         repeat: '1',
         note: '',