diff --git a/ipk-source/socat-at-bridge/CONTROL/control b/ipk-source/socat-at-bridge/CONTROL/control
index 2456f1d..73f5bd3 100755
--- a/ipk-source/socat-at-bridge/CONTROL/control
+++ b/ipk-source/socat-at-bridge/CONTROL/control
@@ -1,5 +1,5 @@
 Package: socat-at-bridge
-Version: 1.1.1
+Version: 1.2.0
 Depends: libc, socat
 Source: github/iamromulan/quectel-rgmii-toolkit
 Maintainer: github.com/iamromulan
diff --git a/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge b/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge
index 7569dd8..f4e5126 100755
--- a/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge
+++ b/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge
@@ -6,15 +6,42 @@ STOP=10
 USE_PROCD=1
 
 start_service() {
+    # Instance 1: create PTY pair
     procd_open_instance
-    procd_set_param command /usr/sbin/socat-at-bridge.sh
-    procd_set_param respawn
+    procd_set_param command socat -d -d pty,link=/dev/ttySMD11IN,raw,echo=0,group=20,perm=660 \
+                                    pty,link=/dev/ttySMD11,raw,echo=1,group=20,perm=660
+    procd_set_param respawn 0 0 0
+    procd_set_param stdout 1
+    procd_set_param stderr 1
+    procd_close_instance
+
+    # Instance 2: forward /dev/smd11 → /dev/ttySMD11IN
+    procd_open_instance
+    procd_set_param command /bin/sh -c '
+        while [ ! -e /dev/ttySMD11IN ]; do sleep 0.1; done
+        exec cat /dev/smd11 > /dev/ttySMD11IN
+    '
+    procd_set_param file /dev/smd11
+    procd_set_param respawn 0 0 0
+    procd_set_param stdout 1
+    procd_set_param stderr 1
+    procd_close_instance
+
+    # Instance 3: forward /dev/ttySMD11IN → /dev/smd11
+    procd_open_instance
+    procd_set_param command /bin/sh -c '
+        while [ ! -e /dev/ttySMD11IN ]; do sleep 0.1; done
+        exec cat /dev/ttySMD11IN > /dev/smd11
+    '
+    procd_set_param file /dev/smd11
+    procd_set_param respawn 0 0 0
     procd_set_param stdout 1
     procd_set_param stderr 1
     procd_close_instance
 }
 
 stop_service() {
-    # procd will handle stopping all instances automatically
-    echo "Stopping socat and cat instances."
+    echo "Stopping socat bridge and cleaning up..."
+    rm -f /dev/ttySMD11 /dev/ttySMD11IN
 }
+
diff --git a/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge-smd7 b/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge-smd7
index 742f4fc..9ba614d 100755
--- a/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge-smd7
+++ b/ipk-source/socat-at-bridge/root/etc/init.d/socat-at-bridge-smd7
@@ -6,15 +6,42 @@ STOP=10
 USE_PROCD=1
 
 start_service() {
+    # Instance 1: create PTY pair
     procd_open_instance
-    procd_set_param command /usr/sbin/socat-at-bridge-smd7.sh
-    procd_set_param respawn
+    procd_set_param command socat -d -d pty,link=/dev/ttySMD7IN,raw,echo=0,group=20,perm=660 \
+                                    pty,link=/dev/ttySMD7,raw,echo=1,group=20,perm=660
+    procd_set_param respawn 0 0 0
+    procd_set_param stdout 1
+    procd_set_param stderr 1
+    procd_close_instance
+
+    # Instance 2: forward /dev/smd7 → /dev/ttySMD7IN
+    procd_open_instance
+    procd_set_param command /bin/sh -c '
+        while [ ! -e /dev/ttySMD7IN ]; do sleep 0.1; done
+        exec cat /dev/smd7 > /dev/ttySMD7IN
+    '
+    procd_set_param file /dev/smd7
+    procd_set_param respawn 0 0 0
+    procd_set_param stdout 1
+    procd_set_param stderr 1
+    procd_close_instance
+
+    # Instance 3: forward /dev/ttySMD7IN → /dev/smd7
+    procd_open_instance
+    procd_set_param command /bin/sh -c '
+        while [ ! -e /dev/ttySMD7IN ]; do sleep 0.1; done
+        exec cat /dev/ttySMD7IN > /dev/smd7
+    '
+    procd_set_param file /dev/smd7
+    procd_set_param respawn 0 0 0
     procd_set_param stdout 1
     procd_set_param stderr 1
     procd_close_instance
 }
 
 stop_service() {
-    # procd will handle stopping all instances automatically
-    echo "Stopping socat and cat instances."
+    echo "Stopping socat bridge and cleaning up..."
+    rm -f /dev/ttySMD7 /dev/ttySMD7IN
 }
+
diff --git a/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge-smd7.sh b/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge-smd7.sh
deleted file mode 100755
index ffb0da7..0000000
--- a/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge-smd7.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/ash
-
-# Optional logging for debugging
-LOGFILE="/var/log/socat-bridge-smd7.log"
-
-# Start socat to create virtual TTY devices
-echo "$(date): Starting socat..." >> "$LOGFILE"
-socat -d -d pty,link=/dev/ttySMD7IN,raw,echo=0,group=20,perm=660 \
-          pty,link=/dev/ttySMD7,raw,echo=1,group=20,perm=660 &
-SOCAT_PID=$!
-
-# Allow socat to initialize
-sleep 1
-
-# Start forwarding data from /dev/smd7 to /dev/ttySMD7IN
-echo "$(date): Starting forward from /dev/smd7 to /dev/ttySMD7IN..." >> "$LOGFILE"
-cat /dev/smd7 > /dev/ttySMD7IN &
-CAT1_PID=$!
-
-# Start forwarding data from /dev/ttySMD7IN to /dev/smd7
-echo "$(date): Starting forward from /dev/ttySMD7IN to /dev/smd7..." >> "$LOGFILE"
-cat /dev/ttySMD7IN > /dev/smd7 &
-CAT2_PID=$!
-
-# Handle script termination and cleanup
-cleanup() {
-    echo "$(date): Cleaning up processes..." >> "$LOGFILE"
-    kill "$SOCAT_PID" "$CAT1_PID" "$CAT2_PID" 2>/dev/null
-    wait
-    echo "$(date): All processes stopped." >> "$LOGFILE"
-}
-
-# Trap termination signals to run cleanup
-trap cleanup INT TERM EXIT
-
-# Wait for all background processes to finish
-wait
diff --git a/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge.sh b/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge.sh
deleted file mode 100755
index 67d4663..0000000
--- a/ipk-source/socat-at-bridge/root/usr/sbin/socat-at-bridge.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/ash
-
-# Optional logging for debugging
-LOGFILE="/var/log/socat-bridge.log"
-
-# Start socat to create virtual TTY devices
-echo "$(date): Starting socat..." >> "$LOGFILE"
-socat -d -d pty,link=/dev/ttySMD11IN,raw,echo=0,group=20,perm=660 \
-          pty,link=/dev/ttySMD11,raw,echo=1,group=20,perm=660 &
-SOCAT_PID=$!
-
-# Allow socat to initialize
-sleep 1
-
-# Start forwarding data from /dev/smd11 to /dev/ttySMD11IN
-echo "$(date): Starting forward from /dev/smd11 to /dev/ttySMD11IN..." >> "$LOGFILE"
-cat /dev/smd11 > /dev/ttySMD11IN &
-CAT1_PID=$!
-
-# Start forwarding data from /dev/ttySMD11IN to /dev/smd11
-echo "$(date): Starting forward from /dev/ttySMD11IN to /dev/smd11..." >> "$LOGFILE"
-cat /dev/ttySMD11IN > /dev/smd11 &
-CAT2_PID=$!
-
-# Handle script termination and cleanup
-cleanup() {
-    echo "$(date): Cleaning up processes..." >> "$LOGFILE"
-    kill "$SOCAT_PID" "$CAT1_PID" "$CAT2_PID" 2>/dev/null
-    wait
-    echo "$(date): All processes stopped." >> "$LOGFILE"
-}
-
-# Trap termination signals to run cleanup
-trap cleanup INT TERM EXIT
-
-# Wait for all background processes to finish
-wait
diff --git a/opkg-feed/Packages b/opkg-feed/Packages
index 561b967..aa6fe15 100644
--- a/opkg-feed/Packages
+++ b/opkg-feed/Packages
@@ -234,14 +234,14 @@ Description:  SMS Tool for 3G/4G/5G modem
 
 
 Package: socat-at-bridge
-Version: 1.1.1
+Version: 1.2.0
 Depends: libc, socat
 Section: utils
 Architecture: aarch64_cortex-a53
 Maintainer: iamromulan
-MD5Sum: a5f4c4c371426fbe12bf2345938af195
-Size: 1795
-Filename: socat-at-bridge_1.1.1_aarch64_cortex-a53.ipk
+MD5Sum: 1b1c28fb79c0cf477eb4e5c77350386a
+Size: 1470
+Filename: socat-at-bridge_1.2.0_aarch64_cortex-a53.ipk
 Source: https://github.com/iamromulan/quectel-rgmii-toolkit
 Description:  Sets up a tty from SMD11
 
diff --git a/opkg-feed/Packages.gz b/opkg-feed/Packages.gz
index 275b308..7c372a5 100644
Binary files a/opkg-feed/Packages.gz and b/opkg-feed/Packages.gz differ
diff --git a/opkg-feed/Packages.log b/opkg-feed/Packages.log
index 82cb0e1..1f11486 100644
--- a/opkg-feed/Packages.log
+++ b/opkg-feed/Packages.log
@@ -1,4 +1,4 @@
-Starting package analysis - Fri Aug  1 09:28:04 PM EDT 2025
+Starting package analysis - Mon Aug  4 11:13:13 PM EDT 2025
 No update needed for atinout (version 0.9.1, MD5: 444eb87488bad1927b6ed069dedf7393, size: 4323)
 No update needed for kmod-wireguard (version 1, MD5: 98e77b68c2f1b5ff46ef7713b4f63a94, size: 789)
 No update needed for libucode20230711 (version 2024.07.22~b610860d-r3, MD5: c38bd45a6aa14a969b7e92f051481d7e, size: 79358)
@@ -13,16 +13,14 @@ No update needed for sdxpinn-console-menu (version 0.0.2, MD5: de75d2889510e92b5
 No update needed for sdxpinn-mount-fix (version 1.3.2, MD5: 004d4f1c792efc2d32c2de27629bae3b, size: 4648)
 No update needed for sdxpinn-patch (version 2.5, MD5: 0ec65238142dad95de1666b01a6f09c6, size: 3054)
 No update needed for sdxpinn-quecmanager (version 2.2.3, MD5: e84d70a73cbf372cc9ed611ee0daa625, size: 2060884)
-Updating package info for sdxpinn-quecmanager-beta...
-Updated sdxpinn-quecmanager-beta to version 2.2.5 with MD5: c7c1d2e15534639282437bc737128397 and size: 1062406
+No update needed for sdxpinn-quecmanager-beta (version 2.2.5, MD5: c7c1d2e15534639282437bc737128397, size: 1062406)
 No update needed for sms-tool (version 2025.1.19-APmod-iamromulan, MD5: 83dc8bfd2d4ac8d8952a2a95b2be943f, size: 13687)
-No update needed for socat-at-bridge (version 1.1.1, MD5: a5f4c4c371426fbe12bf2345938af195, size: 1795)
-Updating package info for tailscale...
-Updated tailscale to version 1.86.2 with MD5: 4164fbd218c720bf9138d5b7b5f146c8 and size: 10768011
-Updating package info for tailscaled...
-Updated tailscaled to version 1.86.2 with MD5: 72b24f4d914471b91e6806b7cd53c306 and size: 19343231
+Updating package info for socat-at-bridge...
+Updated socat-at-bridge to version 1.2.0 with MD5: 1b1c28fb79c0cf477eb4e5c77350386a and size: 1470
+No update needed for tailscale (version 1.86.2, MD5: 4164fbd218c720bf9138d5b7b5f146c8, size: 10768011)
+No update needed for tailscaled (version 1.86.2, MD5: 72b24f4d914471b91e6806b7cd53c306, size: 19343231)
 No update needed for ucode-mod-lua (version 1, MD5: cd83c6848867112332d1155b4c4f0640, size: 10085)
 No update needed for warp (version 1.0, MD5: ea95658bf84f619cabe5dd62280fe787, size: 2698)
 No update needed for wgcf (version 2.2.24, MD5: b2ba181f9181c2bd8f37933c60c0713f, size: 3677883)
 Package file and signature updated successfully.
-Package analysis completed - Fri Aug  1 09:28:05 PM EDT 2025
+Package analysis completed - Mon Aug  4 11:13:15 PM EDT 2025
diff --git a/opkg-feed/Packages.sig b/opkg-feed/Packages.sig
index f4f0732..91ead60 100644
--- a/opkg-feed/Packages.sig
+++ b/opkg-feed/Packages.sig
@@ -1,2 +1,2 @@
 untrusted comment: signed by key 6262698f038d1226
-RWRiYmmPA40SJrX6S/SXdrlPgo3iO8iCeHKRa33KJyO8E/L+h9Sxl2JWM2iXWQMymReUsd3DuLCnrR1Tp1EYVts7tjP//K8beAY=
+RWRiYmmPA40SJpGBLSTp93OqPutsAJGxE4lGC0y9W/2++5qARvFc0Y6CwQtTvWEVNklG4a0BtGc6bda42wCL2XHSjlr27ZSxsQw=
diff --git a/opkg-feed/socat-at-bridge_1.1.1_aarch64_cortex-a53.ipk b/opkg-feed/socat-at-bridge_1.1.1_aarch64_cortex-a53.ipk
deleted file mode 100644
index 0a2e19c..0000000
Binary files a/opkg-feed/socat-at-bridge_1.1.1_aarch64_cortex-a53.ipk and /dev/null differ
diff --git a/opkg-feed/socat-at-bridge_1.2.0_aarch64_cortex-a53.ipk b/opkg-feed/socat-at-bridge_1.2.0_aarch64_cortex-a53.ipk
new file mode 100644
index 0000000..967099b
Binary files /dev/null and b/opkg-feed/socat-at-bridge_1.2.0_aarch64_cortex-a53.ipk differ