diff --git a/service/xboard/service.go b/service/xboard/service.go
index 6386060e..9f4fe297 100644
--- a/service/xboard/service.go
+++ b/service/xboard/service.go
@@ -3,10 +3,8 @@ package xboard
 import (
 	"bytes"
 	"context"
-	"crypto/md5"
 	"crypto/rand"
 	"encoding/base64"
-	"encoding/hex"
 	"encoding/json"
 	"fmt"
 	"io"
@@ -29,19 +27,17 @@ import (
 	"github.com/sagernet/sing/service"
 )
 
-// ss2022Key derives a secure 2022 key from a seed string (like UUID or ServerKey).
-// Logic: base64(hex(md5(seed)))[:keyLen] -- this is a common panel pattern.
+// ss2022Key prepares a key for SS2022 by truncating/padding the seed and encoding as Base64.
+// This matches the logic in V2bX/core/sing/user.go.
 func ss2022Key(seed string, keyLen int) string {
-	h := md5.Sum([]byte(seed))
-	hexStr := hex.EncodeToString(h[:]) // 32 characters
-	if len(hexStr) > keyLen {
-		hexStr = hexStr[:keyLen]
-	} else if len(hexStr) < keyLen {
+	if len(seed) > keyLen {
+		seed = seed[:keyLen]
+	} else if len(seed) < keyLen {
 		padded := make([]byte, keyLen)
-		copy(padded, []byte(hexStr))
-		hexStr = string(padded)
+		copy(padded, []byte(seed))
+		seed = string(padded)
 	}
-	return base64.StdEncoding.EncodeToString([]byte(hexStr))
+	return base64.StdEncoding.EncodeToString([]byte(seed))
 }
 
 // ss2022KeyLength returns the required key length for a given SS2022 cipher.
@@ -427,7 +423,7 @@ func (s *Service) setupNode() error {
 		inner.Flow = config.Flow
 	}
 	if inner.Protocol == "" {
-		inner.Protocol = config.Protocol
+		inner.Protocol = config.NodeType
 	}
 	if inner.Port == 0 {
 		if config.Port != 0 {
@@ -619,16 +615,15 @@ func (s *Service) setupNode() error {
 		ssOptions := &option.ShadowsocksInboundOptions{
 			ListenOptions: listen,
 			Method:        method,
+			Network:       option.NetworkList([]string{"tcp", "udp"}),
 		}
 
 		if strings.Contains(method, "2022") {
-			// SS2022 key derivation for panel compatibility
+			// SS2022: server_key is used DIRECTLY as PSK (like V2bX core/sing/node.go:251)
+			ssOptions.Password = serverKey
+
+			// Create a dummy user (will be replaced by syncUsers)
 			keyLen := ss2022KeyLength(method)
-			ssOptions.Password = ss2022Key(serverKey, keyLen)
-
-			// Create a dummy user (will be replaced by syncUsers)
-
-			// Create a dummy user (will be replaced by syncUsers)
 			dummyKey := make([]byte, keyLen)
 			_, _ = rand.Read(dummyKey)
 			ssOptions.Users = []option.ShadowsocksUser{{