diff --git a/src/data/packetIds.json b/src/data/packetIds.json
index 5529bed..4ae5e47 100644
--- a/src/data/packetIds.json
+++ b/src/data/packetIds.json
@@ -1,6 +1,6 @@
 {
     "101": "DebugNotify",
     "5": "PlayerGetTokenCsReq",
-    "49": "PlayerGetTokenScRsp",
+    "48": "PlayerGetTokenScRsp",
     "22": "PlayerKeepAliveNotify"
 }
\ No newline at end of file
diff --git a/src/server/kcp/Packet.ts b/src/server/kcp/Packet.ts
index 05075ec..503fe37 100644
--- a/src/server/kcp/Packet.ts
+++ b/src/server/kcp/Packet.ts
@@ -19,13 +19,13 @@ export default class Packet {
     public readonly data: Buffer;
     public body: {} = {};
 
-    public constructor(public readonly rawData: Buffer, public readonly protoName = "") {
+    public constructor(public readonly rawData: Buffer, public readonly protoName: string = "") {
         // Remove the header and metadata
         const metadataLength = rawData.readUInt16BE(6);
         this.data = rawData.subarray(12 + metadataLength, 12 + metadataLength + rawData.readUInt32BE(8));
         this.cmdid = this.rawData.readUInt16BE(4);
 
-        this.protoName = packetIds[this.cmdid.toString()];
+        this.protoName = this.protoName || packetIds[this.cmdid.toString()];
         if (this.protoName) {
             try {
                 const root = protobuf.loadSync(resolve(__dirname, `../../data/proto/${this.protoName}.proto`));
@@ -49,7 +49,7 @@ export default class Packet {
         return str.startsWith("01234567") && str.endsWith("89abcdef");
     }
 
-    public static encode(name: string, body: {}): Packet | null {
+    public static encode(name: string, body: {}, customCmdId?: number): Packet | null {
         try {
             const cmdid = switchedPacketIds[name];
             const root = protobuf.loadSync(resolve(__dirname, `../../data/proto/${name}.proto`));
@@ -58,13 +58,13 @@ export default class Packet {
             const data = Buffer.from(Message.encode(body).finish());
             const packet = Buffer.allocUnsafe(16 + data.length);
             packet.writeUInt32BE(0x1234567);
-            packet.writeUint16BE(cmdid, 4);
+            packet.writeUint16BE(customCmdId || cmdid, 4);
             packet.writeUint16BE(0, 6);
             packet.writeUint32BE(data.length, 8);
             data.copy(packet, 12);
             packet.writeUint32BE(0x89abcdef, 12 + data.length);
 
-            return new Packet(packet);
+            return new Packet(packet, name);
         } catch (e) {
             c.error(e as Error);
             return null;
diff --git a/src/server/kcp/SRServer.ts b/src/server/kcp/SRServer.ts
index 4e22590..f461b31 100644
--- a/src/server/kcp/SRServer.ts
+++ b/src/server/kcp/SRServer.ts
@@ -33,10 +33,10 @@ export default class SRServer {
 
     private async onMessage(data: Buffer, rinfo: RemoteInfo) {
         const client = `${rinfo.address}:${rinfo.port}`;
+        c.debug(data.toString("hex"));
         if (data.byteLength == 20) {
             // Hamdshanke
             const handshake = new Handshake(data);
-            c.debug(data.toString("hex"));	
 
             switch (handshake.handshakeType) {
                 case HandshakeType.CONNECT:
diff --git a/src/server/kcp/Session.ts b/src/server/kcp/Session.ts
index 3069a53..da90c1a 100644
--- a/src/server/kcp/Session.ts
+++ b/src/server/kcp/Session.ts
@@ -78,4 +78,8 @@ export default class Session {
         this.c.debug(`send ${packet.rawData.toString('hex')}`);
         this.kcpobj.send(packet.rawData);
     }
+
+    public sendRaw(data: Buffer) {
+        this.kcpobj.send(data);
+    }
 }
\ No newline at end of file
diff --git a/src/server/packets/PlayerGetTokenCsReq.ts b/src/server/packets/PlayerGetTokenCsReq.ts
index 2cea4b9..0d40983 100644
--- a/src/server/packets/PlayerGetTokenCsReq.ts
+++ b/src/server/packets/PlayerGetTokenCsReq.ts
@@ -17,14 +17,14 @@ export default async function handle(session: Session, packet: Packet) {
         c.error(`Account not found: ${body.accountUid}`);
         return;
     }
-    
+
     const isTokenValid = account.token === body.accountToken;
     if (!isTokenValid) {
         c.error(`Token invalid (${session.ctx.address}:${session.ctx.port})`);
         return;
     }
 
-    session.send('PlayerGetTokenScRsp', {
+    session.send("PlayerGetTokenScRsp", {
         uid: account.uid,
         token: body.accountToken,
         secretKey: BigInt(0).toString(),