From 084f4f2e4c5d0a058b885341ee27dc450b0ceaf3 Mon Sep 17 00:00:00 2001
From: RPRX <63339210+RPRX@users.noreply.github.com>
Date: Thu, 15 Jun 2023 16:37:46 +0000
Subject: [PATCH] Update comments in reality.go

---
 transport/internet/reality/reality.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/transport/internet/reality/reality.go b/transport/internet/reality/reality.go
index ff2d3f38..e55f9417 100644
--- a/transport/internet/reality/reality.go
+++ b/transport/internet/reality/reality.go
@@ -124,10 +124,11 @@ func UClient(c net.Conn, config *Config, ctx context.Context, dest net.Destinati
 		uConn.BuildHandshakeState()
 		hello := uConn.HandshakeState.Hello
 		hello.SessionId = make([]byte, 32)
-		copy(hello.Raw[39:], hello.SessionId) // the location of session ID
+		copy(hello.Raw[39:], hello.SessionId) // the fixed location of `Session ID`
 		hello.SessionId[0] = core.Version_x
 		hello.SessionId[1] = core.Version_y
 		hello.SessionId[2] = core.Version_z
+		hello.SessionId[3] = 0 // reserved
 		binary.BigEndian.PutUint32(hello.SessionId[4:], uint32(time.Now().Unix()))
 		copy(hello.SessionId[8:], config.ShortId)
 		if config.Show {