From 4bf4acce91f0e81a4b8b7fd2dbe3eaa352b263f8 Mon Sep 17 00:00:00 2001
From: CJY <everymomentisu@gmail.com>
Date: Fri, 11 Jul 2025 16:12:34 +0900
Subject: [PATCH] =?UTF-8?q?=EB=B2=84=EA=B7=B8=EC=88=98=EC=A0=95?=
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---
 INT99DC_7C/Forms/FormCommunication.cs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/INT99DC_7C/Forms/FormCommunication.cs b/INT99DC_7C/Forms/FormCommunication.cs
index 955f859..74b8276 100644
--- a/INT99DC_7C/Forms/FormCommunication.cs
+++ b/INT99DC_7C/Forms/FormCommunication.cs
@@ -482,9 +482,12 @@ namespace INT99DC_7C.Forms
                     this.button1LaneSend.Visible = true;
                     this.button10LaneSend.Visible = true;
 
-                    this.labelTitleStartAddress.Visible = true;
-                    this.labelStartAddress.Visible = true;
-                    this.labelStartAddress.Text = this.ParentForm.SystemConfig.ModbusTcpStartAddress.ToString();
+                    if (this.ParentForm.SystemConfig.EthernetOperationMode == 2) // Client일 때만 Start Address 사용
+                    {
+                        this.labelTitleStartAddress.Visible = true;
+                        this.labelStartAddress.Visible = true;
+                        this.labelStartAddress.Text = this.ParentForm.SystemConfig.ModbusTcpStartAddress.ToString();
+                    }
                     break;
                 default:
                     this.buttonDataSend.Visible = false;