From 06ff1df05549ab9dd078ee6b377e77b5b935980b Mon Sep 17 00:00:00 2001
From: markyim-klaytn <59378580+markyim-klaytn@users.noreply.github.com>
Date: Thu, 4 Apr 2024 15:47:46 +0900
Subject: [PATCH] Update 10_firewall_configuration.md

---
 content/10_prerequisites/10_firewall_configuration.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/content/10_prerequisites/10_firewall_configuration.md b/content/10_prerequisites/10_firewall_configuration.md
index 8676207..20a7054 100644
--- a/content/10_prerequisites/10_firewall_configuration.md
+++ b/content/10_prerequisites/10_firewall_configuration.md
@@ -10,8 +10,8 @@ draft: false
 #### 1. *(Only for CN)* Firewall configuration
 
 ##### 1) If pre-cypress performance test is completed, remove below Klaytn CN's IP address of Pre-cypress from your firewall ingress rule.
-```61.109.238.31```
-```52.199.8.244```
+```Pre Cyprss KF CN IP```
+```Pre Cyprss KF BN IP```
 
 ##### 2) For communication and multichannel between Baobab CN, allow TCP ```32323-32324``` with below IP addresses to your firewall ingress rule.
 ```54.180.180.202```