diff --git a/document/route-dir.en_US.txt b/document/route-dir.en_US.txt
index 912484a..e62b54f 100644
--- a/document/route-dir.en_US.txt
+++ b/document/route-dir.en_US.txt
@@ -7,7 +7,7 @@ file name of the routing distribution definition file:
 
 1. Point-to-Point /30 Tunnel: `10.127.0.x/30` （where x is divisible by 4）
 2. Contiguous Subnet: `10.127.x.y/z` (where z must be greater than 16）
-3. Peer-to-Peer: `PP,10.127.x.x~10.127.x.x` （IP on both sides is /32）
+3. Peer-to-Peer: `PTP,10.127.x.x~10.127.x.x` （IP on both sides is /32）
 4. Loopback Address: `10.127.255.x/32`
 
 Definition Format
diff --git a/document/route-dir.zh_TW.txt b/document/route-dir.zh_TW.txt
index e07be7f..2665230 100644
--- a/document/route-dir.zh_TW.txt
+++ b/document/route-dir.zh_TW.txt
@@ -6,7 +6,7 @@ IP 註冊目錄格式定義文檔
 
 1. 點對點 /30 隧道： `10.127.0.x/30` （其中 x 可被 4 整除）
 2. 連續子網路： `10.127.x.y/z` （其中， z 必定大於 16）
-3. 點對點 Peer： `PP,10.127.x.x~10.127.x.x` （兩邊 IP 各為 /32）
+3. 點對點 Peer： `PTP,10.127.x.x~10.127.x.x` （兩邊 IP 各為 /32）
 4. Loopback 位址： `10.127.255.x/32`
 
 定義格式
diff --git a/route/PP,10.127.4.253~10.127.69.1 b/route/PTP,10.127.4.253~10.127.69.1
similarity index 100%
rename from route/PP,10.127.4.253~10.127.69.1
rename to route/PTP,10.127.4.253~10.127.69.1
diff --git a/route/PP,10.127.4.254~10.127.11.199 b/route/PTP,10.127.4.254~10.127.11.199
similarity index 100%
rename from route/PP,10.127.4.254~10.127.11.199
rename to route/PTP,10.127.4.254~10.127.11.199
diff --git a/route/PP,10.127.8.185~10.127.69.1 b/route/PTP,10.127.8.185~10.127.69.1
similarity index 100%
rename from route/PP,10.127.8.185~10.127.69.1
rename to route/PTP,10.127.8.185~10.127.69.1
diff --git a/route/PP,10.127.8.193~10.127.10.1 b/route/PTP,10.127.8.193~10.127.10.1
similarity index 100%
rename from route/PP,10.127.8.193~10.127.10.1
rename to route/PTP,10.127.8.193~10.127.10.1
diff --git a/route/PP,10.127.8.193~10.127.8.194 b/route/PTP,10.127.8.193~10.127.8.194
similarity index 100%
rename from route/PP,10.127.8.193~10.127.8.194
rename to route/PTP,10.127.8.193~10.127.8.194
diff --git a/route/PP,10.127.8.193~10.127.8.195 b/route/PTP,10.127.8.193~10.127.8.195
similarity index 100%
rename from route/PP,10.127.8.193~10.127.8.195
rename to route/PTP,10.127.8.193~10.127.8.195
diff --git a/route/PP,10.127.8.194~10.127.8.196 b/route/PTP,10.127.8.194~10.127.8.196
similarity index 100%
rename from route/PP,10.127.8.194~10.127.8.196
rename to route/PTP,10.127.8.194~10.127.8.196
diff --git a/route/PP,10.127.8.195~10.127.8.194 b/route/PTP,10.127.8.195~10.127.8.194
similarity index 100%
rename from route/PP,10.127.8.195~10.127.8.194
rename to route/PTP,10.127.8.195~10.127.8.194
diff --git a/route/PP,172.20.51.99~172.22.127.2 b/route/PTP,172.20.51.99~172.22.127.2
similarity index 100%
rename from route/PP,172.20.51.99~172.22.127.2
rename to route/PTP,172.20.51.99~172.22.127.2