From bc80d5f6411eedc829e3ebd39c328d9a185d40bd Mon Sep 17 00:00:00 2001
From: lbl8603 <49143209+lbl8603@users.noreply.github.com>
Date: Wed, 8 Feb 2023 18:00:14 +0800
Subject: [PATCH] Update punch_handler.rs

---
 switch/src/handle/punch_handler.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/switch/src/handle/punch_handler.rs b/switch/src/handle/punch_handler.rs
index 9dd6902..31ea851 100644
--- a/switch/src/handle/punch_handler.rs
+++ b/switch/src/handle/punch_handler.rs
@@ -107,6 +107,7 @@ fn handle(
                 // 假设绑定n个端口，通过NAT对外映射出n个 公网ip:公网端口，随机尝试k次的情况下
                 // 猜中的概率 p = 1-((65535-n)/65535)*((65535-n-1)/(65535-1))*...*((65535-n-k+1)/(65535-k+1))
                 // n取76，k取600，猜中的概率就超过50%了
+                // 前提 自己是锥形网络，否则猜中了也通信不了
                 let mut send_f = |min_port: u16, max_port: u16, k: usize| -> io::Result<()> {
                     let mut nums: Vec<u16> = (min_port..max_port).collect();
                     nums.push(max_port);