From 13ece0aca6cf2a7a6928cc18cd634d49393b0919 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A3=8E=E6=89=87=E6=BB=91=E7=BF=94=E7=BF=BC?=
 <Fangliding.fshxy@outlook.com>
Date: Mon, 9 Dec 2024 01:25:10 +0800
Subject: [PATCH] XHTTP: Add keepAlivePeriod

---
 docs/config/transports/splithttp.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/docs/config/transports/splithttp.md b/docs/config/transports/splithttp.md
index d3d6fa8..4298e24 100644
--- a/docs/config/transports/splithttp.md
+++ b/docs/config/transports/splithttp.md
@@ -29,6 +29,7 @@ The `XHttpObject` 对应传输配置的 `xhttpSettings` 项。
   "scMinPostsIntervalMs": 30,
   "noSSEHeader": false,
   "xPaddingBytes": "100-1000",
+  "keepAlivePeriod": 45,
   "xmux": {
     "maxConcurrency": 0,
     "maxConnections": 0,
@@ -113,6 +114,14 @@ XHTTP 的HTTP请求中所发送的host，默认值为空。若服务端值为空
 
 设置为 `-1` 将完全禁用填充
 
+> `keepAlivePeriod` int
+
+发送保活请求的时间间隔，单位秒。
+
+当使用 H2 和 H3 时分别对应 h2 ping 帧和 QUIC ping 帧。
+
+默认值为：使用 H2 时 45 秒(Chrome 默认值), 使用 H3 时 10 秒(quic-go 默认值)
+
 > `xmux`: [XmuxObject](#xmuxobject)
 
 ## XmuxObject