diff --git a/other/download2.md b/other/download2.md
index ab05bd89..d79cc46f 100644
--- a/other/download2.md
+++ b/other/download2.md
@@ -1,9 +1,10 @@
# 网络
-[计算机网络.pdf](
-
-
+- [计算机网络.pdf](https://pan.baidu.com/s/1EXaJbNckzuQMOCyamzjL_Q)
+- [TCP/IP详解.pdf](https://pan.baidu.com/s/1oBbA9LOevcJ_reg8y5kOvw)
+- [图解 HTTP.pdf](https://pan.baidu.com/s/1M0AHXqG9sP9Bxne6u0JK8A)
+- [图解 TCP/IP.pdf](https://pan.baidu.com/s/1y0P-VFlWKdOPW7YB60OWlw)
# 操作系统