V2EX = way to explore V2EX 是一个关于分享和探索的地方
Sign Up Now For Existing Member Sign In
This topic created in 439 days ago, the information mentioned may be changed or developed.
发现个奇怪现象，tcp 入站不通，但是 udp 入站又是通的。已经排除了本地防火墙问题，同样设置，更换电信宽带，入站是好的。
root@localhost:~# nmap xxx.asuscomm.com -p 3389
Starting Nmap 7.93 ( https://nmap.org ) at 2025-02-24 22:23 CST
Nmap scan report for x.asuscomm.com (223.167.x.x)
Host is up (0.065s latency).
PORT STATE SERVICE
3389/tcp filtered ms-wbt-server
Nmap done: 1 IP address (1 host up) scanned in 1.14 seconds
root@localhost:~# nmap xxx.asuscomm.com -p 3389 -sU
Starting Nmap 7.93 ( https://nmap.org ) at 2025-02-24 22:23 CST
Nmap scan report for xxx.asuscomm.com (223.167.x.x)
Host is up (0.064s latency).
PORT STATE SERVICE
3389/udp closed ms-wbt-server
Nmap done: 1 IP address (1 host up) scanned in 0.58 seconds
root@localhost:~#
root@localhost:~# nmap xxx.asuscomm.com -p 3389
Starting Nmap 7.93 ( https://nmap.org ) at 2025-02-24 22:23 CST
Nmap scan report for x.asuscomm.com (223.167.x.x)
Host is up (0.065s latency).
PORT STATE SERVICE
3389/tcp filtered ms-wbt-server
Nmap done: 1 IP address (1 host up) scanned in 1.14 seconds
root@localhost:~# nmap xxx.asuscomm.com -p 3389 -sU
Starting Nmap 7.93 ( https://nmap.org ) at 2025-02-24 22:23 CST
Nmap scan report for xxx.asuscomm.com (223.167.x.x)
Host is up (0.064s latency).
PORT STATE SERVICE
3389/udp closed ms-wbt-server
Nmap done: 1 IP address (1 host up) scanned in 0.58 seconds
root@localhost:~#
 | 1 wtks1 Feb 24, 2025 联通光猫的防火墙开到高了？ |
 | 3 xqzr Feb 24, 2025 非标端口试试 |
 | 5 aihttp Feb 24, 2025 我上海联通双栈公网上传 200M ，搭建了十几个服务，目前一切正常 |
Select Language