我在使用 Ubuntu 22.04。更改 NAS 服务器名称后，它无法连接。我猜我需要清除缓存？如果是这样，我该怎么做？我不通过名称连接，而是通过 IP 地址连接。尝试“`sudo mount -a~”时，我收到以下错误：
mount error(13): Permission denied
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs) and kernel log messages (dmesg)
mount error(13): Permission denied
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs) and kernel log messages (dmesg)
谢谢