华为：

一键清除接口下的配置# 在系统视图下执行命令clear configuration interface清除GE0/0/1接口下的配置。

system-view[HUAWEI] clear configuration interface gigabitethernet 0/0/1Warning: All configurations of the interface will be cleared, and its state will be shutdown. Continue? [Y/N] :yInfo: Total 5 command(s) executed, 5 successful, 0 failed.

# 在接口视图下执行命令clear configuration this清除GE0/0/1接口下的配置。

system-view[HUAWEI] interface gigabitethernet 0/0/1[HUAWEI-GigabitEthernet0/0/1] clear configuration thisWarning: All configurations of the interface will be cleared, and its state will be shutdown. Continue? [Y/N] :yInfo: Total 3 command(s) executed, 3 successful, 0 failed.

备注：执行命令一键式清除接口下配置后，接口的状态将被置为shutdown状态。

H3C

在接口视图下，执行default,选择Y 就行了[sw1]int GigabitEthernet 1/0/1 [sw1-GigabitEthernet1/0/1]defaultThis command will restore the default settings. Continue? [Y/N]:y