H3C
# 三層接口
interface GigabitEthernet1/0/1
port link-mode route
# 二層接口
interface GigabitEthernet1/0/1
port link-mode bridge
Cisco
# 三層接口
interface GigabitEthernet 0/1
no switchport
# 二層接口
interface GigabitEthernet 0/1
switchport