华为核心交换机：S5720S-36C-EI-AC 管理IP：172.30.5.1
华为桌面交换机：S5700S-52P-LI-AC 管理IP：172.30.5.10
管理vlan：vlan 5

核心交换机配置：
<HUAWEI>sys
[HUAWEI]sysname SW_CORE_5.1
[SW_CORE_5.1]vlan 5
[SW_CORE_5.1-VLAN5]management-vlan
[SW_CORE_5.1-VLAN5]quit
[SW_CORE_5.1]interface vlanif 5
[SW_CORE_5.1-VLANIF5]ip address 172.30.5.1 24
[SW_CORE_5.1-VLANIF5]quit

接入层交换机配置：
[HUAWEI]sysname sw_acc_5.10
[sw_acc_5.10]vlan 5
[sw_acc_5.10]quit
[sw_acc_5.10]int vlanif 5
[sw_acc_5.10-vlanif5]ip address 172.30.5.10 24
[sw_acc_5.10-vlanif5]quit