H3C S5120-EI Series Operation Manual page 652

Figure 1-11 Network diagram for guest VLAN configuration
Update server
VLAN 10
GE1/0/1
VLAN 1
GE1/0/2
Switch
Supplicant
Figure 1-12 Network diagram with the port in the guest VLAN
Authenticator server
VLAN 2
GE1/0/4
VLAN 5
GE1/0/3
Internet
1-22