SwitchA is an H3C S Layer-2 switch. PC1, PC2 and PC3 connect to E0/1, E0/2 and E0/3 of SwitchA. The three ports belong to VLAN 10, VLAN 20 and VLAN 30 respectively. A server connects to port G1/1 of the switch, which belongs to VLAN100. The PCs are required to isolate from each other, and the PCs shall be able to access the server. After completing the configuration, which of the following statements is right about the switch ports? ( )
Which of the following is correct about the PIM Hello message? ( ):
Which of the following statements is correct? ( )
IGMP is a signaling protocol between hosts and the router, which defines the mechanism to establish and maintain the multicast membership between hosts and the router. ( )
Multicast protocols fall into group member management protocols and multicast routing protocols. Which of the following is a group member management protocol? ( )