| 摘要 |
PROBLEM TO BE SOLVED: To achieve port snooping in which VLAN resource consumption is suppressed.SOLUTION: On the basis of information on a multicast management table 110, a combination pattern of a LAN port 30 which corresponds to a packet of received multicast data is acquired. On the basis of information on a VLAN table 200, a VLAN-ID corresponding to the combination pattern of the acquired LAN port 30 is acquired, and the VLAN-ID is given to the packet of the multicast data. |
