This object indicates the status of IP address mask. other (1) - Neither source IP address nor destination IP address are masked. dst-ip-addr (2) - Destination IP addresses within received frames are to be filtered when matched with the IP address entry of the table. src-ip-addr (3) - Source IP addresses within received frames are to be filtered when matched with the IP address entry of the table. dst-src-ip-addr (4) - Destination or source IP addresses within received frames are to be filtered when matched with the IP address entry of the table.