H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 12/40 (2006.01) H04L 12/24 (2006.01) H04L 12/46 (2006.01) H04L 12/54 (2006.01) H04L 12/56 (2006.01)
Patent
CA 2437667
A node to relay the Ethernet frame provided with means to insert, in the relay process of the frame, two or more VLAN tags into the frame at a time and to remove the inserted VLAN tags wherein a TTL area to show the frame survival time is provided in the VLAN tag to be inserted to the frame so that whether the survival time has been elapsed or not is checked by the value in the TTL area and the frame after elapse of the survival time is discarded without being relayed.
Enomoto Nobuyuki
Hidaka Youichi
Iwata Atsushi
Shibutani Makoto
Umayabashi Masaki
Corporation Nec
Smart & Biggar
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