| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To assemble none of IP packets which can not be restored in case of cell discard due to a cell buffer overflow in a communication device. <P>SOLUTION: A communication device includes an in-discard flag-on means of setting an in-discard flag on in an area on a management memory corresponding to an identifier of a discarded cell in case of the cell discard due to a cell buffer overflow, and a discard flag imparting means of imparting a discard flag to a final cell and supplying it to the cell buffer on condition that when the final cell is received for the first time after the cell discard of the cell buffer is reset, the in-discard flag in the area on the management cell corresponding to the identifier of the final cell is on, and a packet discarding means of discarding a packet having the same identifier as the identifier of the final cell and being assembled when the final cell imparted with the discard flag is supplied from the cell buffer when being provided to a packet assembling means of assembling a plurality of cells having the same identifier into a packet. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
