K 10 svn:author V 7 yongari K 8 svn:date V 27 2008-08-09T02:07:30.088442Z K 7 svn:log V 314 MFC r181270. The number of bits reserved for MSS in RealTek controllers is 11bits. This limits the maximum interface MTU size in TSO case as upper stack should not generate TCP segments with MSS greater than the limit. Armed with this information, disable TSO if interface MTU is greater than the limit. END