Cell Relay Archive[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index][Thread Index][Author Index][Subject Index] smds and aal 3/4 [was: SMDS & ATM]
mjy wrote: > > Someone told me that SMDS is a 'great' WAN transport as the cells can > carry ATM traffic w/o segmentation, as SMDS cells are 53 bytes and so > are ATM's. > However, doesn't SMDS have 44 byte data payload whereas ATM has 48 ? > Seems like we would segment in one direction at least... > aal 3/4 also has a 44 octet payload because there are 4 octets of aal 3/4 overhead in the 48 octet atm layer pdu. -- __ ______ __ / __/ | lucent technologies, naperville il, usa _/ (_(_) / (_(_/_/_(_/ . ronald.h.davis@lucent.com "if you ain't the lead dog, the scenery never changes" -- edmund wilson |
|