Oracle
From SkyWiki
TDU/SDU maximum: 32768/32768
TDU/SDU defaults (e.g. local connections): 2048/32768
TDU/SDU on Ethernet: 8760/1500
To optimize a connection you have to insert TDU/SDU values both on server and client side:
listener.ora
SID_DESC_LISTENER =
(SID_LIST =
(SID_DESC = (TDU = 32768) (SDU = 32768) (SID_NAME=...
tnsnames.ora
DB.WORLD =
(DESCRIPTION =
(TDU = 32768) (SDU = 32768) (CONNECT_DATA =...
see also:
http://www.experts-exchange.com/Databases/Oracle/Product_Info/Q_21101591.html