Araştırdık bulduk.
Her bağlantı için ayrı ayar.

56k
rate 3000
cl_cmdrate 15
cl_updaterate 10
cl_rate 9999
cl_cmdbackup 2

112k
rate 6000
cl_cmdrate 20
cl_updaterate 15
cl_rate 9999
cl_cmdbackup 2

256k
rate 9000
cl_cmdrate 25
cl_updaterate 20
cl_rate 9999
cl_cmdbackup 2

384k
rate 15000
cl_cmdrate 30
cl_updaterate 25
cl_rate 9999
cl_cmdbackup 2

512k
rate 17000
cl_cmdrate 35
cl_updaterate 30
cl_rate 9999
cl_cmdbackup 2

768k
rate 20000
cl_cmdrate 40
cl_updaterate 35
cl_rate 9999
cl_cmdbackup 2

1MB+
rate 23000
cl_cmdrate 45
cl_updaterate 40
cl_rate 9999
cl_cmdbackup 2