Please, checking my setting.

[Virgo]

1- Connection: DSL PPPoA, USR 9110, Realtek RTL8168/8111 PCI-E Gigabit Ethernet

2- ISP: TTnet (Turkey) 1024/256 ADSL

3- SpeedGuide.net TCP/IP Analyzer

« SpeedGuide.net TCP Analyzer Results »
Tested on: 01.25.2008 10:47
IP address: 88.242.xx.xxx

TCP options string: 020405b401010402
MSS: 1460
MTU: 1500
TCP Window: 32120 (multiple of MSS)
RWIN Scaling: 0
Unscaled RWIN : 32120
Reccomended RWINs: 64240, 128480, 256960, 513920
BDP limit (200ms): 1285kbps (161KBytes/s)
BDP limit (500ms): 514kbps (64KBytes/s)
MTU Discovery: ON
TTL: 102
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)

4- OS: Windows XP Pro-Sp2, AntiVir PersonalEdition Premium, Spybot - Search & Destroy

5- Speedtest.net:
http://www.speedtest.net/result/226432160.png (http://www.speedtest.net)

Thanks for everything ;)

[trogers]

TCP settings are correct and speed is almost optimum. No further tweaks needed.

[Virgo]

Thanks a lot! @trogers ;)