HEEEEELLLLPPPPPPPPPPPPPH.....!!!!!!
My Vodafone K3765 Modem internet speed stuck at 4KB/s , but my phone internet speed can reach 16KB/s http://forums.speedguide.net/images/smilies/eek.gif .
Im use telkomsel internet in GPRS/EDGE signal.


here my TEST:
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SpeedGuide.net TCP Analyzer Results
Tested on: 07.29.2011 05:11
IP address: 182.4.xx.xx
Client OS: Windows Vista

TCP options string: 020405500103030201010402
MSS: 1360
MTU: 1400
TCP Window: 17680 (multiple of MSS)
RWIN Scaling: 2 bits (2^2=4)
Unscaled RWIN : 4420
Recommended RWINs: 65280, 130560, 261120, 522240, 1044480
BDP limit (200ms): 707kbps (88KBytes/s)
BDP limit (500ms): 283kbps (35KBytes/s)
MTU Discovery: ON
TTL: 49
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)

http://forums.speedguide.net/images/smilies/rtfm.gif