I'm using Philippine's Globe DSL @ 3MBPS.

Here's my TCP/IP Analyzer Results:
SpeedGuide.net TCP Analyzer Results
Tested on: 2012.02.17 11:04
IP address: 112.198.xxx.xx
Client OS/browser: Windows 7 (Firefox 10.0.1)

TCP options string: 020405820103030201010402
MSS: 1410
MTU: 1450
TCP Window: 66268 (NOT multiple of MSS)
RWIN Scaling: 2 bits (2^2=4)
Unscaled RWIN : 16567
Recommended RWINs: 64860, 129720, 259440, 518880, 1037760
BDP limit (200ms): 2651kbps (331KBytes/s)
BDP limit (500ms): 1060kbps (133KBytes/s)
MTU Discovery: ON
TTL: 111
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)