How Tweak My D-link DSL 100mbps connection

Newbies · 11-24-09, 07:20 AM

This is my result from TCP Analyzer

« SpeedGuide.net TCP Analyzer Results »
Tested on: 11.24.2009 06:52
IP address: 124.82.xx.xxx
Client OS: Windows XP

TCP options string: 020405500103030001010402
MSS: 1360
MTU: 1400
TCP Window: 17424 (NOT multiple of MSS)
RWIN Scaling: 0 bits
Unscaled RWIN : 17424
Recommended RWINs: 65280, 130560, 261120, 522240, 1044480
BDP limit (200ms): 697kbps (87KBytes/s)
BDP limit (500ms): 279kbps (35KBytes/s)
MTU Discovery: ON
TTL: 118
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)

This result from Speedtest.net

akbarri · 11-24-09, 07:50 AM

Try the following with TCP Optimizer:
General Settings tab:
Custom settings - check
Modify All Network Adapters - check
network adapter selection - your NIC
MTU - 1400
TTL - 64
TCP Receive Window - 261120
MTU Discovery - Yes
Black Hole Detect - No
Selective Acks - Yes
Max Duplicate ACKs - 2
TCP 1323 Options:
Windows Scaling - check
Timestamps - uncheck

Advanced Settings tab:
Max Connections per Server - 10
Max Connections per 1.0 Server - 10
LocalPriority - 5
Host Priority - 6
DNSPriority - 7
NetbtPriority - 8
Lan Browsing speedup - optimized
QoS: NonBestEffortLimit - 0
ToS: DisableUserTOSSetting - blank
ToS: DefaultTOSValue - blank
MaxNegativeCacheTtl - 0
NetFailureCacheTime - 0
NegativeSOACache Time - 0
LAN Request Buffer Size - 32768

trogers · 11-24-09, 08:09 AM

Quote:

Originally Posted by Newbies

This is my result from TCP Analyzer

« SpeedGuide.net TCP Analyzer Results »
Tested on: 11.24.2009 06:52
IP address: 124.82.xx.xxx
Client OS: Windows XP

TCP options string: 020405500103030001010402
MSS: 1360
MTU: 1400
TCP Window: 17424 (NOT multiple of MSS)
RWIN Scaling: 0 bits
Unscaled RWIN : 17424
Recommended RWINs: 65280, 130560, 261120, 522240, 1044480
BDP limit (200ms): 697kbps (87KBytes/s)
BDP limit (500ms): 279kbps (35KBytes/s)
MTU Discovery: ON
TTL: 118
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)

This result from Speedtest.net

Which country are you in?

What download and upload speeds did you pay to get?

Newbies · 11-24-09, 08:25 AM

This new TCP Analyzer result after optimize

« SpeedGuide.net TCP Analyzer Results »
Tested on: 11.24.2009 08:13
IP address: 124.82.xx.xxx
Client OS: Windows XP

TCP options string: 020405500103030201010402
MSS: 1360
MTU: 1400
TCP Window: 261120 (multiple of MSS)
RWIN Scaling: 2 bits (2^2=4)
Unscaled RWIN : 65280
Recommended RWINs: 65280, 130560, 261120, 522240, 1044480
BDP limit (200ms): 10445kbps (1306KBytes/s)
BDP limit (500ms): 4178kbps (522KBytes/s)
MTU Discovery: ON
TTL: 54
Timestamps: OFF
SACKs: ON
IP ToS: 00000000 (0)

This new result from speedtest.net

i from malaysia....i pay RM77 a month

trogers · 11-24-09, 08:46 AM

Your ISP is StreamyX.

Try the following with TCP Optimizer:

General Settings tab:
Custom settings - check
Modify All Network Adapters - check
network adapter selection - your NIC
MTU - 1500
TTL - 64
Windows Scaling - uncheck
TCP Receive Window - leave blank
MTU Discovery - Yes
Black Hole Detect - No
Selective Acks - Yes
Max Duplicate ACKs - 2
TCP 1323 Options:
Timestamps - uncheck

Advanced Settings tab:
Max Connections per Server - 10
Max Connections per 1.0 Server - 10
LocalPriority - 5
Host Priority - 6
DNSPriority - 7
NetbtPriority - 8
Lan Browsing speedup - optimized
QoS: NonBestEffortLimit - 0
ToS: DisableUserTOSSetting - 0
ToS: DefaultTOSValue - 80
MaxNegativeCacheTtl - 0
NetFailureCacheTime - 0
NegativeSOACache Time - 0
LAN Request Buffer Size - 32768

Post a new TCP Analyzer report after rebooting the comp to see if MTU goes up to 1492.

Newbies · 11-24-09, 08:57 AM

« SpeedGuide.net TCP Analyzer Results »
Tested on: 11.24.2009 09:01
IP address: 124.82.xx.xxx
Client OS: Windows XP

TCP options string: 020405500103030e01010402
MSS: 1360
MTU: 1400
TCP Window: 1073725440 (multiple of MSS)
RWIN Scaling: 14 bits (2^14=16384)
Unscaled RWIN : 65535
Recommended RWINs: 65280, 130560, 261120, 522240, 1044480
BDP limit (200ms): 42949018kbps (5368627KBytes/s)
BDP limit (500ms): 17179607kbps (2147451KBytes/s)
MTU Discovery: ON
TTL: 54
Timestamps: OFF
SACKs: ON
IP ToS: 01010000 (80)
Precedence: 010 (immediate)
Delay: 1 (low delay)
Throughput: 0 (normal throughput)
Reliability: 0 (normal reliability)
Cost: 0 (normal cost)
Check bit: 0 (correct)
DiffServ: AF22 010100 (20) - Assured Forwarding class 2, medium drop precedence (RFC 2597).

What now?

trogers · 11-24-09, 09:18 AM

What brand and model number is your router/modem?

Newbies · 11-24-09, 09:19 AM

D-Link

DSL-520B

trogers · 11-24-09, 09:24 AM

Log into it and go to the WAN or ATM settings and set MTU or MRU to 1492, and MSS to 1452.

Save and reboot the router.

Then post a new TCP Analyzer report.

Newbies · 11-24-09, 09:39 AM

i dont see that MTU or MRU , MSS

trogers · 11-24-09, 10:06 AM

Quote:

Originally Posted by Newbies

i dont see that MTU or MRU , MSS

You will need to call Dlink customer service tomorrow between 9am and 9pm about setting the MTU.

http://www.dlink.com.my/products/?id...idCategory=200

11-24-09, 07:20 AM	#1
Newbies Junior Member Join Date: Nov 2009 Posts: 5	How Tweak My D-link DSL 100mbps connection This is my result from TCP Analyzer « SpeedGuide.net TCP Analyzer Results » Tested on: 11.24.2009 06:52 IP address: 124.82.xx.xxx Client OS: Windows XP TCP options string: 020405500103030001010402 MSS: 1360 MTU: 1400 TCP Window: 17424 (NOT multiple of MSS) RWIN Scaling: 0 bits Unscaled RWIN : 17424 Recommended RWINs: 65280, 130560, 261120, 522240, 1044480 BDP limit (200ms): 697kbps (87KBytes/s) BDP limit (500ms): 279kbps (35KBytes/s) MTU Discovery: ON TTL: 118 Timestamps: OFF SACKs: ON IP ToS: 00000000 (0) This result from Speedtest.net

11-24-09, 07:50 AM	#2
akbarri Regular Member Join Date: Dec 2008 Location: Wild Jungle, 3G Posts: 413	Try the following with TCP Optimizer: General Settings tab: Custom settings - check Modify All Network Adapters - check network adapter selection - your NIC MTU - 1400 TTL - 64 TCP Receive Window - 261120 MTU Discovery - Yes Black Hole Detect - No Selective Acks - Yes Max Duplicate ACKs - 2 TCP 1323 Options: Windows Scaling - check Timestamps - uncheck Advanced Settings tab: Max Connections per Server - 10 Max Connections per 1.0 Server - 10 LocalPriority - 5 Host Priority - 6 DNSPriority - 7 NetbtPriority - 8 Lan Browsing speedup - optimized QoS: NonBestEffortLimit - 0 ToS: DisableUserTOSSetting - blank ToS: DefaultTOSValue - blank MaxNegativeCacheTtl - 0 NetFailureCacheTime - 0 NegativeSOACache Time - 0 LAN Request Buffer Size - 32768 __________________ # OS: Windows XP SP2, Ubuntu 8.04 LTS # AV: KIS 2010 # # Modem: Sierra 881U 3G HSDPA # Browser: Chrome 4, Firefox 3.5 #

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11-24-09, 08:25 AM	#4
Newbies Junior Member Join Date: Nov 2009 Posts: 5	This new TCP Analyzer result after optimize « SpeedGuide.net TCP Analyzer Results » Tested on: 11.24.2009 08:13 IP address: 124.82.xx.xxx Client OS: Windows XP TCP options string: 020405500103030201010402 MSS: 1360 MTU: 1400 TCP Window: 261120 (multiple of MSS) RWIN Scaling: 2 bits (2^2=4) Unscaled RWIN : 65280 Recommended RWINs: 65280, 130560, 261120, 522240, 1044480 BDP limit (200ms): 10445kbps (1306KBytes/s) BDP limit (500ms): 4178kbps (522KBytes/s) MTU Discovery: ON TTL: 54 Timestamps: OFF SACKs: ON IP ToS: 00000000 (0) This new result from speedtest.net i from malaysia....i pay RM77 a month

11-24-09, 08:57 AM	#6
Newbies Junior Member Join Date: Nov 2009 Posts: 5	« SpeedGuide.net TCP Analyzer Results » Tested on: 11.24.2009 09:01 IP address: 124.82.xx.xxx Client OS: Windows XP TCP options string: 020405500103030e01010402 MSS: 1360 MTU: 1400 TCP Window: 1073725440 (multiple of MSS) RWIN Scaling: 14 bits (2^14=16384) Unscaled RWIN : 65535 Recommended RWINs: 65280, 130560, 261120, 522240, 1044480 BDP limit (200ms): 42949018kbps (5368627KBytes/s) BDP limit (500ms): 17179607kbps (2147451KBytes/s) MTU Discovery: ON TTL: 54 Timestamps: OFF SACKs: ON IP ToS: 01010000 (80) Precedence: 010 (immediate) Delay: 1 (low delay) Throughput: 0 (normal throughput) Reliability: 0 (normal reliability) Cost: 0 (normal cost) Check bit: 0 (correct) DiffServ: AF22 010100 (20) - Assured Forwarding class 2, medium drop precedence (RFC 2597). What now?

11-24-09, 09:19 AM	#8
Newbies Junior Member Join Date: Nov 2009 Posts: 5	D-Link DSL-520B

11-24-09, 09:39 AM	#10
Newbies Junior Member Join Date: Nov 2009 Posts: 5	i dont see that MTU or MRU , MSS