Slow o2 8 meg.

Get help and discuss anything related to tweaking your internet connection, as well as the different tools and registry patches on the site. TCP Optimizer settings and Analyzer results should be posted here.
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PrivatePyle
Member
Posts: 26
Joined: Sun Nov 06, 2005 11:33 pm

Slow o2 8 meg.

Post by PrivatePyle »

The max I get on speedtests is about 1.7mb

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« SpeedGuide.net TCP Analyzer Results »
Tested on: 11.03.2008 17:51
IP address: 93.97.xxx.xx

TCP options string: 020405ac
MSS: 1452
MTU: 1492
TCP Window: 65535 (NOT multiple of MSS)
RWIN Scaling: 0 bits
Unscaled RWIN : 65535
Recommended RWINs: 63888, 127776, 255552, 511104, 1022208
BDP limit (200ms): 2621kbps (328KBytes/s)
BDP limit (500ms): 1049kbps (131KBytes/s)
MTU Discovery: ON
TTL: 106
Timestamps: OFF
SACKs: OFF
IP ToS: 00000000 (0)

----------------

Tracert

1 70 ms 99 ms 99 ms O2WirelessBox.lan [192.168.1.254]
2 32 ms 33 ms 33 ms 87-194-255-254.bethere.co.uk [87.194.255.254]
3 31 ms 32 ms 32 ms 10.1.1.106
4 38 ms 35 ms 36 ms 10.1.1.93
5 40 ms 40 ms 39 ms 83.245.126.13
6 53 ms 51 ms 52 ms so-0-1-0.msr1.ird.yahoo.com [217.12.0.251]
7 52 ms 52 ms 51 ms ge-1-3.bas-b1.ird.yahoo.com [87.248.101.5]
8 51 ms 50 ms 49 ms f1.us.http://www.vip.ird.yahoo.com [87.248.113.14]

I'm using the rebadged Thomson that comes with o2, I've used telnet to set its mtu to 1492 which apparently is the correct setting for the BT (local exchange is not unbundled) exchange equipment.

Line stats from the router.

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trogers
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Posts: 12323
Joined: Wed Jan 26, 2005 11:14 pm
Location: Bangkok, Thailand

Post by trogers »

Try the following with TCP Optimizer:

General Settings tab:
Custom settings - check
Modify All Network Adapters - check
network adapter selection - your NIC
MTU - 1492
TTL - 64
TCP Receive Window - 255552
MTU Discovery - Yes
Black Hole Detect - No
Selective Acks - Yes
Max Duplicate ACKs - 2
TCP 1323 Options:
Windows Scaling - checked
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
"Contentment is not the fulfillment of what you want, but is the realisation of how much you already have" - anon
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