newbie has problems w/ dialup

Bob Elzer bob.elzer at gmail.com
Wed Dec 17 14:31:06 MST 2008


What software are you using to dialup for each system ?

It's been a while since I've had to use dialup for anything, but I remember
something about buffer/packet sizes.

Can you tell what sizes are being used for each system ?

Increasing it may help, but I'm not sure by how much.
 


-----Original Message-----
From: plug-discuss-bounces at lists.plug.phoenix.az.us
[mailto:plug-discuss-bounces at lists.plug.phoenix.az.us] On Behalf Of Mark
Zyniecki
Sent: Wednesday, December 17, 2008 1:45 PM
To: Main PLUG discussion list
Subject: Re: newbie has problems w/ dialup

The problem was first identified when doing a weekly download of a 50Mb
file. WinXP downloads take about 3 hrs. and openSUSE11 is listed as taking
18 hrs. after the first 1/2 hour. (I haven't taken the time to complete it.)
Firefox was used in both for compatibility of results, and IPv6 was disabled
during install of SUSE.

Below is info. from McAfee Internet Connection Speedometer:

WinXP RESULTS (Connected @ 50.6 Kbps):
File Size: 150.005 Kb
Time Elapsed: 25.172 Seconds
McAfee Reports Approximately 40 Kbps

openSUSE11 RESULTS (Connected @ 52.0 Kbps):
File  Size: 150.005 Kb
Time Elapsed: 170.927 Seconds
McAfee Reports Under 20 Kbps

File Size/Time Elapsed
WinXP = 5.96 Kbps
openSUSE11 = 0.88 Kbps

NEW INFO:
I used YaST to look at the configuration of the modem. The baud rate of the
Actiontec modem is listed as 4000000. Several times I selected 57600 for the
baud rate, and each time I returned to look at the configuration, the baud
was back to 4000000.

Also, there is an AC '97 modem controller listed under modems, but is listed
as "unconfigured."

On 12/17/08, Bob Elzer <bob.elzer at gmail.com> wrote:
> How are you determining your download rate ?
>
> Have you tried going to dslreports and doing a speed test ? ( Or 
> slowness test in your case :-) )
>
> have you tried downloading the same file both with xp and then suse ?
>
>
>
> -----Original Message-----
> From: plug-discuss-bounces at lists.plug.phoenix.az.us
> [mailto:plug-discuss-bounces at lists.plug.phoenix.az.us] On Behalf Of 
> Mark Zyniecki
> Sent: Wednesday, December 17, 2008 8:33 AM
> To: PLUG-discuss at lists.plug.phoenix.az.us
> Subject: newbie has problems w/ dialup
>
> This was started on the applications list, and it was suggested to 
> move it here. I've recently added openSUSE11 to my WinXP box. There's 
> a big difference between the two in dialup download speeds.
>
> WinXP downloads at 3-5 Kbps w/ a max. around 7 Kbps. This has been 
> standard for me, given my rural area, since 56Kbps modems came out.
> SUSE downloads at 1.4-1.5 Kbps w/ a max. around 2 Kbps.
> The modem is a USB/serial Actiontec EX560LKU.
>
> It was suggested that the problem could be that the modem is using
> USB1 instead of USB2, but I'm not sure that would be a problem given 
> the low download rates. Also, according to the ISP, the only 
> compression on the connection would be that initiated from my end.
>
> From another suggestion, below is the pertinent info. from lsusb -v.
>
> Where do I go from here?
>
> TIA,
> Mark Z.
>
> Bus 001 Device 002: ID 067b:2303 Prolific Technology, Inc. PL2303 
> Serial Port Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               1.10
>   bDeviceClass            0 (Defined at Interface level)
>   bDeviceSubClass         0
>   bDeviceProtocol         0
>   bMaxPacketSize0        64
>   idVendor           0x067b Prolific Technology, Inc.
>   idProduct          0x2303 PL2303 Serial Port
>   bcdDevice            3.00
>   iManufacturer           1
>   iProduct                2
>   iSerial                 0
>   bNumConfigurations      1
>   Configuration Descriptor:
>     bLength                 9
>     bDescriptorType         2
>     wTotalLength           39
>     bNumInterfaces          1
>     bConfigurationValue     1
>     iConfiguration          0
>     bmAttributes         0x80
>       (Bus Powered)
>     MaxPower              100mA
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        0
>       bAlternateSetting       0
>       bNumEndpoints           3
>       bInterfaceClass       255 Vendor Specific Class
>       bInterfaceSubClass      0
>       bInterfaceProtocol      0
>       iInterface              0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x81  EP 1 IN
>         bmAttributes            3
>           Transfer Type            Interrupt
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x000a  1x 10 bytes
>         bInterval               1
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x02  EP 2 OUT
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0040  1x 64 bytes
>         bInterval               0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x83  EP 3 IN
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0040  1x 64 bytes
>         bInterval               0
> cannot read device status, Operation not permitted (1)
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