Re: FC1 -> FC2: very slow xDSL connection...

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Dear Antonio,

how did you choose the parameters for you eth0 interface? I suppose I
cannot choose the same, right? What should I use instead?

Also, with respect to another post of yours, how did you choose and set
the parameters I see in the output of "route -N"?

Many thanks again.


On Fri, 2004-06-25 at 14:30, antonio montagnani wrote:
> Andrea Giuliano wrote/ha scritto, On/il 25/06/2004 13:40:
> 
> >On Fri, 2004-06-25 at 10:57, Fons van der Beek wrote:
> >
> >  
> >
> >>perhaps (most probably)  you should change your mtu settings of your eth0
> >>card
> >>common is 1490 or 1492
> >>    
> >>
> >
> >I guess it is already. I'm almost sure I saw that value in the output of
> >tcpdump. The MTU for ppp is 1500, instead, and I think that's right:
> >1492+8, the eth0 MTU plus the 8 byte overhead of ppp.
> >
> >But I need to check again. On Monday I'll be back with some logs and
> >outputs...
> >
> >Best regards.
> >  
> >
> 
> This is the output of
> /sbin/ifconfig.... My MTU is 1500 on both ethernet cards and 1492 on 
> ppp.I have no problem with net surfing.Please check!!!
> 
> eth0      Link encap:Ethernet  HWaddr 52:54:05:E5:82:46
>           inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0
>           inet6 addr: fe80::5054:5ff:fee5:8246/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:6532 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:11639 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:5 txqueuelen:1000
>           RX bytes:606287 (592.0 Kb)  TX bytes:14855134 (14.1 Mb)
>           Interrupt:10 Base address:0xe400
>  
> eth1      Link encap:Ethernet  HWaddr 00:00:B4:9D:0E:78
>           inet addr:192.168.254.2  Bcast:192.168.254.255  Mask:255.255.255.0
>           inet6 addr: fe80::200:b4ff:fe9d:e78/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:149273 errors:0 dropped:0 overruns:0 frame:1
>           TX packets:141513 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:12 txqueuelen:1000
>           RX bytes:156985292 (149.7 Mb)  TX bytes:13641641 (13.0 Mb)
>           Interrupt:5 Base address:0xe800
>  
> lo        Link encap:Local Loopback
>           inet addr:127.0.0.1  Mask:255.0.0.0
>           inet6 addr: ::1/128 Scope:Host
>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
>           RX packets:60040 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:60040 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:35245542 (33.6 Mb)  TX bytes:35245542 (33.6 Mb)
>  
> ppp0      Link encap:Point-to-Point Protocol
>           inet addr:80.117.47.154  P-t-P:192.168.100.1  Mask:255.255.255.255
>           UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1492  Metric:1
>           RX packets:147511 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:139611 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:3
>           RX bytes:153628941 (146.5 Mb)  TX bytes:10436433 (9.9 Mb)
> 
> 
> -- 
> 
>  Antonio 
> 
>  =========================================================
>  Working with  Mozilla 1.7 on Redhat Linux Fedora Core 2
>  =========================================================
>  =========================================================
>      Uso Mozilla 1.7 su Redhat Linux Fedora Core 2
>  =========================================================
-- 
Andrea Giuliano, Ph. D.
ICCU - Istituto Centrale per il Catalogo Unico
Viale Castro Pretorio 105, Rome - ITALY
Tel. +39064989509, Fax +39064059302



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