Re: Dual net boards configuration

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Are you bind()ing to each address in your server or are you
just using INADDR_ANY as the bind() address?

Tuan

On Sat, 26 Aug 2000, Edouard Soriano wrote:

> 
> 
> Hello guys,
> 
> I configured a Linux 2.2.12 RedHat 6.1 with two identical 3Com 3c59x 
> boards.
> 
> eth0 192.168.3.1
> eth1 192.168.3.2
> 
> The LAN where this system is linked has two kinds of systems sending and 
> retrieving data to/from
> the Linux server:
> 
> a) systems sending heavy TCP/IP data transfers to 192.168.3.1: they do 
> not know 192.168.3.2
> b) systems retrieving data from the server using 192.168.3.2: they do not 
> know 192.168.3.1
> 
> The problem is that data is sent from Linux box to requesting systems b) 
> using 192.168.3.1 
> 
> Reason:
> 
> netstat shows 
> 
> Destination     Gateway         Genmask         Flags   MSS Window  irtt 
> Iface
> 192.168.3.1     *               255.255.255.255 UH        0 0          0 
> eth0
> 192.168.3.2     *               255.255.255.255 UH        0 0          0 
> eth1
> 192.168.3.0     *               255.255.255.0   U         0 0          0 
> eth0
> 192.168.3.0     *               255.255.255.0   U         0 0          0 
> eth1
> 127.0.0.0       *               255.0.0.0       U         0 0          0 
> lo
> default         192.168.3.7     0.0.0.0         UG        0 0          0 
> eth0
> 
> 
> I think the solution to turn around this problem is to remove the 
> destination
> 192.168.3.0 -> eth0 
> 
> But, is there a better solution to force data to be sent using the 
> requesting device, this means
> any connection received from 192.168.3.1 will use eth0 to send back the 
> answer data meanwhile
> any connection received from 192.168.3.2 will use eth1 to send back the 
> answer.
> 
> Other question:
> 
> Is there a tool to measure the data transfer speed ? Currently this 
> configuration is sending 
> a 64MB file on 40 seconds this means ~ 16 Mbs meanwhile linked to a 100Mb 
> LAN with 100Mb network
> adapters.
> 
> Last question:
> How to introduce a subscription to this forum ? 
> 
> Thanks
> 
> 
> -
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> 


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