[f-nsp] LB fails when source-nat is disabled

Gaurav Sabharwal gaurav.k.sabharwal at googlemail.com
Mon Dec 22 09:37:28 EST 2008


Hi Mischa,

Thanks for the reply. The config. is attached. All servers point to
the LB as the default router.

I will try to upgrade later in the evening today.

Thanks,
Gaurav
On Mon, Dec 22, 2008 at 9:24 AM, Mischa Peters <foundry at high5.nl> wrote:
> Hi Gaurav,
>
> Do you have a network setup and config for us?
> One other suggestion, see if you can upgrade to 7.4.01m.
>
> Mischa
>
>
>> Hi,
>>
>> Yes. The traffic is routed via the ServerIron.
>>
>> Thanks,
>> Gaurav
>>
>> On Dec 22, 2008 9:09am, Wouter Prins <wp at null0.nl> wrote:
>> > Hi Guarav,
>> >
>> >
>> >
>> > Are the flows send from the server to the client going through the
>> >
>> > ServerIron somehow?
>> >
>> >
>> >
>> > 2008/12/22 Gaurav Sabharwal gaurav.k.sabharwal at googlemail.com>:
>> >
>> > > Some time ago, we had to enable source-nat on the LB. Now we are
>> >
>> > > trying to disable source-nat on the LB. When we disable the source-nat
>> >
>> > > on the load balancer, the VIP does not responds to the HTTP
>> >
>> > > connections.
>> >
>> > >
>> >
>> > > tcpdump on the server confirms that the packets are reaching the
>> >
>> > > server and are being sent back. However nothing reaches the web
>> >
>> > > browser.
>> >
>> > >
>> >
>> > > show version output:
>> >
>> > >
>> >
>> > >  SW: Version 07.3.05T12 Copyright (c) 1996-2002 Foundry Networks, Inc.
>> >
>> > >     Compiled on Jul 18 2002 at 17:20:18 labeled as SLB07305
>> >
>> > >  HW: ServerIron Switch, serial number 157b24
>> >
>> > >  400 MHz Power PC processor 740 (revision 8) with 32756K bytes of DRAM
>> >
>> > >   8 100BaseT interfaces with Level 1 Transceiver LXT975
>> >
>> > >   0  uplink interfaces
>> >
>> > >  256 KB PRAM and 8*2048 CAM entries for DMA 2, version 0807
>> >
>> > >  128 KB boot flash memory
>> >
>> > > 4096 KB code flash memory
>> >
>> > > 2048 KB BRAM, BM version 02
>> >
>> > >  128 KB QRAM
>> >
>> > >  512 KB SRAM
>> >
>> > > Octal System, Maximum Code Image Size Supported: 1965568 (0x001dfe00)
>> >
>> > > The system uptime is 2 days 21 hours 28 minutes 32 seconds
>> >
>> > > The system : started=warm start   reloaded=by "reload"
>> >
>> > >
>> >
>> > > The configuration is attached. Any help is highly appreciated.
>> >
>> > >
>> >
>> > > Thanks,
>> >
>> > > Gaurav
>> >
>> > >
>> >
>> > > _______________________________________________
>> >
>> > > foundry-nsp mailing list
>> >
>> > > foundry-nsp at puck.nether.net
>> >
>> > > http://puck.nether.net/mailman/listinfo/foundry-nsp
>> >
>> > >
>> >_______________________________________________
>> foundry-nsp mailing list
>> foundry-nsp at puck.nether.net
>> http://puck.nether.net/mailman/listinfo/foundry-nsp
>
>
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: rglb-config.txt
URL: <https://puck.nether.net/pipermail/foundry-nsp/attachments/20081222/e671eb29/attachment.txt>


More information about the foundry-nsp mailing list