[openib-general] IP over IB problem

Mahadevan Balasubramaniam mb48 at cs.unh.edu
Sat Oct 30 11:35:32 PDT 2004


Hi,
 I'm using Voltaire's stack. Is there any place on the web where I can
find a user manual (or some information) about minism.

 Actually, I'm quite new in using this stuff.

Thanks
Maha

On Sat, 30 Oct 2004, Hal Rosenstock wrote:

> On Sat, 2004-10-30 at 12:39, Mahadevan Balasubramaniam wrote:
> >  I am having two hosts with IP over Infiniband interface. They are
> > connected to each other directly. I am having minism as my subnet manager.
> > When I try to discover the topology, it gives the following error:
> >
> >  Initialize Discovery... DONE
> > New Discovered Node PortGUID:0008F10403961019 NodeGUID:0008F10403961018
> > LID:   1
> >
> >   New Node - Type:CA NumPorts:02 LID:0001
> > ****** ERROR: InfiniBandMAD - generic error   (cMgtClass=81 cMethod=1
> > wAttrib=15
> > ) 0:0
> >      Error in Link 4x FromLID:0001 FromPort:01
> > Verify Topology...DONE
> >
> >
> >  I don't know what this means. Any help is greatly appreciated.
>
> Management class 0x81 is Subn (Directed Route). Method 1 is a Get.
> Attribute ID 0x15 is PortInfo. So this is SubnGet(PortInfo) which should
> be answered by the SMA. Not sure why there is an error on this.
>
> What IB stack are you running on the 2 end nodes with the HCAs ?
>
> BTW, I don't think minism can support IPoIB. It is lacking an SA which
> is needed for PathRecord and MulticastRecord support.
>
> -- Hal
>



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