[openib-general] IPoIB Loading and Starting

[Michael Krause]

At 07:24 AM 9/23/2004, Tom Duffy wrote:
>Hal Rosenstock wrote:
>>Hi,
>>
>>I have a couple of questions about IPoIB loading and starting.
>>
>>1. It appears I need the following modules in this order:
>>core/ib_client_query.ko
>>core/ib_sa_client.ko
>>ulp/ipoib/ib_ipoib.ko
>>ulp/ipoib/ib_ip2pr.ko
>>Any others ? I presume ib_pr2pr is needed. What happens if it is not 
>>present ?
>
>ib_ip2pr is not needed for normal operation.  modprobe ib_ipoib should 
>pick up all the dependencies (if you have the modules installed in 
>/lib/modules/`uname -r`)
>
>>2. After all the above modules are loaded, do I just configure the ib0/1 
>>interfaces ?
>>Something like:
>>/sbin/ifconfig ib0 192.168.0.101 netmask 255.255.255.0 up
>
>Yup.
>
>>Does anything else need to be done before it should work (other than an 
>>SM bringing these links to active) ?
>
>It also depends what pkey your subnet manager uses for the IP network. 
>Sun's setup uses pkey 0x8001, so I need to setup a virtual NIC using the 
>ipoibcfg command.

I would have thought this would be part of the IP over IB 
driver.  Communicate with the SM to acquire the P_Key and then use that to 
perform Arp / ND.  Strange to require a command since this gets a bit 
cumbersome when there are many nodes in the fabric.

Mike


>-tduffy
>
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