Xircom realport in 8.1-RELEASE - how do I determine proper cbb.start_memory ?

2011-04-09 Thread George Sanders
It appears that many PCMCIA network cards no longer work in FreeBSD - this is documented here: http://www.freebsd.org/cgi/query-pr.cgi?pr=115623 However there appears to be a workaround, wherein one sets their hw.cbb.start_memory value manually. Suggested values for xircom cards are: sysctl

Re: 10gigE link with FreeBSD hosts ?

2009-12-12 Thread George Sanders
>Can't get 10 gigabit thru a PCI-X slot, it doesnt have the bandwidth, you need >PCI Express, in >fact you will find that lots of factors will come into play and might keep you >from achieving >optimal thruput. > >>For a two port adapter you will need an 8x PCIE slot, preferably Gen 2, and >>

10gigE link with FreeBSD hosts ?

2009-12-11 Thread George Sanders
I am seeing Sun Microsystems branded 10gigE adaptors (pci-x) on ebay nowadays for $500. So ... let's say I took some plain-jane, modern-ish PC (intel core, or c2d, pci-x, etc.) and set up this topology: a <-- cable --> b <-- cable --> c and on each of (a) and (c) put one 10gigE adaptor, an