1G --- MM $6/ea SM $7/ea 10G --- MM $18/ea SM $24/ea DAC $9.50-$18/pair (length dependent) 25G --- MM $39/ea SM $59/ea DAC $23-$51/pair (length dependent) Not a significant price difference from SM to MM, but DAC is even cheaper. ----- Mike Hammett Intelligent Computing Solutions Midwest Internet Exchange The Brothers WISP ----- Original Message ----- From: "Coy Hile" <coy.hile@coyhile.com> To: "Randy Bush" <randy@psg.com> Cc: nanog@nanog.org Sent: Wednesday, February 26, 2020 10:19:37 AM Subject: Re: Hi-Rise Building Fiber Suggestions On 2020-02-26 11:14, Randy Bush wrote:
We use plenty of multi-mode, but only in the data centre, between our own kit, for racks within the same cage.
so you have to stock both single and multi? hmmm
randy
I'd expect that from the ToR -> Servers would be MMF, but that other infrastructure cabling would be SMF. Even using aftermarket optics, putting single-mode transceivers in every server and access port would quickly become cost-prohibitive, would it not? -- Coy Hile coy.hile@coyhile.com