RE: 100G, input errors and/or transceiver issues

2021-07-20 Thread Kevin Menzel via NANOG
Hey Graham, We're running 6xDWDM PAM4 100G links currently (for approx. 24 months) - I just pulled up our 13 month statistics, and we've had less than 100 input errors across every link total across that time period. Every single input error seems to correspond to a fibre cut/flap - I've se

RE: Rack rails on network equipment

2021-09-24 Thread Kevin Menzel via NANOG
Hi Andrey: I work in upper education, we have hundreds upon hundreds of switches in at least a hundred network closets, as well as multiple datacenters, etc. We do a full lease refresh every 3-5 years of the full environment. The amount of time it takes me to get a switch out of a box/racked is

RE: 100GbE beyond 40km

2021-09-27 Thread Kevin Menzel via NANOG
We’ve had DCP-M boxes in service for a few years now on our +40km links, with their PAM4 100Gb optics. It’s been SO easy. If I had the money, we’d throw DCP-M boxes at every link we have. -Kevin Menzel From: NANOG On Behalf Of Joe Freeman Sent: September 24, 2021 17:07 To: Randy Carpenter Cc