Re: 100GBASE-SR10 interwork with 10GBASE-SR

2014-03-21 Thread Chad Lamb
Steven, In general, there isn't much to worry about optically when interfacing 100GBASE-SR10 and 10GBASE-SR. If you are using CFP transceivers or CXP transceivers for the 100GBASE-SR10, your mileage may vary. For example, the Avago CXP AFBR-83PDZ has a transmit power range of -7.6dBm to 2.4d

Re: Multi-port RFC2544/EtherSAM loopback appliance

2014-10-15 Thread Chad Lamb
We have been using the VeEX UX400 platform. It has a portable and rack-mount version, we have the portable so I can't comment on the rack-mount variant. We found the price/feature set to be better than several other vendors that we evaluated. We've had the equipment for several months now an

Re: Low to Mid Range DWDM Platforms

2023-10-20 Thread Chad Lamb via NANOG
XKL is still here ... Some caveats on 400G ZR/ZR+ devices: - They are power hungry, cooling is a challenge.  800G even more so.  The OSFP package for 800G looks like the better choice than QSFP-DD for this reason.  We'll see, we need more mileage on this. - For the ZR devices, not all vendors ar