24 Jun
2011
24 Jun
'11
3:41 p.m.
On 6/24/11 12:05 AM, Patrick Lists wrote:
B8ZS line encoding. Iirc a funky version of AMI because the US suffered from not-invented-here syndrom so they came up with a tweaked version of AMI called Bipolar-8-0-substition. Nuf said :) Brings back memories of long nights troubleshooting international circuits with BERT testers and hopping on planes to follow the nodes so we could finally pinpoint which carrier was lying about nothing being wrong with their stretch. erimental DWDM and SDH gear that we got to play with.
"If we build it they will come" - wonder if we will ever see those days again.
Very interesting window into history. Mehma