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Louis Mamakos

@gsuberland Back in the early Cisco days (mid 1990's), when they transitioned from AGS+ to 7000 boxes... The dimensions of the cabinet of the Cisco 7000 were precisely set to be the width of an open-frame 19" telco rack. With no margin for error.

We had our techs out in the telco colos with car jacks trying to wedge these things into racks. You gotta leave just a little margin -- floors are not levels, the racks are... racked slightly, etc.

It got better. We all learned a lot in those days.

3 comments
Graham Spookyland🎃/Polynomial

@lmamakos reminds me of the phrase "trying to land the plane and run out of fuel just as the wheels touch down"

Louis Mamakos

@gsuberland It's all in the details. Early hot-swap linecards in cisco routers were like that. It'd work just fine.. MOST of the time. But that 1 out 50 attempts, you'd slide in the board, all the indicator lights would flash, the major alarm buzzer would sound and you knew it was bad news.

Don't even try to swap a line card with a different flavor board. Weird data structure problems you'd experence maybe hours later.

It was all new; Cisco and their ISP customers were learning together.

Graham Spookyland🎃/Polynomial

@lmamakos sounds about right tbh. I didn't join until 2015-ish when they acquired the company I worked for, but their initial foray into security services offerings was, uh, rather inauspicious. they just had no clue when it came to delivering those kinds of projects. took a lot of work from a few dedicated people to get it stumbling off the ground, several of whom ended up doing more than one job. sounds like they're doing better now though.

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