> The list of networks that will see link disruption is as follows:
>
> - Arista 7508:
>
> - BGP will be blocked:
>
> - Amazon router 1 of 2, AS16509, 206.81.80.147, 2001:504:16::407d
> - Microsoft router 1 of 2, AS8075, 206.81.80.30, 2001:504:16::1f8b
> - Shaw, AS6327, 206.81.80.54, 2001:504:16::18b7
>
> - BGP will not be blocked due to multiple 100G circuits on this switch:
>
> - StackPath router 1 of 2, AS33438, 206.81.81.223, 2001:504:16::479:0:829e
> - T-Mobile, AS21928, 206.81.81.35, 2001:504:16::55a8
> - Verizon (EdgeCast) router 1 of 2, AS15133, 206.81.80.152, 2001:504:16::3b1d
> - Wave (Spectrum), AS11404, 206.81.80.56, 2001:504:16::2c8c
>
> - Arista 7512:
>
> - BGP will be blocked:
>
> - CableONE, AS11492, 206.81.81.226, 2001:504:16::2ce4
> - Charter, AS20115, 206.81.80.234, 2001:504:16::4e93
> - China Mobile, AS58453, 206.81.81.181, 2001:504:16::e455
> - Facebook router 1 of 2, AS32934, 206.81.80.181, 2001:504:16::80a6
> - Fastly router 1 of 2, AS54113, 206.81.81.72, 2001:504:16::328:0:d361
> - Google, AS15169, 206.81.80.17, 2001:504:16::3b41
> - GCI, router 1 of 2, AS8047, 206.81.81.63, 2001:504:16::319:0:1f6f
> - Netflix router 1 of 2, AS2906, 206.81.80.223, 2001:504:16::223:0:b5a
> - PNW Gigapop, AS101, 206.81.80.84, 2001:504:16::65
> - Syringa Networks, AS15305, 206.81.80.239, 2001:504:16::3bc9
> - UKFast / Secarma Limited, AS61323, 206.81.81.233, 2001:504:16::ef8b
> - Yahoo, AS10310, 206.81.81.50, 2001:504:16::306:0:2846
>
> - BGP will not be blocked due to multiple 100G circuits on this switch:
>
> - CloudFlare, AS13335, 206.81.81.10, 2001:504:16::3417
> - StackPath router 2 of 2, AS33438, 206.81.81.107, 2001:504:16::829e
> - Verizon (EdgeCast) router 2 of 2, AS15133, 206.81.81.28, 2001:504:16::284:0:3b1d
>
> The start and end of maintenance will be announced.