nanog mailing list archives

Re: VoIP Provider DDoSes


From: Michael Thomas <mike () mtcc com>
Date: Tue, 21 Sep 2021 17:34:37 -0700


On 9/21/21 4:09 PM, Eric Kuhnke wrote:
Unlike http based services which can be placed behind cloudflare or similar, harder to protect sip trunking servers.

The provider in question makes use of third party hosting services for each of their cities' POPs. It is my understanding that for the most part they do not run their own infrastructure but either rent dedicated servers or a few rack units of Colo in each city.

I question whether some or any of those hosting companies have sufficient inbound (200-400Gbps) capacity to weather a moderately sized DDoS.

Which makes SIPoHTTP an inevitability.

Mike


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