We checked our Trango PTP links, and they all have this issue. They are all on private /30 or /29 subnets, but we added a couple firewall rules to prevent any SSH interlopers from getting in. Sure, we'll have to disable the firewall rules to actually get in to do something, but that doesn't happen very often.

bp
<part15sbs{at}gmail{dot}com>

On 11/13/2016 1:35 PM, George Skorup wrote:
I don't exactly see the problem, especially with a PTP radio that should only be accessible from within your network and possibly only from management subnets/VLANs, too. If it's a public facing piece of equipment like a router, then sure, I agree.

On 11/13/2016 3:07 PM, Paul Stewart wrote:
Totally disagree with this… we would never let a vendor into our network if there was a possibility of this. It puts our network at risk from their stupidity ….

We aggressively look at this when new products are coming into the network - realizing that sometimes there’s no way to detect it but it’s a question we ask, tests that we run, and hope that our confidence in this being possible is low.


On Nov 13, 2016, at 11:59 AM, Ken Hohhof <[email protected] <mailto:[email protected]>> wrote:

Yep.  There are legitimate needs for the factory to have a backdoor



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