I assumed most upstreams cleared the DSCP tags for transit traffic across their networks. Apparently that was an incorrect assumption. It sure opens up the potential for apps, malware, and pesky customers to abuse it. Cool, I can tag all my traffic high priority!

-----Original Message----- From: Adam Moffett via Af
Sent: Monday, September 29, 2014 11:43 AM
To: af@afmug.com
Subject: Re: [AFMUG] iOS update = Expedited Forwarding?

Me too.

On the one hand, VoIP from Ring Central and some others comes through
with an appropriate DSCP tag.  On the other hand, so do iOS updates for
some reason.


On 9/29/2014 12:24 PM, George Skorup (Cyber Broadcasting) via Af wrote:
You must have a carrier that doesn't zero the DSCP field. I both like and hate that at the same time.

On 9/29/2014 11:11 AM, Adam Moffett via Af wrote:
Has anyone else noticed that lots of traffic from Apple 17.0.0.0/8 has DSCP 46 set?

Canopy users with iPhones may find that the update is interfering with their regular internet usage unless you take measures to de-prioritize that.




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