On Tue, 24 Jun 2014 09:22:55 -0400
"Brian J. Murrell" <brian@interlinx.bc.ca> wrote:

> So first thing to notice is that this router has two WAN interfaces but
> only one of them (pppoe-wan1) has had codel applied.  The other WAN
> interface (eth0.2) is not even listed.

I suspect that is a VLAN. VLAN's have no real underlying queue,
the queue exists at the device driver for the Ethernet device (eth0).