[c-nsp] Voice VLAN oddity (was Weird SSH/Scheduler Error)

[Brett Looney]

> I ran into that traceback and some others when I upgraded to 20T. 
> I ended up rolling back to 15T7.  That actually caused me some
> problems too.  On the 9-port HWIC I had a voice vlan configured
> on some devices that didn't need it (printers, standalone
> computers).  Previously with the 9T that I was running (and
> every other IOS device on our network) it wouldn't matter.
> However with 15T7 having a voice vlan configured stopped the
> link from passing traffic.

Yup, I've seen that too on a few different types of devices - most notable
routers with embedded switch ports. My solution ATM is to configure the port
as a trunk port as well as configuring the voice VLAN. 

B.