[Asterisk-Users] Problem with Cisco phone

Tom Tune tomtune at gmail.com
Thu Oct 20 19:49:16 MST 2005


It happens on everything I have tried. I do not have any vlans or qos
configured. Even on a generic 5 port with only the phone and asterisk server
connected.
I am beginning to think that it is a Microsoft style mutual upgrade
scenario.. can't use the phones without the switch.

On 10/20/05, Omar A. Sabek <omar.sabek at gmail.com> wrote:
>
> Tom,
>
> Do you have VLANs or QoS configured on your switch? I had the same problem
> with my CP-7960 connected to a Catalyst 3524XL switch. I solved it by
> tweaking my QoS settings on the switch, there was an option to enable dot1p
> priority tagging on the voice VLAN. I am not sure if the Dell switch you are
> using has a similar feature, if it does check there.
>
> Also, how have you troubleshot this problem so far, does it happen on
> every switch you've tried? Is it happening on every CP-7960G you've tried?
> You're right about it being a simple problem, that aux switch port has
> always worked fine IMLE.
>
> Cheers,
>
> Omar A. Sabek
>
> On 10/20/05, Tom Tune <tomtune at gmail.com> wrote:
> >
> > My Cisco 7960g SIP phones share an annoying "feature": Anything I plug
> > into their 2nd Ethernet or PC port loses connection every thirty seconds or
> > so. I did a ping -t and can see regular drops. I do not have access to
> > Cisco's tech support archives. I am pretty sure that this is a simple
> > configuration problem. Can somebody point me in the right direction? Thanks
> > in advance.
> >
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