[cisco-voip] Cisco phones shipping with bad manufacturingloadthatcan't DHCP right

Ryan Ratliff rratliff at cisco.com
Wed Nov 14 16:39:14 EST 2007


Go check the port config going to your DHCP server to see if it's a  
trunk as well.

-Ryan

On Nov 14, 2007, at 4:38 PM, Erick Bergquist wrote:

I do not have a sniffer trace from this last time, not on site to get
one.  Just seems that this issue has been around for awhile when
phones come with a MFG load on them. The switchport was set up as a
access port also with access vlan 1 and voice vlan 2. Had to set both
to vlan 2 briefly.

On Nov 14, 2007 7:11 PM, Daniel Argueta <daniel.argueta at comcast.net>  
wrote:
> I had this problem with 3750 switches and 7960G phones.....once the  
> firmware
> upgraded I never had the problem again......no one @ cisco was ever  
> able to
> tell me if it was a bug, but since it was working and didn't have the
> problem again...i never worried about it....thought it was just me.
>
>
>
> ----- Original Message -----
> From: "Erick Bergquist" <erickbee at gmail.com>
> To: "Randy Homyk" <rhomyk at bellsouth.net>
> Cc: <cisco-voip at puck.nether.net>
> Sent: Wednesday, November 14, 2007 1:47 PM
> Subject: Re: [cisco-voip] Cisco phones shipping with bad
> manufacturingloadthatcan't DHCP right
>
>
>> It was a 3750 switch this time.
>>
>> On Nov 14, 2007 2:31 PM, Randy Homyk <rhomyk at bellsouth.net> wrote:
>>>
>>>
>>>
>>>
>>> Did this happen to you on 3560 switches?  I just had a batch of 7940
>>> phones
>>> that this just happened to me also.
>>>
>>>
>>>
>>> You are correct, the only work around is to register the phone  
>>> the first
>>> time on the voice vlan.  After it registers for the first time it  
>>> can be
>>> moved to a port that has  switchport access vlan XX  / switchport  
>>> voice
>>> vlan
>>> XX
>>>
>>>
>>>
>>>
>>> Randy Homyk
>>>
>>> CCIE Voice #14584
>>>
>>> mailto:  rhomyk at bellsouth.net
>>>
>>> Phone: +786-269-5175
>>>
>>> Fax: +305-258-9156
>>>
>>> Mobile: 786-269-5175
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> -----Original Message-----
>>>  From: cisco-voip-bounces at puck.nether.net
>>> [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Jason  
>>> Aarons
>>> (US)
>>>  Sent: Wednesday, November 14, 2007 3:17 PM
>>>  To: Erick Bergquist; cisco-voip at puck.nether.net
>>>  Subject: Re: [cisco-voip] Cisco phones shipping with bad  
>>> manufacturing
>>> loadthatcan't DHCP right
>>>
>>>
>>>
>>>
>>>
>>> Do you have a bug id? I haven't seen this behavior with 7940s/7941,
>>> doesn't
>>> mean there isn't a problem, jI ust haven't seen this behavior.
>>>
>>>
>>>
>>>  ________________________________
>>>
>>>
>>> From: cisco-voip-bounces at puck.nether.net on behalf of Erick  
>>> Bergquist
>>>  Sent: Wed 11/14/2007 2:49 PM
>>>  To: cisco-voip at puck.nether.net
>>>  Subject: [cisco-voip] Cisco phones shipping with bad  
>>> manufacturing load
>>> thatcan't DHCP right
>>>
>>>
>>> Anyone know why cisco phones still ship with a MFG phoneload that
>>>  can't DHCP on the voice VLAN correctly? The fix is to configure the
>>>  switchport in the voice vlan for data until it gets a firmware  
>>> update.
>>>   This issue has been around awhile.
>>>  _______________________________________________
>>>  cisco-voip mailing list
>>>  cisco-voip at puck.nether.net
>>>  https://puck..nether.net/mailman/listinfo/cisco-voip
>>>
>>>
>>>
>>>
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>> _______________________________________________
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>
>
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