[cisco-voip] Nortel LAN switches and Cisco IP Phones

Tim Medley tim.medley at moxieent.com
Fri Jan 19 13:30:03 EST 2007


Thanks Scott.

Yeah I understand the support issues. They could still use a single  
port for voice and data, however all traffic would be in a single  
vlan and would then have to be marked and queued via an acl to  
discern the voice vs. data traffic.

tm

Tim Medley
Moxie Enterprises
Email: tim.medley at moxieent.com
Phone: (704) 905-4604




On Jan 19, 2007, at 1:15 PM, Voll, Scott wrote:

> I assume that saving money on IP Phones should have been switches.
>
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> If you want to encourage cisco switches tell them they need twice  
> as many ports so you can run the phone on one Vlan and data on the  
> other.
>
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> Really, if bandwidth is not an issue across the LAN then running on  
> the same VLAN shouldn’t be an issue.  I just wouldn’t what to  
> support it, or the security.  And TAC will say go talk to Nortel  
> with any voice issues.
>
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> Just my 2 cents
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> Scott
>
>
>
> From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip- 
> bounces at puck.nether.net] On Behalf Of Tim Medley
> Sent: Friday, January 19, 2007 9:21 AM
> To: cisco-voip at puck-nether.net
> Subject: [cisco-voip] Nortel LAN switches and Cisco IP Phones
>
>
>
> A customer just posed a question to me and I couldn't find anything  
> on google.
>
>
>
> Are there any interoperability issue with using Nortel LAN switches  
> with Cisco IP Phones. The CIO for this customer is looking to save  
> some $ by using non-cisco ip phones.
>
>
>
> My first thoughts were that the Cisco switch provides two things,  
> power and voice vlan support. The nortel switches do support  
> 802.3af so power should not be an issue. But since CDP is a cisco  
> proprietary protocol, the nortel switches won't support CDP which  
> means that the phones will not automatically use the voice vlan for  
> voice traffic. This just means that the customer would have to do  
> something else to segregate and QoS the voice traffic such as an acl.
>
>
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> Are there any other considerations?
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> tm
>
>
>
> Tim Medley
>
> Moxie Enterprises
>
> Email: tim.medley at moxieent.com
>
> Phone: (704) 905-4604
>
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