Jim >From the good Polycom POE document we're used recently: http://knowledgebase.polycom.com/kb/search.do?cmd=displayKC&docType=kc&externalId=EndUser-TechAlerts-Audio-PoweringSoundPointIPPhones-TB368073725-17496-001RevApdf&sliceId=pdfPage_1&dialogID=4560938&stateId=1%200%204556742
Cabling — SoundPoint IP phones will detect on used (signal) or unused pair wiring but not both simultaneously — Phones meet the minimum PoE performance criteria over Category 3 cabling with its two-pair infrastructure — Most installations will however feature CAT-5 or CAT-5e cabling, upon which SoundPoint IP phones are optimized for Ethernet data integrity conformance I'd love to find the same detail for Aastra! Steve On Dec 20, 2007 11:07 AM, Jim Van Meggelen <[EMAIL PROTECTED]> wrote: > For a long time now the common wisdom is that a big obstacle to re-using > Cat3 cabling for VoIP phones is that PoE is not supported on Cat3. > > This article would seem to disgreee: > > http://en.wikipedia.org/wiki/Power_over_Ethernet > > Comments? Opinions? Experiences? > > Thanks, > > Jim > > > -- > Jim Van Meggelen > Core Telecom Innovations > [EMAIL PROTECTED] > www.coretel.ca > 416-425-6111 x6001 > 877-CORETEL x6001 (Canada) > www.oreillynet.com/pub/au/2177 > http://downloads.oreilly.com/books/9780596510480.pdf > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
