I've got a 3550-24-PWR switch with about 6 phones on it. I'm trying to use a CME system to come in and replace a SIP based system. Old system is 7940s/7960s running SIP image, new system is CME with 7941s, 7961s and 7970/71s.
The 7940s/7960s work just fine off of the switch, and use 6.3 watts (from show power inline).
However, the 7941s, 7961s and 7970/71s just sit there with lights flashing, never really booting up, and "show power inline" on the switch only shows 15.4 watts and does NOT show the phone type (instead it just says "Ieee PD").
I thought I had read that the phones could operate on non-802.3af switches in pre-standard mode, but only at half power (meaning less bright screen). But clearly I was mistaken. Thank you very much for the responses and time to dig up the links. Somehow, I was having a hard time finding those when searching Cisco's site. Bleh.
Now, I see the info I was looking at refers to the non-gigabit phones. The gigabit phones all require 802.3af, as pointed out by both of you.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...