About Staempfli_

Staempfli_ · 09-07-2017

Hi allSince 2 weeks we have 10 8821 Cisco IP Phones in use. On every Phones we have a poor Battery Standby Time. According the Data sheet we should have a Standby Time about 200 hours. The Battery on our Phones is over one night empty. System we run:...

Staempfli_ · 10-04-2017

Hi Roman Honestly I maybe was a little to early with my statement that the problem is solved, I'm sorry for that. On the Wireless Controller we run the Software Version 7.6.130.0. Recommended is 8.0.140.0, 8.2.151.0 or 8.3.112.0 In the next few...

Staempfli_ · 09-13-2017

Thanks Ric1. DTIM period on WLC is already set to 2, but the WLAN diagnostic on the 8821 shows a 0. On 7925 phones is a 2. WLC Software Version is 7.6.130.0. Could that be the reason? I cannot upgrade to 8.x, otherwise 35 Access Points 1142 w...

Member Since	‎10-17-2014 01:31 AM
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Cisco IP Phone 8821 Battery Standby Time

Re: Cisco IP Phone 8821 Battery Standby Time

Re: Cisco IP Phone 8821 Battery Standby Time