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6921 not registered

trapani06
Level 1
Level 1

‎10-07-2014 03:44 AM - edited ‎03-17-2019 12:27 AM

hello,
I have a fleet of 28 000 6921.
On a site the pass in 6921 not registered then the internal switch freezes and the PC has no network.
The 6921 SIP are firmware 9.3.3.2
Some phones take dump buffer
Someone already had these problems?
thank you

1 person had this problem
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