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Cisco IP phone shows Phone not registered

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BCU

BCU

Vendor
Mar 14, 2006
81
IN
Hi
I am new to cisco, and both 7841 and Jabber shows "Phone shows unregistered".
How do we trouble shoot this?

-BCU
 
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Is it getting an IP address? Is the switch port configured for the correct VLAN? Is the phone programmed in CM? Those are the initial steps to take.

Certifications:
A+
Network+
CCENT
CCNA Voice
TVOICE
CAPPS
 
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