Hi All,
Cisco 8821 is taking long time to register because the DHCP IP taking longer time .When configured manual IP it registering immediately ,
This is specifically for this Model of Phone(8821) ,All other model of Cisco IP phones are getting IP quickly.
CUCM: 11.5.1.13902-2
Cisco Phone Firmware : 11-0-5SR1-4(latest)
