As per the admin guide it is only possible via Self Care Portal and PAB Synchronizer
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cuipph/8821/english/adminguide/w88x_b_wireless-8821-8821ex-admin-guide/w88x_b_wireless-8821-8821ex-admin-guide_chapter_010.html#CUIP_TP_P0F057A1_00
Manish
- Do rate helpful posts -