What is the issue?

You have a VoWLAN configured for platinum QoS, WMM, and CAC. IP phones for this VoWLAN
include the Nokia and Cisco Unified Wireless IP Phones 7920G (pre-v2.0 firmware), 7921G, and
7925G. The Wireless IP Phones 7921G and 7925G work properly, but the Nokia and the Wireless
IP Phones 7920G associate with the WLAN but cannot place calls. What is the issue?

You have a VoWLAN configured for platinum QoS, WMM, and CAC. IP phones for this VoWLAN
include the Nokia and Cisco Unified Wireless IP Phones 7920G (pre-v2.0 firmware), 7921G, and
7925G. The Wireless IP Phones 7921G and 7925G work properly, but the Nokia and the Wireless
IP Phones 7920G associate with the WLAN but cannot place calls. What is the issue?

A.
The lowest mandatory speed in the WLAN is too high and needs to be reduced.

B.
The Cisco Unified Wireless IP Phones 7920G and Nokia IP phones do not support TSPEC.

C.
EDCA needs to be enabled on the WLAN.

D.
HCCA needs to be enabled on the WLAN.

E.
The reserved roaming bandwidth setting is set too low.

F.
The expedited bandwidth setting needs to be enabled.

Explanation:



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