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Which statement describes the call behavior of the Cisco Unified Wireless IP Phone 7921G when it roams from 802.11b to 802.11a?()

发布日期:2020-04-13

Which statement describes the call behavior of the...
A

The phone does a directed call hangup on 802.11b,then does an auto-redial on 802.11a,creating a  new call.

B

The phone does a directed call hangup on 802.11b, then the user does a redial on 802.11a,creating a  new call.

C

The phone does a disassociation on 802.11b and an association on 802.11a,and call remains up if the  subnet has not changed.

D

The phone does not roam from 802.11b to 802.11a when on an active call.

E

The phone must switch network profiles to roam from 802.11b to 802.11a.

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