ios upgrade on 1130G AP

[Srinivas N]

Dear Frieds,

One of my site having 120nos cisco 1130G Access Points,

and i wont to up date ios for  all devices and all are in the live.

plz help me. is it posible to up date ios images for all the devices at a time with out down time.

if the there plz tell me the way forwared.

[Leo Laohoo]

plz help me. is it posible to up date ios images for all the devices at a time with out down time.

No.  You need to reboot the WAP (takes about 3 minutes) for the WAP to load the IOS.  Therefore you need a downtime.

The best way is to alternate the reboot so clients can associate to other WAPs.