Cisco Jabber working for windows but not working for Iphone/Android

[Muhammad Jawwad Habib]

Dears

Cisco Jabber is working for windows but not working for Iphone/Android.

Unable to login, The error is not of authentication, but timeout or phone services not available

[Jaime Valencia]

Have you configured the necessary devices in CUCM along with the rest of the configuration for your CUCM/CUPS/IM&P version??

[Muhammad Jawwad Habib]

Yes, Interestingly same configuration is working in my home lab, but not working at customer. The version is 10.5

Cannot say wireless issue as jabber for windows is working from wireless

[Muhammad Jawwad Habib]

Thanks for the support, the issue was with Wireless controller, They blocked Whatsapp which result in the blockage of Jabber as well