As your phone is often carried than your pc, it's good to have essential software, that can do basic functions in your phone.  It can find information from Google using phone browser, play games, or others function when you need.

Having Windows Mobile smartphone is not just like have a phone, but it's like have a personal computer, in more simple and little form.  It can do many things for you. Although now it's not popular again, but it still has many purpose.

According to release from Juniper website, Juniper now enter mobile security market by releasing Junos Pulse Mobile Security Suite. 

Cited from NSN people blog, new iPhone OS, iOS 4.2, tests by Nokia Siemens Networks have shown that iPhone iOs 4.2 support a technology called Network Controlled Fast Dormancy, which have already introduced into NSN networks. This will cut smartphone signalling down to size.  Basically, the technology makes the network and the handset work together to create the best conditions for smartphones to work quickly, yet have a long battery life and minimize network congestion.