problem with single SocketIOProcessor shared across multiple users and one user has a n/w problem

I am using 1.0.5 and apache MINA 1.1 and if I use single SocketIOProcessor on MINA and then connect from 2 users.
1) i unplug one of the users n/w
2) second user stopped getting rates
3) once the first user is disconnected, the second user started getting rates