Checkpoint VPN Client does not ask the Credential even i change my Network connection , It reconnects after few seconds.

[Crawford_Comapn]

When i connect the checkpoint VPN Client at my home and working atleast 2 hours then i moved to my office without disconnect the VPN Client , Now i have tried to change my office network from my existing network , VPN client didn't ask any credential even i have changed my Network .. Can you help me why it has not asked , Can't be this vulnerable ?? and if we can change any setting so please help me on this.