registrar asterisk has problem?

By anh vinh nguyen at Sat, 2006-06-03 02:31 | AstBill Live CD - General and Support

please help me with resgistrar asterisk!!!
I wonder why I turned off my user agent but when I typed sip show peers command on CLI command line, IP address of my user agent still appear on the screen not UNSPECIFIED. I have to wait for a hour,status of IP address of my user agent
change to UNSPECIFIED.