Reporting monitored parameter information

1. A method comprising:

receiving, while in a connected mode, an indication to monitor parameters of failures during a connection establishment from an idle mode, and the parameters to monitor comprise:

a time in the idle mode during communication with the first base station;

a time taken to enter a connected mode during communication with the first base station;

a number of attempts to send a connected mode setup during communication with the first base station;

a number of connection mode setup messages that fail due to timeout;

a number of identity requests from the first base station requesting an international mobile subscriber identity;

a computed confidence level that the first base station is a rogue base station;

or some combination thereof;

in response to receiving the indication to monitor parameters, transitioning from the connected mode to the idle mode;

monitoring the parameters in the idle mode;

transmitting a request to a first base station to establish a connection; and

in response to not receiving a correct response to establish the connection from the first base station:

performing a cell reselection resulting in selection of a second base station; and

transmitting, from a remote unit, a failure report to the second base station, wherein the failure report comprises the parameters gathered during the connection establishment failure with the first base station and the parameters gathered in the idle mode, and the parameters in the failure report comprise:

the time in the idle mode during communication with the first base station;

the time taken to enter a connected mode during communication with the first base station;

the number of attempts to send a connected mode setup during communication with the first base station;

the number of connection mode setup messages that fail due to timeout;

the number of identity requests from the first base station requesting an international mobile subscriber identity;

the computed confidence level that the first base station is a rogue base station;

or some combination thereof.

2. The method of claim 1 , wherein the indication to monitor parameters in the idle mode is received in response to a likelihood of a rogue base station being in an area.

3. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the time in the idle mode during communication with the first base station.

4. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the time taken to enter a connected mode during communication with the first base station.

5. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the number of attempts to send a connected mode setup during communication with the first base station.

6. The method of claim 5 , further comprising determining whether the number of attempts passes a predetermined threshold, and, in response to the number of attempts passing the predetermined threshold, determining that a correct response from the first base station is not received.

7. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the number of connection mode setup messages that fail due to timeout.

8. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the number of identity requests from the first base station requesting an international mobile subscriber identity.

9. The method of claim 1 , wherein the parameters monitored in the idle mode comprise the computed confidence level that the first base station is a rogue base station.

10. The method of claim 1 , further comprising ignoring broadcasted system information from the first base station during performing the cell reselection.

11. The method of claim 1 , wherein not receiving a correct response from the first base station comprises determining a security key mismatch, a certificate failure, an authentication failure, a connection setup failure, or some combination thereof.

12. An apparatus comprising:

a receiver that receives, while in a connected mode, an indication to monitor parameters of failures during a connection establishment from an idle mode, and the parameters to monitor comprise:

a time in the idle mode during communication with the first base station;

a time taken to enter a connected mode during communication with the first base station;

a number of attempts to send a connected mode setup during communication with the first base station;

a number of connection mode setup messages that fail due to timeout;

a number of identity requests from the first base station requesting an international mobile subscriber identity;

a computed confidence level that the first base station is a rogue base station;

or some combination thereof;

a processor that:

in response to receiving the indication to monitor parameters, transitions from the connected mode to the idle mode; and

monitors the parameters in the idle mode; and

a transmitter that transmits a request to a first base station to establish a connection, wherein, in response to not receiving a correct response to establish the connection from the first base station:

the processor performs a cell reselection resulting in selection of a second base station; and

the transmitter transmits a failure report to the second base station, wherein the failure report comprises the parameters gathered during the connection establishment failure with the first base station and the parameters gathered in the idle mode, and the parameters in the failure report comprise:

the time in the idle mode during communication with the first base station;

the time taken to enter a connected mode during communication with the first base station;

the number of attempts to send a connected mode setup during communication with the first base station;

the number of connection mode setup messages that fail due to timeout;

the number of identity requests from the first base station requesting an international mobile subscriber identity;

the computed confidence level that the first base station is a rogue base station;

or some combination thereof.

13. A method comprising:

transmitting an indication to a remote unit in a connected mode for the remote unit to monitor parameters of failures during a connection establishment from an idle mode, and the parameters to monitor comprise:

a time in the idle mode during communication with the first base station;

a time taken to enter a connected mode during communication with the first base station;

a number of attempts to send a connected mode setup during communication with the first base station;

a number of connection mode setup messages that fail due to timeout;

a number of identity requests from the first base station requesting an international mobile sub scriber identity;

a computed confidence level that the first base station is a rogue base station;

or some combination thereof, wherein the remote unit, in response to receiving the indication to monitor parameters, transitions from the connected mode to the idle mode and monitors the parameters in the idle mode;

receiving a failure report from the remote unit, wherein the failure report comprises the parameters gathered during a connection establishment failure with abase station and the parameters gathered in the idle mode, and the parameters in the failure report comprise:

the time in the idle mode during communication with the first base station;

the time taken to enter a connected mode during communication with the first base station;

the number of attempts to send a connected mode setup during communication with the first base station;

the number of connection mode setup messages that fail due to timeout;

the number of identity requests from the first base station requesting an international mobile subscriber identity;

the computed confidence level that the first base station is a rogue base station;

or some combination thereof;

identifying a rogue base station from the failure report; and

transmitting an alarm identifying the rogue base station.

14. The method of claim 13 , wherein the alarm comprises an identifier of the rogue base station.

15. The method of claim 13 , wherein the indication to monitor parameters in the idle mode is transmitted in response to a likelihood of the rogue base station being in an area used by the remote unit.

16. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the time in the idle mode during communication with the rogue base station.

17. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the time taken to enter a connected mode during communication with the rogue base station.

18. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the number of attempts to send a connected mode setup during communication with the rogue base station.

19. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the number of connection mode setup messages that fail due to timeout.

20. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the number of identity requests from the rogue base station requesting an international mobile subscriber identity of the remote unit.

21. The method of claim 13 , wherein the parameters monitored in the idle mode comprise the computed confidence level corresponding to the rogue base station.

22. An apparatus comprising:

a transmitter that transmits an indication to a remote unit in a connected mode for the remote unit to monitor parameters of failures during a connection establishment from an idle mode, and the parameters to monitor comprise:

a time in the idle mode during communication with the first base station;

a time taken to enter a connected mode during communication with the first base station;

a number of attempts to send a connected mode setup during communication with the first base station;

a number of connection mode setup messages that fail due to timeout;

a number of identity requests from the first base station requesting an international mobile sub scriber identity;

a computed confidence level that the first base station is a rogue base station;

or some combination thereof, wherein the remote unit, in response to receiving the indication to monitor parameters, transitions from the connected mode to the idle mode and monitors the parameters in the idle mode;

a receiver that receives a failure report from the remote unit, wherein the failure report comprises the parameters gathered during a connection establishment failure with a base station and the parameters gathered in the idle mode, and the parameters in the failure report comprise:

the time in the idle mode during communication with the first base station;

the time taken to enter a connected mode during communication with the first base station;

the number of attempts to send a connected mode setup during communication with the first base station;

the number of connection mode setup messages that fail due to timeout;

the number of identity requests from the first base station requesting an international mobile subscriber identity;

the computed confidence level that the first base station is a rogue base station;

or some combination thereof; and

a processor that identifies a rogue base station from the failure report, wherein the transmitter transmits an alarm identifying the rogue base station.