I went into the router log and noted these entries which appear concerning to me (not that I know anything).  I was not on the computer when this happened.
[INFO]   Sat Jan 24 13:09:02 2009   WAN interface is down
[INFO]   Sat Jan 24 13:09:02 2009   LCP sets local options: ACCM: 00000000, ACFC: 1, PFC: 0, MRU: 1492
[INFO]   Sat Jan 24 13:09:02 2009   LCP sets remote auth: C023
[INFO]   Sat Jan 24 13:09:02 2009   LCP sets remote options: ACCM: FFFFFFFF, ACFC: 1, PFC: 0, MRU: 1492
[INFO]   Sat Jan 24 13:09:02 2009   PPPoE session 0xA275 established
[INFO]   Sat Jan 24 13:09:02 2009   PPPoE confirming session offer
[INFO]   Sat Jan 24 13:09:02 2009   PPPoE received session offer
[INFO]   Sat Jan 24 13:09:02 2009   Trying to establish a PPPoE connection
[INFO]   Sat Jan 24 13:09:02 2009   Attempting to re-connect on-demand WAN connection
[INFO]   Sat Jan 24 13:08:30 2009   Terminating PPPoE session 0x54DA
[INFO]   Sat Jan 24 13:08:30 2009   PPP network down
[INFO]   Sat Jan 24 13:08:30 2009   Stopping WAN Services
[INFO]   Sat Jan 24 13:08:29 2009   Stopping securespot services.
[INFO]   Sat Jan 24 13:08:29 2009   WAN interface is down
[INFO]   Sat Jan 24 13:08:29 2009   WAN connection inactive too long so attempting to disconnect
[INFO]   Sat Jan 24 13:07:02 2009   Blocked incoming UDP packet from 86.75.191.46:41170 to 142.161.162.90:41170
[INFO]   Sat Jan 24 13:03:09 2009   Blocked incoming UDP packet from 82.240.81.63:21752 to 142.161.162.90:23011
[INFO]   Sat Jan 24 13:02:54 2009   Establishing connection w/ auth server: 165.193.49.40:443.
[INFO]   Sat Jan 24 13:02:54 2009   Spam Server(s): DLS.BSECURE.COM(443),
[INFO]   Sat Jan 24 13:02:54 2009   Auth Server(s): DLA.BSECURE.COM(443), DIRA.BSECURE.COM(443),
[INFO]   Sat Jan 24 13:02:54 2009   Filter Servers(s): DLF2.BSECURE.COM(443), DLF.BSECURE.COM(443),
[INFO]   Sat Jan 24 13:02:54 2009   Initiating securespot services.
[INFO]   Sat Jan 24 13:02:54 2009   Allocating securespot services.
[WARN]   Sat Jan 24 13:02:54 2009   Bsecure remote access enabled on port 8098.
[INFO]   Sat Jan 24 13:02:54 2009   Starting WAN Services
[INFO]   Sat Jan 24 13:02:54 2009   WAN interface speed measurement completed. Upstream speed is 753 kbps
[INFO]   Sat Jan 24 13:02:24 2009   Estimating speed of WAN interface
[INFO]   Sat Jan 24 13:02:24 2009   WAN interface is up. Connection to Internet established with IP Address 142.161.162.90 and default gateway 142.161.133.199
[INFO]   Sat Jan 24 13:02:24 2009   PPP network up with IP Address 142.161.162.90
[INFO]   Sat Jan 24 13:02:24 2009   WAN interface is down
[INFO]   Sat Jan 24 13:02:24 2009   LCP sets local options: ACCM: 00000000, ACFC: 1, PFC: 0, MRU: 1492
[INFO]   Sat Jan 24 13:02:24 2009   LCP sets remote auth: C023
[INFO]   Sat Jan 24 13:02:24 2009   LCP sets remote options: ACCM: FFFFFFFF, ACFC: 1, PFC: 0, MRU: 1492
[INFO]   Sat Jan 24 13:02:24 2009   PPPoE session 0x54DA established
[INFO]   Sat Jan 24 13:02:24 2009   PPPoE confirming session offer
[INFO]   Sat Jan 24 13:02:24 2009   PPPoE received session offer
[INFO]   Sat Jan 24 13:02:24 2009   Trying to establish a PPPoE connection
[INFO]   Sat Jan 24 13:02:24 2009   Attempting to re-connect on-demand WAN connection
[INFO]   Sat Jan 24 13:00:44 2009   Terminating PPPoE session 0x4C37
[INFO]   Sat Jan 24 13:00:44 2009   PPP network down
[INFO]   Sat Jan 24 13:00:44 2009   Stopping WAN Services
[INFO]   Sat Jan 24 13:00:43 2009   Stopping securespot services.
[INFO]   Sat Jan 24 13:00:43 2009   WAN interface is down
[INFO]   Sat Jan 24 13:00:43 2009   WAN connection inactive too long so attempting to disconnect
Can anyone help?  Does this make any scene to someone? Am I looking in the wrong direction?