Using Motorola SB6141 for TimeWarner Cable

Symptoms: 
   1. PC works after connect directly to the modem;
   2. connect router to the modem, no internet

Cause:
  needs correct power cycles for the modem and the devices attached. 

Solution:
Step 1. power down the modem and the router.
Step 2. connect a PC/Mac directly to the modem.
Step 3. power up the modem.
Step 4. verify you have internet over just the modem off the PC/mac. If you do skip to step 6.
Step 5. call Comcast and have them provision the modem, then return to step 4. 
(you must provide modem and HFCMAC or CMAC to them for provisioning)
Step 6. connect the router to the modem and power cycle the modem.
step 7. after the modem ONLINE light goes SOLID, power up the router.
step 8. connect your PC/Mac and other equipment to the router, wired or wireless.
step 9. test for internet, make sure to give the devices ample time to get IP., DNS, etc..