no I cannot ping, the cable and ports are OK, it works fine with:
router1:
interface serial 0
ip address 10.1.1.1 255.255.255.0
clock rate 56000
no shut
router 2:
interface serial 1
ip address 10.1.1.2 255.255.255.0
no shut
the above works fine, I am able to ping
it just does not want to work...