IP address of this Cable Modem. If the Cable Modem has no
IP address assigned, or the IP address is unknown, this
object returns a value of 0.0.0.0. If the Cable Modem has
multiple IP addresses, this object returns the IP address
associated with the Cable interface.
This object has been deprecated and replaced by
docsIfCmtsCmStatusInetAddressType and
docsIfCmtsCmStatusInetAddress, to enable IPv6 addressing
in the future.