This object determines the address of the network or host to
which the packet is being sent. If this object value is 0::0
and the value of caAclIPV6ACLSourcePrefixLength is 0 then this
matches any source address.
If this object value is not 0::0 and the value of
caAclIPV6ACLSourcePrefixLength is less than 128, this entry
matches the all the addresses that are in the sub-net.
If this object value is 0::0 and the value of
caAclIPV6ACLSourcePrefixLength is also 0, this entry matches
all osts.