cGgsnPlmnAddrRangeFirstIpv6Prefixlen 1.3.6.1.4.1.9.9.240.1.3.9.1.6

This object represents the IPv6 prefix length supplied for the cGgsnPlmnAddrRangeFirstIp .The value of this object will be zero when cGgsnPlmnAddrRangeFirstIpType is IPv4.