Connectivity Monitoring 4 TBD Single Optional Network Bearer R Single Mandatory Integer Available Network Bearer R Multiple Mandatory Integer Radio Signal Strength R Single Mandatory Integer dBm -48 dBm). Refer to [3GPP 44.018] for more details on Network Measurement Report encoding and [3GPP 45.008] or for Wireless Networks refer to the appropriate wireless standard.]]> Link Quality R Single Optional Integer IP Addresses R Multiple Mandatory String Router IP Addresse R Multiple Optional String Link Utilization R Single Optional Integer 0-100 % APN R Multiple Optional String Cell ID R Single Optional Integer SMNC R Single Optional Integer % SMCC R Single Optional Integer