SNMP field not graph

Telegraf
,
1

Hi everyone, could you help me? i try graphing value of onu power rx, I am doing something wrong.
Could it be that the problem is the dBm ?

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>  SELECT * FROM "Snmp_Onus" 
name: Snmp_Onus
time                OnuIndex Onurx        agent_host gOnuOpticalInfoBias gOnuOpticalInfoOnuInx gOnuOpticalInfoPonInx gOnuOpticalInfoRxPwr gOnuOpticalInfoTemp gOnuOpticalInfoTxPwr gOnuOpticalInfoVolt host
----                -------- -----        ---------- ------------------- --------------------- --------------------- -------------------- ------------------- -------------------- ------------------- ----
1663947681000000000 1        -21.080(dBm) 10.20.41.2 14.800(mA)          1                     1                     -21.192(dBm)         33.750(C)           2.374(dBm)           3.42(V)             9de4157992ae
1663947681000000000 10       -19.172(dBm) 10.20.41.2 12.600(mA)          10                    1                     -19.202(dBm)         24.309(C)           1.950(dBm)           3.36(V)             9de4157992ae
1663947681000000000 11       -20.080(dBm) 10.20.41.2 12.250(mA)          11                    1                     -20.000(dBm)         28.152(C)           1.888(dBm)           3.40(V)             9de4157992ae
1663947681000000000 12       -19.102(dBm) 10.20.41.2 11.200(mA)          12                    1                     -19.202(dBm)         27.453(C)           1.988(dBm)           3.40(V)             9de4157992ae
1663947681000000000 13       -18.666(dBm) 10.20.41.2 11.700(mA)          13                    1                     -18.730(dBm)         36.199(C)           2.044(dBm)           3.32(V)             9de4157992ae
1663947681000000000 14       -22.840(dBm) 10.20.41.2 14.750(mA)          14                    1                     -22.926(dBm)         33.402(C)           2.470(dBm)           3.36(V)             9de4157992ae

[[inputs.snmp]]
** agents = [ “10.20.41.2:161” ] 
** community = “ad123”**
** interval = “60s”**
** name = “an1”**
** #OLT**
** [[inputs.snmp.table]]**
** name = “Snmp_Onus”**
** oid = “V1600G::gOnuOpticalInfoTable”**
[[inputs.snmp.table.field]]
name = “OnuIndex”
oid = “1.3.6.1.4.1.37950.1.1.6.1.1.3.1.2”
is_tag = true

[[inputs.snmp.table.field]]
name = “Onurx”
oid = “1.3.6.1.4.1.37950.1.1.6.1.1.3.1.7”
is_tag = true
2

is gOnuOpticalInfoOnuInx a tag? if not that might be the issue, try grouping by “OnuIndex” or any other tag to see the result.