The NE is available in FN UI as shown in attached snapshots,
but I am getting below response error, but in .80 was working fine and same data in UI 80 and 84.

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<ns3:checkNewActivationMplsFeasibility xmlns:ns3="http://server.api.nep.mobinets.com/">
<serviceType>MPLS</serviceType>
<exchange>IH66</exchange>
<cab>066M</cab>
<dp>0001</dp>
<dp2 />
<nbOfPairs>1</nbOfPairs>
<serviceTypeName>Digital data circuit with N/W</serviceTypeName>
<serviceTechnology>Copper</serviceTechnology>
<activeNeType>Multi Technology Access</activeNeType>
<activeNeCategory>BONT</activeNeCategory>
</ns3:checkNewActivationMplsFeasibility>
</soapenv:Body>
</soapenv:Envelope>

response

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<ns2:checkNewActivationMplsFeasibilityResponse xmlns:ns2="http://server.api.nep.mobinets.com/">
<return>
<responseCode>10006</responseCode>
<responseMessage>Active Node Not Found</responseMessage>
</return>
</ns2:checkNewActivationMplsFeasibilityResponse>
</soap:Body>
</soap:Envelope>

---------------------------------------------

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<ns3:checkNewActivationMplsFeasibility xmlns:ns3="http://server.api.nep.mobinets.com/">
<serviceType>MPLS</serviceType>
<exchange>ANA1</exchange>
<cab>999</cab>
<dp>0001</dp>
<dp2 />
<nbOfPairs>1</nbOfPairs>
<serviceTypeName>Digital data circuit with N/W</serviceTypeName>
<serviceTechnology>Copper</serviceTechnology>
<activeNeType>Multi Technology Access</activeNeType>
<activeNeCategory>MSAN</activeNeCategory>
</ns3:checkNewActivationMplsFeasibility>
</soapenv:Body>
</soapenv:Envelope>

response

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<ns2:checkNewActivationMplsFeasibilityResponse xmlns:ns2="http://server.api.nep.mobinets.com/">
<return>
<responseCode>10006</responseCode>
<responseMessage>Active Node Not Found</responseMessage>
</return>
</ns2:checkNewActivationMplsFeasibilityResponse>
</soap:Body>
</soap:Envelope>