... use RS232 the traditional setting method SNMP card functionJD series JD68201,JD67201 is a new generation of SNMP(Simple Network Management ... control,but also add other protocol and functions; such as JD68201 with external modem function available userto check out UPS status ... dial-up internet access in case of no network line. JD68201 also can be usedto connect toJD series SNMP card fits ...