This attribute is the transport service address of SNMPv1 Manager,
formatted according to the value of SnmpV1Community tDomain.
The only currently supported format is that of a UDP Transport
Address. It must be of the form 'IpAddress-UDP Port', where UDP
Port = 162. For example, 23.45.67.89-162 is a suitable UDP
Transport Address.
The value of transportAddress must be unique for all Manager
components under the same Community.