adProdPhysAddress
1.3.6.1.4.1.664.3.1.7
This octet string variable contains the Adtran
Physical Address assigned to this product. For
example the octet sequence, 16 02 03 01, specifies
channel bank number 16, digroup number 2, DS0 channel
slot number 3, position 1. This object value is
commonly reported in SNMP Traps to identify the
product's location.