h3cPosaMapDestCode
1.3.6.1.4.1.43.45.1.10.2.92.2.3.1.1
The destination code of the mapping item. Generally, the destination
code is a 4-character-string. If the destination address in POS packet
matches the code, the packet will be deliveried to the corresponding
application server. If any code can not be matched, the packet will be
deliveried to the default server. A special destination code, 'default',
is for default mapping item.