This DisplayString is the network address of the device to
monitor. Typically this is an IP, dotted IP format, IP's
hostname, IPX or AppleTalk. The following formats can be used:
IP cccc - ipAddress MIB
IP nnn.nnn.nnn.nnn - dotted format
IP hostname
IPX AABBCCDD:AABBCCDDEEFF - network : node
AppleTalk n[...].n[...] - dotted notation
The object a3ComPollAddressType is used to indicate how this
object will be interpreted.
This object may not be modified if the associated a3ComPollReport
is equal to busy(2). When this object is successfully set,
a3ComPollReport will be set to idle(1).