The SNMP Agent Administrative value of the IP Broadcast
Address for the in-band access.
This value is stored in the system NVRAM.
The current operational IP Adress may be obtained by
accessing the ipAdEntBcastAddr entry in the ipAddrTable,
for ipAdEntIfIndex equal to the SLIP interface value.
If the system has no current operational Out-Band IP
Address, meaning that, the access is done in-band, then
this value takes effect immediately.
Otherwise it will take effect after a system reset