I had to 'fake' the OID, since it's running a generic version of net-snmp on Linux. Manually set your Aventail VPN appliance for this device template for it to be able to work.
It's pretty simple: Just downloads /usr/local/app/mgmt-server/datastore/active/sysconf/avconfig.xml.
SSH required.
<Configuration-Management Device="Aventail VPN" SystemOID="1.3.6.1.4.1.8072.3.2.10.9">
<Commands>
<Command Name="DownloadConfig" Value="cat /usr/local/app/mgmt-server/datastore/active/sysconf/avconfig.xml" />
<Command Name="RESET" Value="" />
<Command Name="Reboot" Value="shutdown -r -t 30" />
<Command Name="Version" Value="uname -a" Regex="GNU/Linux" />
<Command Name="RunningConfig" Value="" />
<Command Name="EraseConfig" Value="" />
<Command Name="SaveConfig" Value="" />
<Command Name="Startup" Value="" />
<Command Name="EnterConfigMode" Value="" />
<Command Name="ExitConfigMode" Value="" />
</Commands>
</Configuration-Management>