Primarily for management. However, we have customers that have tunnels to their remote offices which they pass plenty of data through and we still monitor through the tunnel(s) without issue.
You say you configured your pix for incommming vpn connection, what kind of connection? From vpn software clients? From hardware clients? From another PIX? Concentrator? If you would provide a little more information I would be happy to provide confi...
If your question is if it is possible/easy then yes it obviously is. We monitor nearly 300 devices through ipsec tunnels, 50+ of which are routers or pix. Ping is fine for the outside interace to which you connect but we also monitor the inside inter...