Chapter 6 Maintenance
ZyWALL USG 20-2000 User’s Guide
143
Figure 51
Packet Capture File Example
6.11 How to Use Packet Flow Explore for Troubleshooting
Use the packet flow explore function to help resolve routing or NAT problems. For example: an
interface suddenly goes down, you configure a policy route but packets do not go through the
configured interface or go through another route.
The
Maintenance
>
Packet Flow
Explore
>
Routing Status
screen displays the ZyWALL’s
current routing flow. Click a function box to get the corresponding active routes. The ZyWALL routes
packets in the order of the flow as shown from left to right. Once a packet matches the criteria of a
route, the ZyWALL routes the packet and does not perform any further routing checking.
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