ZyWALL / USG (ZLD) CLI Reference Guide
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Packet Flow Explore
This chapter covers how to use the packet flow explore feature.
58.1 Packet Flow Explore
Use this to get a clear picture on how the ZyWALL / USG determines where to forward a packet and
how to change the source IP address of the packet according to your current settings. This function
provides you a summary of all your routing and SNAT settings and helps troubleshoot the related
problems.
58.2 Packet Flow Explore Commands
The following table lists the commands that you can use to have the ZyWALL / USG display routing
and SNAT related settings.
Table 228
Packet Flow Explore Commands
COMMAND
DESCRIPTION
show route order
Displays the order of routing related functions the ZyWALL / USG checks for
packets. Once a packet matches the criteria of a routing rule, the ZyWALL / USG
takes the corresponding action and does not perform any further flow checking.
show system snat order
Displays the order of SNAT related functions the ZyWALL / USG checks for
packets. Once a packet matches the criteria of an SNAT rule, the ZyWALL / USG
uses the corresponding source IP address and does not perform any further flow
checking.
show system route policy-route
Displays activated policy routes.
show system route nat-1-1
Displays activated 1-to-1 NAT rules.
show system route site-to-site-vpn
Displays activated site-to-site VPN rules.
show system route dynamic-vpn
Displays activated dynamic VPN rules.
show system route default-wan-
trunk
Displays the default WAN trunk settings.
show ip route static-dynamic
Displays activated static-dynamic routes.
show system snat policy-route
Displays activated policy routes which use SNAT.
show system snat nat-1-1
Displays activated NAT rules which use SNAT.
show system snat nat-loopback
Displays activated activated NAT rules which use SNAT with NAT loopback
enabled.
show system snat default-snat
Displays the default WAN trunk settings.
Summary of Contents for ZyWALL USG Series
Page 19: ...19 PART I Introduction ...
Page 20: ...20 ...
Page 38: ...Chapter 2 User and Privilege Modes ZyWALL USG ZLD CLI Reference Guide 38 ...
Page 39: ...39 PART II Reference ...
Page 40: ...40 ...
Page 48: ...Chapter 4 Status ZyWALL USG ZLD CLI Reference Guide 48 ...
Page 52: ...Chapter 5 Registration ZyWALL USG ZLD CLI Reference Guide 52 ...
Page 128: ...Chapter 15 Route ZyWALL USG ZLD CLI Reference Guide 128 ...
Page 136: ...Chapter 17 Zones ZyWALL USG ZLD CLI Reference Guide 136 ...
Page 140: ...Chapter 18 DDNS ZyWALL USG ZLD CLI Reference Guide 140 ...
Page 148: ...Chapter 20 HTTP Redirect ZyWALL USG ZLD CLI Reference Guide 148 ...
Page 152: ...Chapter 21 ALG ZyWALL USG ZLD CLI Reference Guide 152 ...
Page 156: ...Chapter 22 UPnP ZyWALL USG ZLD CLI Reference Guide 156 ...
Page 159: ...Chapter 23 IP MAC Binding ZyWALL USG ZLD CLI Reference Guide 159 ...
Page 178: ...Chapter 25 Secure Policy ZyWALL USG ZLD CLI Reference Guide 178 ...
Page 218: ...Chapter 32 Application Patrol ZyWALL USG ZLD CLI Reference Guide 218 ...
Page 236: ...Chapter 34 IDP Commands ZyWALL USG ZLD CLI Reference Guide 236 ...
Page 246: ...Chapter 35 Content Filtering ZyWALL USG ZLD CLI Reference Guide 246 ...
Page 256: ...Chapter 36 Anti Spam ZyWALL USG ZLD CLI Reference Guide 256 ...
Page 262: ...Chapter 37 SSL Inspection ZyWALL USG ZLD CLI Reference Guide 262 ...
Page 268: ...Chapter 38 Device HA ZyWALL USG ZLD CLI Reference Guide 268 ...
Page 284: ...Chapter 41 Addresses ZyWALL USG ZLD CLI Reference Guide 284 ...
Page 288: ...Chapter 42 Services ZyWALL USG ZLD CLI Reference Guide 288 ...
Page 302: ...Chapter 46 Authentication Server ZyWALL USG ZLD CLI Reference Guide 302 ...
Page 338: ...Chapter 52 System Remote Management ZyWALL USG ZLD CLI Reference Guide 338 ...
Page 358: ...Chapter 53 File Manager ZyWALL USG ZLD CLI Reference Guide 358 ...
Page 372: ...Chapter 56 Session Timeout ZyWALL USG ZLD CLI Reference Guide 372 ...
Page 374: ...Chapter 57 Diagnostics ZyWALL USG ZLD CLI Reference Guide 374 ...
Page 384: ...Chapter 59 Maintenance Tools ZyWALL USG ZLD CLI Reference Guide 384 ...
Page 426: ...List of Commands Alphabetical ZyWALL USG ZLD CLI Reference Guide 426 ...