Chapter 39 Packet Flow Explore; Packet Flow Explore; Packet Flow Explore Commands - ZyXEL Communications UAG Series Cli Reference Manual

This chapter covers how to use the packet flow explore feature.

39.1 Packet Flow Explore

Use this to get a clear picture on how the UAG 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.

39.2 Packet Flow Explore Commands

The following table lists the commands that you can use to have the UAG display routing and SNAT
related settings.
Table 143 Packet Flow Explore Commands
COMMAND
show ip route static-dynamic
show route order
show system snat order
show system route policy-route
show system route nat-1-1
show system route site-to-site-vpn Displays activated site-to-site VPN rules.
show system route dynamic-vpn
show system route default-wan-
trunk
show system route vpn-1-1-map
show system snat policy-route
show system snat nat-1-1
show system snat nat-loopback
show system snat default-snat
show system snat vpn-1-1-map
UAG CLI Reference Guide
C
HAPTER
Packet Flow Explore
DESCRIPTION
Displays activated static-dynamic routes.
Displays the order of routing related functions the UAG checks for packets. Once
a packet matches the criteria of a routing rule, the UAG takes the corresponding
action and does not perform any further flow checking.
Displays the order of SNAT related functions the UAG checks for packets. Once a
packet matches the criteria of an SNAT rule, the UAG uses the corresponding
source IP address and does not perform any further flow checking.
Displays activated policy routes.
Displays activated 1-to-1 NAT rules.
Displays activated dynamic VPN rules.
Displays the default WAN trunk settings.
Displays activated VPN 1-1 mapping rules.
Displays activated policy routes which use SNAT.
Displays activated NAT rules which use SNAT.
Displays activated activated NAT rules which use SNAT with NAT loopback
enabled.
Displays the default WAN trunk settings.
Displays activated VPN 1-1 mapping rules which use SNAT.
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