ZyXEL Communications UAG Series - Chapter 63 Packet Flow Explore; Packet Flow Explore; Packet Flow Explore Commands

UAG CLI Reference Guide 317
CHAPTER 63
Packet Flow Explore
This chapter covers how to use the packet flow explore feature.
63.1 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.
63.2 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 204 Packet Flow Explore Commands
COMMAND DESCRIPTION
show ip route static-dynamic Displays activated static-dynamic routes.
show route order 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.
show system snat order 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.
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 system route vpn-1-1-map Displays activated VPN 1-1 mapping rules.
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.
show system snat vpn-1-1-map Displays activated VPN 1-1 mapping rules which use SNAT.