xStack® DGS-3420 Series Layer 2 Managed Stackable Gigabit Switch CLI Reference Guide
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To display the configuration of a GRE tunnel interface named “tn2”:
DGS-3420-28SC:admin# show ip_tunnel tn2
Command: show ip_tunnel tn2
Tunnel Interface : tn2
Interface Admin State : Enabled
Tunnel Mode : GRE
Ipv4 Address : 3.0.0.1/8
IPv6 Global Unicast Address : 3001::1/64
Tunnel Source : 2000::1
Tunnel Destination : 2000::2