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# Enable AFT on GigabitEthernet 2/0/1, which is connected to the IPv4 Internet.
[Router] interface gigabitethernet 2/0/1
[Router-GigabitEthernet2/0/1] aft enable
[Router-GigabitEthernet2/0/1] quit
# Enable AFT on GigabitEthernet 2/0/2, which is connected to the IPv6 FTP server.
[Router] interface gigabitethernet 2/0/2
[Router-GigabitEthernet2/0/2] aft enable
[Router-GigabitEthernet2/0/2] quit
Verifying the configuration
# Verify that IPv4 hosts can use FTP to access the IPv6 FTP server. (Details not shown.)
# Display detailed information about IPv6 AFT sessions on the router.
[Router] display aft session ipv4 verbose
Initiator:
Source IP/port: 20.1.1.1/11025
Destination IP/port: 10.1.1.1/21
DS-Lite tunnel peer: -
VPN instance/VLAN ID/Inline ID: -/-/-
Protocol: TCP(6)
Inbound interface: GigabitEthernet2/0/1
Responder:
Source IP/port: 10.1.1.1/21
Destination IP/port: 20.1.1.1/11025
DS-Lite tunnel peer: -
VPN instance/VLAN ID/Inline ID: -/-/-
Protocol: TCP(6)
Inbound interface: GigabitEthernet2/0/2
State: TCP_ESTABLISHED
Application: FTP
Start time: 2014-03-13 09:07:30 TTL: 3577s
Initiator->Responder: 3 packets 124 bytes
Responder->Initiator: 2 packets 108 bytes
Total sessions found: 1
# Display detailed information about IPv4 AFT sessions on the router.
[Router] display aft session ipv6 verbose
Initiator:
Source IP/port: 2012::1401:0101/1029
Destination IP/port: 2013::102/21
VPN instance/VLAN ID/Inline ID: -/-/-
Protocol: TCP(6)
Inbound interface: GigabitEthernet2/0/1
Responder:
Source IP/port: 2013::102/21
Destination IP/port: 2012::1401:0101/1029
VPN instance/VLAN ID/Inline ID: -/-/-
Protocol: TCP(6)
Inbound interface: GigabitEthernet2/0/2
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