H3C MSR 2600 Configuration Manual page 158

Verifying the configuration
After completing the configurations, both internal and external hosts can access the internal FTP server
through the external address.
# Display all NAT configuration and statistics.
[Router]display nat all
NAT outbound information:
There are 1 NAT outbound rules.
Interface: GigabitEthernet1/2
ACL: 2000
NO-PAT: N
NAT internal server information:
There are 1 internal servers.
Interface: GigabitEthernet1/2
Protocol: 6(TCP)
Global IP/port: 202.38.1.2/21
Local
NAT logging:
Log enable : Disabled
Flow-begin : Disabled
Flow-end
Flow-active: Disabled
NAT hairpinning:
There are 1 interfaces enabled with NAT hairpinning.
Interface: GigabitEthernet1/1
NAT mapping behavior:
Mapping mode: Address and Port-Dependent
ACL
NAT ALG:
DNS: Enabled
FTP: Enabled
H323: Enabled
ICMP-ERROR: Enabled
# Use the display nat session verbose command to display NAT session information generated when
Host A accesses the FTP server.
[Router] display nat session verbose
Initiator:
Source
Destination IP/port: 202.38.1.2/21
VPN instance/VLAN ID/VLL ID: -/-/-
Protocol: TCP(6)
Responder:
Source
Destination IP/port: 202.38.1.1/1025
Address group: ---
Reversible: N
IP/port: 192.168.1.4/21
: Disabled
: ---
IP/port: 192.168.1.2/1694
IP/port: 192.168.1.4/21
Port-preserved: N
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