H3C MSR 2600 Configuration Manual page 164

Figure 61 Network diagram
10.110.10.1/16
FTP server 1
FTP server 2
10.110.10.2/16
Configuration procedure
# Specify IP addresses for the interfaces. (Details not shown.)
# Create NAT Server group 0, and add members to the group.
<Router> system-view
[Router] nat server-group 0
[Router-nat-server-group-0] inside ip 10.110.10.1 port 21
[Router-nat-server-group-0] inside ip 10.110.10.2 port 21
[Router-nat-server-group-0] inside ip 10.110.10.3 port 21
[Router-nat-server-group-0] quit
# Associate NAT Server group 0 with GigabitEthernet 1/2 so that servers in the server group can provide
FTP services.
[Router] interface gigabitethernet 1/2
[Router-GigabitEthernet1/2] nat server protocol tcp global 202.38.1.1 ftp inside
server-group 0
[Router-GigabitEthernet1/2] quit
Verifying the configuration
After completing the configurations, external hosts can access the internal FTP server group.
# Display all NAT configuration and statistics.
[Router] display nat all
NAT server group information:
There are 1 NAT server groups.
Group Number
0
NAT internal server information:
There are 1 internal servers.
Interface: GigabitEthernet1/2
Protocol: 6(TCP)
Global IP/port: 202.38.1.1/21
Local
GE1/1
10.110.10.10/16
FTP server 3
10.110.10.3/16
Inside IP
10.110.10.1
10.110.10.2
10.110.10.3
IP/port: server group 0
10.110.10.1/21
GE1/2
202.38.1.1/16
Router
Port Weight
21 100
21 100
21 100
(Connections: 1)
149
Internet
Host