Bidirectional Nat For External-To-Internal Access Through Nat Server - H3C MSR 2600 Configuration Manual

FTP: Enabled
H323: Enabled
ICMP-ERROR: Enabled
# Use the display nat session verbose command to display NAT session information generated when
Host accesses Web server.
[Router] display nat session verbose
Initiator:
Source
Destination IP/port: 202.38.1.3/8080
VPN instance/VLAN ID/VLL ID: -/-/-
Protocol: TCP(6)
Responder:
Source
Destination IP/port: 202.1.1.2/1694
VPN instance/VLAN ID/VLL ID: -/-/-
Protocol: TCP(6)
State: TCP_ESTABLISHED
Application: HTTP
Start time: 2012-08-15 14:53:29
Interface(in) : GigabitEthernet1/2
Interface(out): GigabitEthernet1/1
Initiator->Responder:
Responder->Initiator:
Total sessions found: 1
Bidirectional NAT for external-to-internal access through NAT
Server
Network requirements
As shown in
provides Web services to external users and the DNS server at 192.168.1.3/24 resolves the domain
name of the Web server. The company has 3 public addresses 202.38.1.2, 202.38.1.3, and 202.38.1.4.
Configure NAT to allow external host at 192.168.1.2 in the external network to use the domain name to
access the internal Web server.
IP/port: 202.1.1.2/1694
IP/port: 10.110.10.2/8080
Figure 57, an intranet uses the segment 192.168.1.0/24. The Web server at 192.168.1.2/24
TTL: 3597s
7 packets 308 bytes
5 packets 312 bytes
138