R0106-HP MSR Router Series Layer 3 - IP Services Configuration Guide(V7)

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PPTP : Enabled
RTSP : Enabled
RSH : Enabled
SCCP : Enabled
SIP : Enabled
SQLNET : Enabled
TFTP : Enabled
XDMCP : Enabled
# Use the display nat session verbose command to display NAT session information generated when
Client A accesses Client B.
[Router] display nat session verbose
Initiator:
Source IP/port: 192.168.1.3/44929
Destination IP/port: 202.38.1.3/1
DS-Lite tunnel peer: -
VPN instance/VLAN ID/VLL ID: -/-/-
Protocol: UDP(17)
Responder:
Source IP/port: 192.168.1.2/69
Destination IP/port: 202.38.1.3/1024
DS-Lite tunnel peer: -
VPN instance/VLAN ID/VLL ID: -/-/-
Protocol: UDP(17)
State: UDP_READY
Application: TFTP
Start time: 2012-08-15 15:53:36 TTL: 46s
Interface(in) : GigabitEthernet2/1/1
Interface(out): GigabitEthernet2/1/1
Initiator->Responder: 1 packets 56 bytes
Responder->Initiator: 1 packets 72 bytes
Total sessions found: 1
Twice NAT for access between two VPNs with overlapping
addresses
Network requirements
As shown in Figure 62, two departments are in different VPN instances with overlapping addresses.
Configure twice NAT so that Host A and Host B in different departments can access each other.
Figure 62 Network diagram