Network Address Translation Commands
5-190 Configuring the Internet Protocol
NAPT using address: 10.10.10.2
Num translations: 8
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Pro Private Host NAT Addr External Host Idle
(Local IP Addr) (Global IP Addr)
UDP 192.168.50.90:1024 10.10.10.2:20002 10.10.10.15:3664 24
UDP 192.168.50.90:1024 10.10.10.2:20001 10.10.10.15:3663 24
UDP 192.168.50.91:1024 10.10.10.2:20004 10.10.10.16:3666 24
UDP 192.168.50.91:1024 10.10.10.2:20003 10.10.10.16:3665 24
TCP 192.168.50.70:1024 10.10.10.2:20006 10.10.15.75:36864 3
TCP 192.168.50.70:1024 10.10.10.2:20005 10.10.15.75:36863 3
TCP 192.168.50.71:1024 10.10.10.2:20008 10.10.15.76:36866 3
TCP 192.168.50.71:1024 10.10.10.2:20007 10.10.15.76:36865 3
ThefollowingexampledisplaysNATpoolentrieswithoverloadstatistics.Notethataunique
NATIPaddressisassignedtoeachinternalhostandthatiftherearemoreinternalhoststhanthe
numberofaddressesinthepool,thenmultipleinternalhostswillshareasingleNATaddress..
XSR#show ip nat translations
Pool name: NATPool with overload
ACL Number: 100
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NAPT using address: 10.10.10.131
Num translations: 2
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Pro Private Host NAT Addr External Host Idle
(Local IP Addr) (Global IP Addr)
UDP 192.168.50.91:1024 10.10.10.131:20002 10.10.10.16:3666 4
UDP 192.168.50.91:1024 10.10.10.131:20001 10.10.10.16:3665 4
Parameter Description
Pro Protocoloftheportidentifyingtheaddress.
PrivateHost TheIPaddressassignedtoahostontheinsidenetwork.
NATAddrl ThelegitimateIPaddress.
ExternalHost Remotehostthatthepacketsaredestinedto.
IdlePeriod(seconds)ofinactivityofatrafficflow.