Configuring Network Address Translation (NAT) ip nat translation max-entries
18-8 Network Address Translation (NAT) Configuration
ip nat translation max-entries
Usethiscommandtoconfigurethemaximumnumberoftranslationentries.
Syntax
ip nat translation max-entries number
no ip nat translation max-entries
Parameters
Defaults
None.
Mode
Routercommand,Globalconfiguration:Matrix‐>Router(config)#
Usage
32,000entriesiscurrently themaximumvalueallowedforthiscommand.Certainapplications
suchasNAT,LSNAT,TWCBsharethesamehardwareresourcepoolof32,000onafirstcomefirst
servebasis.Loweringthisvalueassu resresourceswillbeavailableforotherapplications.
Thenoversionofthecommandresets
thenumberofmaximumentriestothedefaultvalue.
Example
ThisexamplesetsthemaximumnumberofNATtranslationentriesto20000:
Matrix->Router(config)#ip nat translation max-entries 20000
ip nat translation (timeouts)
Usethiscommandtoconfigurethemaximumtimeoutvalueinsecondsperflowtype.
Syntax
ip nat translation {timeout | udp-timeout | tcp-timeout | icmp-timeout |
dns-timeout | ftp-timeout} [seconds]
no ip nat translation max-entries
Parameters
number Specifiesthemaximumnumberoftranslationentriesallowedforthis
router.Defaultvalueof32000.
timeout Specifiesthetimeoutvalueappliedtodynamictranslations.Default:
240seconds.
udp‐timeout SpecifiesthetimeoutvalueappliedtotheUDPtranslations.Default:
240seconds.
tcp‐timeout SpecifiesthetimeoutvalueappliedtotheTCPtranslations.Default:240
seconds.
icmp‐timeout SpecifiesthetimeoutvalueappliedtotheICMPtranslations.Default:
240seconds.