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Sekhar's avatar
Sekhar
Icon for Nimbostratus rankNimbostratus
Dec 08, 2015

INET Port exhaustion

Hi,   We are seeing this error Inet port exhaustion on "10.x.x.x to 151.x.x.x:443 (proto 6)" on our LTM device. We are running on 11.5.1 HF10. When crossed check the LTM there is no VIP configured...
application delivery
BIG-IP
LTM
Amine_Kadimi's avatar
Amine_Kadimi
Icon for MVP rankMVP
Dec 08, 2015

Hi,

 

I think 151.x.x.x:443 is an address of a pool member. Anyway, the Inet port exhaution is rare and occur if your translation table for SNAT is full, and this happens usually when you are using SNAT Automap and your F5 reaches the maximum of translation a single IP can handle. See the following for more information:

 

https://support.f5.com/kb/en-us/solutions/public/8000/200/sol8246.html

 

https://support.f5.com/kb/en-us/solutions/public/7000/800/sol7820.htmlexhaustion

 

If you need to accomodate a very large number of concurrent connections, then use a SNAT pool with a sufficient number of IPs.