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Forum Discussion

Rajesh_Pazhyann's avatar
Rajesh_Pazhyann
Icon for Nimbostratus rankNimbostratus
Dec 03, 2014

UDP payload based IP persistence iRule

Hello,   I am checking if I can implement an irule to create IP persistence but based on matching payload of UDP. Something like this..   The UDP Payload (say first 6 bytes) is compared with ...
application delivery
design
devops
iRules
LTM
performance
tiziano_rosato's avatar
tiziano_rosato
Icon for Cirrus rankCirrus
Dec 08, 2014

A very good article:

 

https://devcentral.f5.com/articles/-the101-irules-101-datagroups-amp-tables

 

An extract: "Whether you’re storing 100 or 100,000 entries, queries are roughly the same thanks to the indexed, hashed format of data groups. This makes them far and away the best option for storing large lists of data as well as frequently performed queries that can be represented in a read-only fashion. The bottom line is: If you’re not updating the data in the list, and you’re dealing with more than a handful of items, be it strings, IPs or otherwise, datagroups are likely your best bet."