Forum Discussion

winifred_corbet's avatar
winifred_corbet
Icon for Nimbostratus rankNimbostratus
15 years ago

Block traffic by IP address and Allow external access by domain name?

Currently we have an irule in place that allows traffic to specific URLs, by allowing the interal IP addresses only.     Now we need to allow very specifc external domains in (we cannot get an...
application delivery
dev
devops
irules
hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
15 years ago
If you wanted to check the domain of the client IP address, you'd need to get the PTR record using NAME::lookup (for pre-10.1) or RESOLV::lookup for 10.1.0+. See the wiki pages for details and examples:

 

 

http://devcentral.f5.com/wiki/default.aspx/iRules/NAME__lookup.html

 

http://devcentral.f5.com/wiki/default.aspx/iRules/RESOLV__lookup.html

 

 

Aaron