101 · Question #612
What is a common use of an iRule?
The correct answer is A. to modify application traffic between the client and server. iRules are event-driven TCL scripts attached to F5 BIG-IP virtual servers that inspect and manipulate application traffic in real time as it flows between clients and servers.
Question
What is a common use of an iRule?
Options
- Ato modify application traffic between the client and server
- Bto create a reuseable application delivery template
- Cto integrate a BIG IP into an enterprise orchestration tool
- Dto create an accelerated session between two BIG-IP devices
How the community answered
(26 responses)- A92% (24)
- B4% (1)
- D4% (1)
Why each option
iRules are event-driven TCL scripts attached to F5 BIG-IP virtual servers that inspect and manipulate application traffic in real time as it flows between clients and servers.
iRules use F5's event-driven TCL scripting language and are attached to virtual servers to intercept, inspect, modify, redirect, or route application traffic dynamically. Common uses include rewriting HTTP headers, redirecting URLs, performing content switching, and injecting or stripping data as traffic passes between clients and backend servers.
Reusable application delivery templates are created using iApps (Application Services templates) or AS3 declarations, not iRules.
Integrating BIG-IP into enterprise orchestration tools is accomplished via the iControl REST API, which exposes BIG-IP configuration and management programmatically.
Accelerated or mirrored sessions between two BIG-IP devices are handled by features such as connection mirroring or hardware acceleration profiles, not iRules.
Concept tested: F5 BIG-IP iRules for real-time traffic manipulation
Source: https://techdocs.f5.com/en-us/bigip-15-1-0/irules-concepts/about-irules.html
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