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101 · Question #104

A monitor has been defined using the HTTP monitor template. The send and receive strings were customized, but all other settings were left at their defaults. Which resources can the monitor be assigne

The correct answer is D. most pools. An HTTP monitor is a pool-level health check mechanism on BIG-IP. A customized HTTP monitor with default settings other than send/receive strings remains compatible with most pools handling HTTP-based traffic.

Section 2: F5 Solutions and Technology

Question

A monitor has been defined using the HTTP monitor template. The send and receive strings were customized, but all other settings were left at their defaults. Which resources can the monitor be assigned to?

Options

  • Aonly specific pool members
  • Bmost virtual severs
  • Cmost nodes
  • Dmost pools

How the community answered

(30 responses)
  • A
    3% (1)
  • B
    3% (1)
  • D
    93% (28)

Why each option

An HTTP monitor is a pool-level health check mechanism on BIG-IP. A customized HTTP monitor with default settings other than send/receive strings remains compatible with most pools handling HTTP-based traffic.

Aonly specific pool members

Restricting assignment to only specific pool members is unnecessarily narrow - an HTTP monitor can be assigned broadly to pools, which then propagate health checking to their members.

Bmost virtual severs

Monitors are not assigned directly to virtual servers in BIG-IP; they are assigned to pools, pool members, or nodes to track backend resource health.

Cmost nodes

While monitors can technically be assigned to nodes, an HTTP monitor sends application-layer HTTP requests and is purpose-built for pool-level assignment where backends serve HTTP traffic, not for general node-level monitoring.

Dmost poolsCorrect

HTTP monitors are designed to be assigned at the pool level, where they check the health of pool members collectively. Customizing only the send and receive strings does not restrict the monitor from being used on most pools that serve HTTP traffic. The default interval, timeout, and other settings remain valid for general HTTP pool health checking.

Concept tested: BIG-IP HTTP monitor assignment scope for pools

Source: https://techdocs.f5.com/en-us/bigip-15-1-0/big-ip-local-traffic-management-monitors-reference/configuring-http-monitors.html

Topics

#HTTP monitor#health monitoring#pool assignment#monitor templates

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