ExtraHop named a Leader in the 2025 Forrester Wave™: Network Analysis And Visibility Solutions

ExtraHop Logo
Search
Try ExtraHop
Menu iconX icon
  • Platformchevron right
  • Solutionschevron right
  • Modern NDRchevron right
  • Resourceschevron right
  • Companychevron right
User iconSign In
Contact Us

DETECTION OVERVIEW

Unauthorized Caller Error (407)

Category

Service Degradation
Next in Service Degradation: VoIP Call Failure

Description

An application had an excessive number of the SIP 407 status code, which was sent by a proxy server with user agent server (UAS) components. This detection indicates that an unauthorized caller is trying to make several call requests.

Associated content

Announcing The Forrester Wave™: Network Analysis And Visibility Solutions, Q4 2025

Network analysis and visibility solutions remain underrepresented in enterprises. Find out why in this preview of a new Wave report.

Report
Learn moreArrow pointing right

ExtraHop® Named a Leader in First-Ever Gartner® Magic Quadrant™ for Network Detection and Response — ExtraHop

ExtraHop® Named a Leader in First-Ever Gartner® Magic Quadrant™ for Network Detection and Response

News
Learn moreArrow pointing right

Detections

Visit this resource for more information.

Docs
Learn moreArrow pointing right
Periodic Table of Use Cases

What else can RevealX do for you?

View our Periodic Table of use casesArrow pointing right