Full width home advertisement

Welcome Home

Post Page Advertisement [Top]

What is Require Header Field in SIP?

The Require header field is generally used to list characteristics and extensions that a UAC requires a UAS to maintain with the aim of processing the request.

A 420 Bad Extension response is returned by the UAS listing any unsupported characteristics in an Unsupported header field.

No comments:

Post a Comment

Bottom Ad [Post Page]