.25/blog/2021/discovery-selectors/ data-years=2021><div class=post-date><p>Apr 30, 2021</p></div><div><h4 class=post-title>Use discovery selectors to configure namespaces for your Istio service mesh</h4><p class=post-summary>Learn how to use discovery selectors and how they intersect with Sidecar resources.</p><p class=post-author>By Lin Sun - Solo.io, Christian Posta - Solo.io, Harvey Xia - Solo.io</p></div></a><a class="post-card tf-filter-item" href=/v1.25/blog/2021/upcoming-networking-changes/ data-year