Explore a conference talk on managing cross-regional and cross-cluster microservices using Istio. Delve into UniCareer's experience as an E-Learning career development platform serving global users through multiple Kubernetes clusters on Alibaba Cloud. Learn about the implementation of a multicluster service mesh for efficient microservices management, traffic control, and secure service-to-service communication. Discover design techniques and deployment strategies for Istio service mesh in multicluster environments. Gain insights into the challenges faced and practical solutions developed based on specific requirements and platform limitations. Understand how Istio's capabilities extend beyond single-cluster applications to support various distributed service topologies.