QYTANG EVOLUTION
Explore complete public sessions by year and follow how technology evolves.
This episode explores stable loopback identities in routing, VPNs, NAT, self-traffic monitoring, and virtual-machine bridging, using practical design…
This episode automates Cisco FMC through REST authentication, object and policy queries, pagination, JSON processing, and API Explorer workflows. …
This episode requests and deploys a free SSL certificate, covering domain validation, private keys, chains of trust, HTTPS configuration, redirects, …
This episode compares local SPAN, RSPAN, and GRE-based ERSPAN, covering sources, destinations, direction, encapsulation, packet validation, and desig…
This episode explains Cisco pxGrid session, identity, device, and security-context sharing through node registration, certificates, topic subscriptio…
This episode initializes Cisco Firepower Device Manager and configures interfaces, routing, objects, access control, NAT, deployment, and traffic val…
This episode interprets Cisco security-report findings on privacy, threats, attacks, and defense trends and applies them to enterprise architecture a…
This episode uses Cisco ISE APIs and Syslog for identities, endpoints, policies, events, authentication, parsing, and automated security integration.…
This episode runs Python in the IOS XE Guest Shell, uses CLI modules, and triggers event-driven automation with EEM, covering environment, permission…
This episode introduces Cisco C9800 IOS XE wireless architecture, deployment, initialization, policy tags, AAA, 802.1X WLANs, and client validation. …
This episode builds an evidence-based routing troubleshooting method using ICMP, TCP resets, asymmetric reachability, route lookups, logging, and deb…
This episode explains Cisco IBNS 2.0 policy maps, events, classes, service templates, migration from legacy 802.1X, authentication, authorization, an…
This episode compares routed, VLAN, and port ACLs on switches, covering placement, direction, matching, hardware forwarding, and traffic-path validat…
This episode reviews Cisco 2020 trends in automation, AI assurance, multicloud, wireless access, and security roles, connecting them to architecture …
This episode explains Manufacturer Usage Description files, controller enforcement, communication intent, and access policies for reducing IoT attack…
