A10 ACOS case studies
A10 ACOS · Put your knowledge to work in context.
A10 ACOS - the Advanced Core Operating System - is the software platform that A10 Networks lists among the core advantages of its product line, and it is the environment an administrator actually works in when configuring Thunder ADC application delivery controllers for load balancing, TLS offload, and high availability. The ACOS exam credential is aimed at network and security engineers, ADC administrators, and pre-sales or support staff who deploy and operate A10 infrastructure and who need to show they can build and troubleshoot a working configuration rather than recite menu paths. The A10 ACOS case studies are 5 cases and about 3,917 words.
1Commissioning a New ACOS Appliance Through a Single Console Window
You are commissioning a new ACOS appliance that will front three public web services. The out-of-band management network is 10.20.5.0/24 with gateway 10.20.5.1; the appliance shipped with 172.31.31.31/24 on its management interface and factory credentials.
573 words, about 3 min2Four Unequal Backends, Sticky Carts and Three NAT Gateways
An order-entry application sits behind virtual server 10.0.0.100:443 in service group sg-orders. Backends are 10.0.1.11, 10.0.1.12 and 10.0.1.14 on 16-vCPU hosts, plus 10.0.1.13 on a 4-vCPU host that also runs nightly batch jobs.
802 words, about 4 min3A Nightly Total Outage and a Monitor That Never Notices Real Failure
Service group sg-portal has six web servers bound to one health monitor, hm-http: HTTP GET /, expect status 200, interval 5 s, timeout 3 s, 3 retries. Every night between 02:00 and 02:12 all six members go down and the VIP returns 503, while the application team's own synthetic check reports success.
836 words, about 4 min4Incomplete Chain, Two Brands, One IP and a Legacy Client Fleet
Virtual server 203.0.113.10:443 terminates TLS with client-ssl template tls-portal, using a certificate object that contains only the leaf for portal.example.com plus its matching key. Backends are plain HTTP on port 8080.
840 words, about 4 min5A Failover Test That Passed Two VLANs Out of Three
An active-standby VRRP-A pair: ACOS-A is device-id 1 with priority 200, ACOS-B is device-id 2 with priority 100, both set-id 1. Floating IPs 10.0.0.5 on VLAN 100 and 10.0.1.5 on VLAN 200 work in both directions.
866 words, about 4 min