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Deployed 100G infrastructure: border-to-core and core-to-research/HPC DMZ; border staged for future 100G ISP upgrade.

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Deployed 100G infrastructure: border-to-core and core-to-research/HPC DMZ; border staged for future 100G ISP upgrade.

←Previous: 2023 ASR border consolidation: learned IOS-XR l2transport to collapse discrete L2 breakout switch into ASR subinterfaces — eliminated dedicated switch, reduced capex, cleaned stack at LEARN provider

Next: Authored full infrastructure ACL strategy solo during Cisco platform migration: restricted external IPs from management plane ports on all routed interfaces; philosophy: defer inline policy enforcemen→

Read more: Deployed 100G infrastructure: border-to-core and core-to-research/HPC DMZ; border staged for future 100G ISP upgrade.