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10Gb/s Ethernet: switching to a Broadcom SFP+ module

5 hours ago
  • #Network Cooling
  • #SFP+ Modules
  • #10Gb/s Ethernet
  • Upgraded home LAN to 10Gb/s using 10GBASE-T due to CAT-6 cabling, requiring SFP+ modules in router and switch.
  • Original Marvell-based MikroTik S+RJ10 module overheated, reaching 93°C, causing thermal flapping and network instability.
  • Switched to a Broadcom-based 10Gtek ASF-10G-T80-INT module, which runs cooler and resolved overheating issues.
  • New module impersonates an Intel fiber-optic module in switch readings, complicating temperature monitoring via SNMP.
  • After installation, network stability improved, and switch CPU temperature dropped by about 5°C, indicating reduced heat output.