Here’s some mailing lists I find useful, broken out by topic:
Brocade/Foundry – mostly discussion of functionality, problems, etc. specific to Brocade and Foundry network hardware:
- Foundry NSP – http://puck.nether.net/mailman/listinfo/foundry-nsp
Cisco – similar to the above, specific to Cisco:
Network/Internet/Outages:
- “Outages” – https://puck.nether.net/mailman/listinfo/outages
Security:
- Full Disclosure – http://lists.grok.org.uk/full-disclosure-charter.html