Tutorials
CS 1.6 server setup, fixes, plugin development, and administration guides.
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#a2s
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Why a running CS 1.6 server returns no answer to A2S_INFO — firewall, binding, port and query-challenge causes — and how to confirm each one.
Errors Daemon666 8 min read1,302 views -
Why A2S_INFO query floods knock a CS 1.6 server offline, how to spot them with tcpdump, and how to rate-limit connectionless queries on UDP 27015 with iptables.
Security Daemon666 8 min read1,181 views
