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Wireshark základy

28. 10. 2025 1 min read intermediate

Wireshark je nejpopulárnější nástroj pro deep packet inspection.

Installation

sudo apt install wireshark brew install –cask wireshark

Display filtry

http tcp.port == 443 ip.addr == 10.0.1.50 http.response.code >= 400 !(arp || dns)

Klíčové funkce

  • Follow TCP Stream — celá konverzace
  • Statistics → Conversations — kdo s kým
  • Statistics → I/O Graph — provoz v čase

Remote capture

ssh user@server ‘sudo tcpdump -w - port 80’ | wireshark -k -i -

Wireshark pro hloubku

tcpdump na serveru, Wireshark lokálně pro analýzu.

wiresharknetworkingpacket analysis
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CORE SYSTEMS tým

Stavíme core systémy a AI agenty, které drží provoz. 15 let zkušeností s enterprise IT.