Wireshark Guide#

This section provides packet analysis references and troubleshooting examples.

Topics#

• Display filters
• Capture filters
• TCP analysis
• DNS analysis
• TLS handshake analysis
• MTU troubleshooting
• Retransmission analysis
• Duplicate ACK analysis
• Zero window analysis

Example Filters#

tcp
udp
dns
icmp
tcp.analysis.retransmission
tcp.analysis.duplicate_ack
tcp.window_size == 0