Cocoa Packet Analyzer

Cocoa Packet Analyzer is a native Mac OS X implementation of a network protocol analyzer and packet sniffer. CPA supports the industry-standard PCAP packet capture format for reading, capturing and writing packet trace files.

Features:

• Basic packet capturing (libPCAP/ tcpdump filter expressions can be used).
• Analyze and display packet trace files.
• Supports PCAP packet capture format.
• Quicklook plugin included - its basic but at least you can get an overview over packet trace files in finder.

Supported Types and Protocols:

• Ethertype ARP
• Ethertype IP (v4/ v6)
• Ethertype PPP
• Ethertype PPPoED/S
• Ethertype 802.1Q VLAN
• Linktype Loopback
• Linktype PPP

• IP-Protocol IP
• IP-Protocol TCP
• IP-Protocol UDP
• IP-Protocol ICMP
• IP-Protocol IGMP
• IP-Protocol L2TP

• PPPoE Discovery and Sessionstages
• PPP-Protocols: IP, LCP, IPCP, CCP, PAP, CHAP
• L2TP-Protocol (port based detection)
• RADIUS-Protocol (port based detection)
• SIP-Protocol (third party analyzer plugin)

What is new in this release:

• fixed HelpViewer files.

What is new in version 1.30:

• Mac OS X 10.9 compatibility fixes.
• ICMPv6 Router Advertisement bug fixed.