Revision history - Ask Wireshark

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."

Hi Team,

I was trying to stream live pcap stream directly from Arista EOS switches on my local laptop wireshark and getting below error:

C:\Users\USER\Desktop>plink.exe -ssh -l testuser -pw Arista@1234 192.168.0.14 "tcpdump interface Ethernet52/1" | "C:\Program Files\Wireshark\Wireshark.exe" -k -i -

* (wireshark:24156) 09:38:02.720583 [Capture MESSAGE] -- Capture Start ... tcpdump: verbose output suppressed, use -v[v]... for full protocol decode listening on et52_1, link-type EN10MB (Ethernet), snapshot length 262144 bytes * (wireshark:24156) 09:38:04.301455 [Capture MESSAGE] -- Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe." ** (wireshark:24156) 09:38:11.621425 [Capture MESSAGE] -- Capture stopped. ^C^C C:\Users\USER\Desktop>

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."

Hi Team,

I was trying to stream live pcap stream directly from Arista EOS switches on my local laptop wireshark and getting below error:

C:\Users\USER\Desktop>plink.exe -ssh -l testuser -pw Arista@1234 192.168.0.14 "tcpdump interface Ethernet52/1" | "C:\Program Files\Wireshark\Wireshark.exe" -k -i -- * ** (wireshark:24156) 09:38:02.720583 [Capture MESSAGE] -- Capture Start ... tcpdump: verbose output suppressed, use -v[v]... for full protocol decode listening on et52_1, link-type EN10MB (Ethernet), snapshot length 262144 bytes * ** (wireshark:24156) 09:38:04.301455 [Capture MESSAGE] -- Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe." ** (wireshark:24156) 09:38:11.621425 [Capture MESSAGE] -- Capture stopped. ^C^C C:\Users\USER\Desktop> C:\Users\USER\Desktop>

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."

Hi Team,

I was trying to stream live pcap stream directly from Arista EOS switches on my local laptop wireshark and getting below error:

C:\Users\USER\Desktop>plink.exe -ssh -l testuser -pw Arista@1234 192.168.0.14 "tcpdump interface Ethernet52/1" | "C:\Program Files\Wireshark\Wireshark.exe" -k -i -


 ** (wireshark:24156) 09:38:02.720583 [Capture MESSAGE] -- Capture Start ...
tcpdump: verbose output suppressed, use -v[v]... for full protocol decode
listening on et52_1, link-type EN10MB (Ethernet), snapshot length 262144 bytes
 ** (wireshark:24156) 09:38:04.301455 [Capture MESSAGE] -- Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."
 ** (wireshark:24156) 09:38:11.621425 [Capture MESSAGE] -- Capture stopped.
^C^C
C:\Users\USER\Desktop>

Revision history [back]

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."

Error message from child: "File type is neither a supported pcap nor pcapng format. (magic = 0x333a3930)", "Please report this to the developers of the program writing to the pipe."