[j-nsp] L3 incompletes

Daniel Roesen dr at cluenet.de
Tue Dec 9 07:26:10 EST 2003

On Mon, Dec 08, 2003 at 06:51:34PM -0800, Paul Goyette wrote:
> L3 incomplete means that the datagram received by layer 2 does
> not have enough data to match the l3 header.
> For example, if you get a 64-byte Ethernet packet where the IP
> header says length is 200 bytes, that's L3 Incomplete.

Well, but this should only be reported IF the ethernet frame payload
actually contains an IP header. CDP/STP has no IP header, so JunOS
trying to interpret a value at a certain offset in the ethernet frame
payload as IP packet length is IMNSHO quite bogus.

Best regards,

More information about the juniper-nsp mailing list