[Top] [All Lists]

Re: TCP/IP checksumming

Subject: Re: TCP/IP checksumming
From: Dom Sweetman <>
Date: Wed, 13 Nov 1996 10:49:08 GMT
In-reply-to: <>
References: <>

> After musing a bit over [the IP checksum code], I have com to the
> conclusion that at least [one] of the following two statements are
> true for Linux/MIPS:
>  o  Nobody uses TCP/IP.
>  o  All TCP/IP fragments are word aligned.

I suspect that, as with most flavours of unix, checksum generation is
optional.  A non-calculated checksum is set zero, and is then not
checked by the recipient.  So the third possibility is

o IP checksums are turned off

Dominic Sweetman

<Prev in Thread] Current Thread [Next in Thread>