On Sun, Feb 11, 2007 at 08:20:00PM -, Keith French wrote:
> Is there any difference from a logical point of view when using a
> display filter to find packets with bad IP checksums between these two
> expressions:-
>
> ip.checksum_bad == 1
> or
> ip.checksum_good == 0
>
> As a checksum can
Hi,
Not for UDP, there the checksum can be omitted.
Thanx,
Jaap
On Sun, 11 Feb 2007, Keith French wrote:
> In the IP, TCP or UDP headers is the "Checksum" field, which has two parts to
> it. For the IP checksum this is:-
>
> Header checksum: 0xbbd5 [correct]
> [Good: True]
> [B
In the IP, TCP or UDP headers is the "Checksum" field, which has two parts to
it. For the IP checksum this is:-
Header checksum: 0xbbd5 [correct]
[Good: True]
[Bad : False]
with similar for the TCP and UDP checksums.
Is there any difference from a logical point of view when usin
I work for an Avaya and Cisco business partner certifying networks for
IP-Tel.
These companies recommend G.711 for LAN and G.729 for WAN.
The testing that I do shows that in a perfect network i.e. virtually no
losses, G.711 renders a MOS (Mean Opinion Score) of 4.4 and G.729 renders
4.1. I don