著者: Zbigniew Szalbot 日付: To: exim-users 題目: Re: [exim] smtp timeouts / what to look for
Hi there,
2008/3/14, Phil Pennock <exim-users@???>: > On 2008-03-14 at 10:44 +0100, Renaud Allard wrote:
>
> > Zbigniew Szalbot wrote:
> > > 9 pos0-0-2-0.daltr1.Dallas.opentransit.net (193.251.241.17) 158.566
> > > ms 158.634 ms 158.842 ms
> > > 10 so-3-0-0-0.dalcr2.Dallas.opentransit.net (193.251.241.18) 157.308
> > > ms !A 157.348 ms !A 156.995 ms !A
> > >
> >
> > Is it all the input your tcptraceroute gives? I don't see any reason why
> > it stops at the 10th hop, except if you told tcptraceroute to do so. By
> > default it should use 30 hops.
>
>
> The "!A" means Administrative Prohibition; more precisely, ICMP 3,
> "Destination Unreachable", Code 11, "Destination Network Unreachable for
> Type of Service".
>
> Either regular traceroute was used, or tcptraceroute on a port which
> isn't open on a firewall / border ACL / whatever.
man tcptraceroute gives me the option to specify source port / host /
destination port. Which port would you advise to use?
