ping question

[ann kok]

Hi all

Thank you very much for your help

The freebsd router is behind the cisco router.

Do you have any experience to determine the traffic is
in freebsd and cisco from outside?

Can traceroute give figure to prove it?

Please help

Thank you again

--- "Loren M. Lang" <lorenl at alzatex.com> wrote:

> On Sat, Feb 12, 2005 at 08:50:32AM -0800, ann kok
> wrote:
> > Hi all
> > 
> > I ping from redhat to cisco router and freebsd
> router
> > but I don't understand ttl (time to live)
> > 
> > Cisco router has ttl=251 and freebsd router has 58
> > Does it set by the router itself?
> > Can I change it in freebsd?
> 
> FreeBSD's default ttl, I believe, is 64, Cisco's is
> probably 255.  As
> long as the number of hops neccessary to get to a
> certain computer is
> never more than 64, there's nothing wrong with it. 
> The highest I've
> seen is about 30 and the Internet is going to have
> to grow a bit, I
> think, before it's an issue.
> 
> > 
> > Thank you
> > 
> > 64 bytes from 212.223.x.193: icmp_seq=1151 ttl=251
> > time=100 ms
> > 64 bytes from 212.223.x.193: icmp_seq=1152 ttl=251
> > time=103 ms
> > 64 bytes from 212.223.x.193: icmp_seq=1153 ttl=251
> > time=104 ms
> > 64 bytes from 212.223.x.193: icmp_seq=1154 ttl=251
> > time=106 ms
> > 
> > 64 bytes from 212.x.254.4: icmp_seq=1182 ttl=58
> > time=105 ms
> > 64 bytes from 212.x.254.4: icmp_seq=1183 ttl=58
> > time=105 ms
> > 64 bytes from 212.x.254.4: icmp_seq=1184 ttl=58
> > time=104 ms
> > 64 bytes from 212.x.254.4: icmp_seq=1185 ttl=58
> > time=108 ms
> > 
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