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Re: [vox-tech] I'm also having ntp problems :-(
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Re: [vox-tech] I'm also having ntp problems :-(



On Wednesday 24 April 2002 11:31 pm, msimons@moria.simons-clan.com wrote:
> my bad, I kinda expect a verbose tcpdump...
>   tcpdump -tteni eth0
> -tt switches to a better time format,
> -e shows ethernet mac address info
> -n doesn't do name/server lookups so it's harder to hide errors.
> -i eth0 : you know this
>
>   I would like a trace of the same even from both hosts bob and nat...
> since tcpdump's view of events is sometimes faked out by firewall
> rules on the machine running the dump (things it sees don't really
> happen on the wire).

[root@bob root]# tcpdump -ttne
tcpdump: listening on eth0
1019784403.866888 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784403.867759 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784404.866821 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784404.867643 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784405.866835 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784405.867660 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784406.866822 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784406.867643 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]

[root@nat root]# tcpdump -ttne
tcpdump: listening on eth0
1019784406.612164 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784406.612481 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784407.611976 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784407.612251 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784408.611880 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784408.612151 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]
1019784409.611749 0:c0:f0:70:5:3d 0:40:5:74:4e:46 0800 90: 192.168.0.10.123 > 192.168.0.1.123:  v4 client strat 0 poll 4 prec -6 (DF)
1019784409.612021 0:40:5:74:4e:46 0:c0:f0:70:5:3d 0800 118: 192.168.0.1 > 192.168.0.10: icmp: 192.168.0.1 udp port 123 unreachable [tos 0xc0]

in playing with things some more, I can't get nat to connect to ANY services on bob.......
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