Last week I posted a couple messages about having trouble with
IPNAT not sending everything out.

Dave Huang suggested I use tcpdump -ippp0 to get some info
on some packets.  I finally got another message that wouldn't
send and here is the dump. from that.

I have no idea what most of this means.

- Rog


max: {10} cat ppplog.out
22:59:41.819612 [|ip]
22:59:41.971203 [|ip]
22:59:44.690681 max.badger1.net.2059 > ftp.netbsd.org.ftp: R
3019700860:3019700878(18) ack 2680547309 win 17520 (DF)
22:59:46.061128 max.badger1.net.2062 > mail.badger1.net.smtp: S
3032180736:3032180736(0) win 16616 <mss 1460,wscale 0,eol> (DF)
22:59:46.220312 mail.badger1.net.smtp > max.badger1.net.2062: S
3790491436:3790491436(0) ack 3032180737 win 32736 <mss 1460>
22:59:46.286381 max.badger1.net.2062 > mail.badger1.net.smtp: . ack 1 win
17520 (DF)
22:59:46.519422 mail.badger1.net.23725 > max.badger1.net.auth: S
2828125978:2828125978(0) win 512 <mss 1460>
22:59:46.536080 max.badger1.net.auth > mail.badger1.net.23725: R 0:0(0) ack
2828125979 win 0
22:59:46.720305 mail.badger1.net.smtp > max.badger1.net.2062: P 1:83(82)
ack 1 win 32736 (DF)
22:59:46.740337 max.badger1.net.2062 > mail.badger1.net.smtp: P 1:21(20)
ack 83 win 17520 (DF)
22:59:46.836072 [|ip]
22:59:46.903308 mail.badger1.net.smtp > max.badger1.net.2062: P 83:258(175)
ack 21 win 32736 (DF)
22:59:46.942497 max.badger1.net.2062 > mail.badger1.net.smtp: P 21:27(6)
ack 258 win 17520 (DF)
22:59:46.942854 [|ip]
22:59:47.069517 mail.badger1.net.smtp > max.badger1.net.2062: P 258:275(17)
ack 27 win 32736 (DF)
22:59:47.088326 max.badger1.net.2062 > mail.badger1.net.smtp: P 27:58(31)
ack 275 win 17520 (DF)
22:59:47.236046 mail.badger1.net.smtp > max.badger1.net.2062: . ack 58 win
32736 (DF)
22:59:47.253513 mail.badger1.net.smtp > max.badger1.net.2062: P 275:313(38)
ack 58 win 32736 (DF)
22:59:47.272653 max.badger1.net.2062 > mail.badger1.net.smtp: P 58:90(32)
ack 313 win 17520 (DF)
22:59:47.436020 mail.badger1.net.smtp > max.badger1.net.2062: P 313:357(44)
ack 90 win 32736 (DF)
22:59:47.438281 max.badger1.net.2062 > mail.badger1.net.smtp: P 90:123(33)
ack 357 win 17520 (DF)
22:59:47.586379 mail.badger1.net.smtp > max.badger1.net.2062: P 357:402(45)
ack 123 win 32736 (DF)
22:59:47.604414 max.badger1.net.2062 > mail.badger1.net.smtp: P 123:162(39)
ack 402 win 17520 (DF)
22:59:47.769557 mail.badger1.net.smtp > max.badger1.net.2062: P 402:453(51)
ack 162 win 32736 (DF)
22:59:47.772095 max.badger1.net.2062 > mail.badger1.net.smtp: P 162:197(35)
ack 453 win 17520 (DF)
22:59:47.936038 mail.badger1.net.smtp > max.badger1.net.2062: P 453:500(47)
ack 197 win 32736 (DF)
22:59:47.938110 max.badger1.net.2062 > mail.badger1.net.smtp: P 197:230(33)
ack 500 win 17520 (DF)
22:59:48.086350 mail.badger1.net.smtp > max.badger1.net.2062: P 500:545(45)
ack 230 win 32736 (DF)
22:59:48.104327 max.badger1.net.2062 > mail.badger1.net.smtp: P 230:261(31)
ack 545 win 17520 (DF)
22:59:48.253032 mail.badger1.net.smtp > max.badger1.net.2062: P 545:588(43)
ack 261 win 32736 (DF)
22:59:48.271037 max.badger1.net.2062 > mail.badger1.net.smtp: P 261:292(31)
ack 588 win 17520 (DF)
22:59:48.419654 mail.badger1.net.smtp > max.badger1.net.2062: P 588:631(43)
ack 292 win 32736 (DF)
22:59:48.438705 max.badger1.net.2062 > mail.badger1.net.smtp: P 292:298(6)
ack 631 win 17520 (DF)
22:59:48.586151 mail.badger1.net.smtp > max.badger1.net.2062: P 631:681(50)
ack 298 win 32736 (DF)
22:59:48.604011 max.badger1.net.2062 > mail.badger1.net.smtp: P 298:332(34)
ack 681 win 17520 (DF)
22:59:48.609363 max.badger1.net.2062 > mail.badger1.net.smtp: .
332:610(278) ack 681 win 17520 (DF)
22:59:48.611914 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611915 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611916 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611917 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611918 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611919 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611920 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.611921 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:48.736009 mail.badger1.net.smtp > max.badger1.net.2062: . ack 332 win
32736 (DF)
22:59:49.052641 mail.badger1.net.smtp > max.badger1.net.2062: . ack 610 win
32736 (DF)
22:59:49.393533 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:51.009433 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:51.852540 [|ip]
22:59:51.969226 [|ip]
22:59:53.174619 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:54.169061 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
22:59:56.869009 [|ip]
22:59:56.985669 [|ip]
23:00:00.772648 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
23:00:01.885529 [|ip]
23:00:01.945047 [|ip]
23:00:06.901951 [|ip]
23:00:07.018601 [|ip]
23:00:11.918440 [|ip]
23:00:12.035074 [|ip]
23:00:13.469757 max > max.badger1.net: icmp: mail.badger1.net unreachable -
need to frag (mtu 552) (DF)
23:00:16.934900 [|ip]
23:00:17.051517 [|ip]
23:00:21.937270 [|ip]
23:00:22.101165 [|ip]
23:00:26.951149 [|ip]
23:00:27.084446 [|ip]
max: {11}