From: Michael Wuensche (usblvnl.mycglkij@mx.dy.fi)
Date: Fri May 04 2001 - 19:28:30 EEST
Craig Small wrote:
> Could you show me (via the list so other can also see) two traces from,
> say, listen, showing the "good ax25rtd" and the "bad ax25rtd". I think
> I know what you mean, but having those traces will stop and confusion
> and us wasting time looking for the wrong type of bug.
At the beginning the arp table is empty.
Now the traces...
ax25-apps-004:
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl SABM+ [DAMA]
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl UA-
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I00+ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1034->smtp Seq x22853b4c SYN Wnd 32680 MSS 215
bay: fm DL8FBH-10 to QST ctl UI pid=CD(ARP) len 30
ARP: len 30 hwtype AX25 prot IP op REQUEST
sender IPaddr 44.130.24.127 hwaddr DL8FBH-10
target IPaddr 44.130.61.51
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl RR1-
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I01^ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1034->smtp Seq x22853b4c SYN Wnd 32680 MSS 215
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I02^ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1034->smtp Seq x22853b4c SYN Wnd 32680 MSS 215
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I03+ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1035->smtp Seq x22d51429 SYN Wnd 32680 MSS 215
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl RR4-
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl I40^ pid=CC(IP) len
60
IP: len 60 44.130.24.127->44.130.61.51 ihl 20 ttl 64 DF prot TCP
TCP: smtp->1034 Seq x9c74c90 Ack x22853b4d ACK SYN Wnd 32680 MSS 215
Connection will be established now as you can see.
Arp table got the new entry.
root@dl8fbh:~# arp
Address HWtype HWaddress Flags
Mask Iface
dj5qy.ampr.org ax25 DJ5QY-10
CM bcsf0
ax25-apps-0.0.5:
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl SABM+ [DAMA]
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl UA-
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I00^ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1032->smtp Seq x8d7d73c1 SYN Wnd 32680 MSS 215
bay: fm DL8FBH-10 to QST ctl UI pid=CD(ARP) len 30
ARP: len 30 hwtype AX25 prot IP op REQUEST
sender IPaddr 44.130.24.127 hwaddr DL8FBH-10
target IPaddr 44.130.61.51
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl RR0+ [DAMA]
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl RR1-
bay: fm DL8FBH-10 to QST ctl UI pid=CD(ARP) len 30
ARP: len 30 hwtype AX25 prot IP op REQUEST
sender IPaddr 44.130.24.127 hwaddr DL8FBH-10
target IPaddr 44.130.61.51
bay: fm DJ5QY-10 to DL8FBH-10 via DB0AJA* DB0GV* ctl I01+ pid=CC(IP)
[DAMA] len
60
IP: len 60 44.130.61.51->44.130.24.127 ihl 20 ttl 64 DF prot TCP
TCP: 1032->smtp Seq x8d7d73c1 SYN Wnd 32680 MSS 215
bay: fm DL8FBH-10 to DJ5QY-10 via DB0GV DB0AJA ctl RR2-
bay: fm DL8FBH-10 to QST ctl UI pid=CD(ARP) len 30
ARP: len 30 hwtype AX25 prot IP op REQUEST
sender IPaddr 44.130.24.127 hwaddr DL8FBH-10
target IPaddr 44.130.61.51
and so on, and so on...a never ending story.
Arp table looks like this
root@dl8fbh:~# arp
Address HWtype HWaddress Flags
Mask Iface
dj5qy.ampr.org
(incomplete) bcsf0
Mike
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This archive was generated by hypermail 2b30 : Fri May 04 2001 - 19:48:34 EEST