Well its most definitely not in my /24 My home IP is 203.97.119.201 so anything outside of 203.97.119 should be charged. Looks like their upstream router allows layer2 (arp etc) through without charging, and probably broadcast layer 3 (dhcp/bootp)
Interestingly, there are dhcp answers being handed out on the cable, by 172.20.18.55 -----Original Message----- From: Volker Kuhlmann [mailto:[EMAIL PROTECTED] Sent: Wednesday, 24 May 2006 9:57 p.m. To: [email protected] Subject: Re: Telstra cable usage downloader > This traffic is not accounted for as part of your traffic cap. My guess is that traffic from the same subnet as your own is not being charged, as otherwise the pile of redmond-technology-originating tcp and udp crap would certainly be chargable if it came from, say, Australia.
# tcpdump -i fxp1 host not criggie.dyndns.org tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on fxp1, link-type EN10MB (Ethernet), capture size 96 bytes 08:53:12.775944 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.776864 arp who-has 203-97-119-1.cable.telstraclear.net (00:90:1a:a0:04:c7 (oui Unknown)) tell 203-97-119-41.cable.telstraclear.net 08:53:12.783112 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.789271 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.795634 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.796951 arp who-has 203-79-75-31.paradise.net.nz tell fe7-4-515-13.bertha.paradise.net.nz 08:53:12.798578 arp who-has 203-97-113-1.cable.telstraclear.net (00:90:1a:a0:04:c7 (oui Unknown)) tell 203-97-113-105.cable.telstraclear.net 08:53:12.799196 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROA DCAST 08:53:12.803649 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.808771 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.814765 arp who-has 203-97-114-1.cable.telstraclear.net (00:90:1a:a0:04:c7 (oui Unknown)) tell 203-97-114-212.cable.telstraclear.net 08:53:12.817292 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.817620 arp who-has 202-0-37-5.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.817963 arp who-has 202-0-37-7.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.820905 arp who-has 202-0-37-11.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.821249 arp who-has 202-0-37-21.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.821593 arp who-has 202-0-37-29.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.821912 arp who-has 202-0-37-33.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.822229 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.824033 arp who-has 202-0-37-40.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.824375 arp who-has 202-0-37-42.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.824719 arp who-has 202-0-37-43.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.826549 arp who-has 202-0-37-46.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.827296 arp who-has 202-0-37-47.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.827636 arp who-has 202-0-37-48.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.829155 arp who-has 202-0-37-49.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.829495 arp who-has 202-0-37-52.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.830192 arp who-has 0.0.0.0 tell 203-97-126-158.cable.telstraclear.net 08:53:12.830532 arp who-has 202-0-37-53.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.830983 arp who-has fe7-4-515-2.bertha.paradise.net.nz (00:90:1a:a0:04:c7 (oui Unknown)) tell 203-79-122-38.cable.paradise.net.nz 08:53:12.831300 arp who-has 202-0-37-56.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.832376 arp who-has 202-0-37-74.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.833266 arp who-has 202-0-37-96.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.834077 arp who-has 202-0-37-119.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz 08:53:12.835512 arp who-has 202-0-37-136.cable.paradise.net.nz tell fe7-4-515-1.bertha.paradise.net.nz ..............
# tcpdump -i fxp1 host not criggie.dyndns.org and not arp tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on fxp1, link-type EN10MB (Ethernet), capture size 96 bytes 08:56:48.061882 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:48.326659 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:48.446499 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:48.836567 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:49.221878 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:49.588595 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:49.656237 IP 203-97-127-71.cable.telstraclear.net.netbios-dgm > 203-97-127-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:56:51.025610 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:51.694829 IP 203-97-117-27.cable.telstraclear.net.netbios-dgm > 203-97-117-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:56:51.695201 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:52.084871 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:52.447704 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:53.194460 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:54.662289 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:54.840087 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:55.948388 IP 203-97-117-27.cable.telstraclear.net.netbios-dgm > 203-97-117-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:56:55.948808 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:56.089420 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:56.334361 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:56.444905 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:56:56.697909 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:57.447438 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:56:58.435994 IP 203-97-115-70.cable.telstraclear.net.netbios-dgm > 203-97-115-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:56:59.491158 IP 203-97-119-112.cable.telstraclear.net.netbios-dgm > 203-97-119-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:56:59.866237 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:00.195470 IP 203-97-117-27.cable.telstraclear.net.netbios-dgm > 203-97-117-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:57:00.195875 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:00.944216 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:00.948452 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:01.036524 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:01.694739 IP 203-97-117-27.cable.telstraclear.net.netbios-ns > 203-97-117-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:02.053045 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:02.101215 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:02.443815 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:02.451153 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:03.187392 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:03.193656 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:03.937103 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:03.943534 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:04.447712 IP 203-97-117-27.cable.telstraclear.net.netbios-dgm > 203-97-117-255.cable.telstraclear.net.netbios-dgm: NBT UDP PACKET(138) 08:57:04.688233 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST 08:57:05.038769 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:05.232566 IP 172.20.18.55.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length: 304 08:57:05.437743 IP 203-97-127-71.cable.telstraclear.net.netbios-ns > 203-97-127-255.cable.telstraclear.net.netbios-ns: NBT UDP PACKET(137): QUERY; REQUEST; BROADCAST ^C 44 packets captured 2890 packets received by filter 0 packets dropped by kernel #
