[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: 19990719: feed sites
- Subject: Re: 19990719: feed sites
- Date: Wed, 21 Jul 1999 10:21:45 -0600 (MDT)
Chris,
Could you put an allow UNIDATA|FSL2 in the ldmd.conf file for the
University of Puerto Rico . If you inspect the following information it
appears that their usual connection sequence in no longer reliable. If
this ends up being a burden on your network or machine we can look for an
alternative.
Thanks Robb...
machine: rmocfis.upr.clu.edu
On Tue, 20 Jul 1999, McIDAS wrote:
> Here's the Ping information for twister.millersv.edu from IRIX 6.4:
> ------------------------------------------------------------------------
> PING twister.millersv.edu (166.66.34.16): 56 data bytes
> 36 bytes from mae-east.voicenet.net (192.41.177.97): Communication
> prohibited for icmp_seq=6
> 36 bytes from mae-east.voicenet.net (192.41.177.97): Communication
> prohibited for icmp_seq=12
> 36 bytes from mae-east.voicenet.net (192.41.177.97): Communication
> prohibited for icmp_seq=26
> 36 bytes from mae-east.voicenet.net (192.41.177.97): Communication
> prohibited for icmp_seq=29
>
> ----twister.millersv.edu PING Statistics----
> 68 packets transmitted, 0 packets received, 100% packet loss
> ------------------------------------------------------------------------
> The site was pinged for about 20 seconds, and as you can see none of the
> packets arrived. This is what the trace looks like:
>
> ------------------------------------------------------------------------
> Tracing route to twister.millersv.edu [166.66.34.16]
> over a maximum of 30 hops:
>
> 1 2 ms 2 ms 2 ms 136.145.164.1
> 2 827 ms 794 ms * 136.145.201.1
> 3 898 ms 856 ms 835 ms PRDVnetT3.CLU.EDU [136.145.1.25]
> 4 853 ms 912 ms * 208.234.33.49
> 5 839 ms 905 ms 948 ms 63.69.203.1
> 6 839 ms 847 ms * Serial2-1-0.GW2.MIA1.ALTER.NET
> [157.130.70.141]
> 7 913 ms 812 ms 874 ms 117.ATM3-0.XR1.ATL1.ALTER.NET
> [146.188.232.234]
> 8 926 ms 891 ms * 195.ATM8-0-0.BR1.ATL1.ALTER.NET
> [146.188.232.49]
> 9 923 ms * * core3-hssi3-0.Atlanta.cw.net
> [206.157.77.113]
> //Apparently this backbone
> 10 * * * Request timed out.
> 11 * 1022 ms 810 ms mae-east3-nap.Washington.cw.net
> [204.70.1.22]
> //has problems
> 12 * * * Request timed out.
> 13 mae-east.voicenet.net [192.41.177.97] reports: Destination net
> unreachable.
>
> Trace complete.
> ------------------------------------------------------------------------
> This problem has persisted for several days.
> Pinging our now primary server returns all packets, as you also see in
> its trace:
> ------------------------------------------------------------------------
>
> Tracing route to aqua.atmos.uah.edu [198.116.60.19]
> over a maximum of 30 hops:
>
> 1 3 ms 2 ms 2 ms 136.145.164.1
> 2 828 ms 796 ms * 136.145.201.1
> 3 736 ms 928 ms 789 ms PRDVnetT3.CLU.EDU [136.145.1.25]
> 4 749 ms 863 ms 718 ms 208.234.33.49
> 5 811 ms 879 ms 805 ms 63.69.203.1
> 6 940 ms * 789 ms Serial2-1-0.GW2.MIA1.ALTER.NET
> [157.130.70.141]
> 7 790 ms 842 ms 1035 ms 117.ATM3-0.XR1.ATL1.ALTER.NET
> [146.188.232.234]
> 8 1014 ms 858 ms 939 ms 195.ATM3-0.TR1.ATL1.ALTER.NET
> [146.188.232.86]
> 9 885 ms 690 ms 906 ms 109.ATM4-0.TR1.DCA1.ALTER.NET
> [146.188.136.14]
> 10 * 885 ms * 199.ATM6-0.XR1.TCO1.ALTER.NET
> [146.188.161.161]
> 11 * 957 ms 882 ms 193.ATM8-0-0.BR1.TCO1.ALTER.NET
> [146.188.160.65]
> 12 820 ms * * mae-east.nsn.nasa.gov [192.41.177.125]
> 13 1110 ms 1091 ms * 128.161.10.18
> 14 * 1024 ms 948 ms 192.149.89.22
> 15 1016 ms * 928 ms 192.149.89.90
> 16 1144 ms 979 ms * aqua.atmos.uah.edu [198.116.60.19]
> 17 982 ms 976 ms 1088 ms aqua.atmos.uah.edu [198.116.60.19]
>
> Trace complete.
> ------------------------------------------------------------------------
> Tracing the third server, sapodilla.rsmas.miami.edu, works perfectly
> fine:
>
> ------------------------------------------------------------------------
> Tracing route to sapodilla.rsmas.miami.edu [129.171.98.131]
> over a maximum of 30 hops:
>
> 1 3 ms 2 ms 2 ms 136.145.164.1
> 2 838 ms 900 ms * 136.145.201.1
> 3 * 784 ms 844 ms PRDVnetT3.CLU.EDU [136.145.1.25]
> 4 912 ms 919 ms 856 ms 208.234.33.49
> 5 829 ms 844 ms 802 ms 63.69.203.1
> 6 827 ms 956 ms 854 ms Serial2-1-0.GW2.MIA1.ALTER.NET
> [157.130.70.141]
> 7 790 ms 945 ms 782 ms 117.ATM2-0.XR2.ATL1.ALTER.NET
> [146.188.232.230]
> 8 839 ms 1024 ms 933 ms 194.ATM11-0-0.GW1.MIA1.ALTER.NET
> [146.188.232.133]
> 9 869 ms 937 ms 950 ms bs-miai-gw.customer.ALTER.NET
> [157.130.69.102]
> 10 764 ms 682 ms 854 ms 205.152.16.196
> 11 840 ms * * 172.25.83.66
> 12 737 ms 1019 ms * 216.79.12.34
> 13 712 ms 807 ms 967 ms cen7513.ir.miami.edu [129.171.32.4]
> 14 864 ms 935 ms * centrex-rsmas-ds1.tel.miami.edu
> [129.171.160.3]
> 15 923 ms 1020 ms * sapodilla.rsmas.miami.edu
> [129.171.98.131]
> 16 961 ms 971 ms 891 ms sapodilla.rsmas.miami.edu
> [129.171.98.131]
>
> Trace complete.
> ------------------------------------------------------------------------
>
> You were right, it is the backbone that seems to be down or not working
> properly. We could use another server should the remaining one remain
> uncommunicated.
>
> Thanks,
>
> Karli Lopez
>
>
> Robb Kambic wrote:
> >
> > Karli,
> >
> > I don't think your feeder sites are down, it's the connection to them that
> > is broken. I would suggest doing a traceroute to the sites and then send
> > the results back to me when you can't connect. Also you should try to a
> > traceroute to sapodilla.rsmas.miami.edu, let's see what that looks like.
> >
> > Robb...
> >
> > >
> >
> > ===============================================================================
> > Robb Kambic Unidata Program Center
> > Software Engineer III Univ. Corp for Atmospheric
> > Research
> > address@hidden WWW: http://www.unidata.ucar.edu/
> > ===============================================================================
>
> --
>
> ====================================================================
> Amos Winter address@hidden
> Director
> Puerto Rico Climatology Center
> P.O. Box 9013
> Department of Marine Sciences phone: (787) 265-5416
> University of Puerto Rico - Mayaguez fax: (787) 265-2195
> Mayaguez, PR 00681-9013
>
===============================================================================
Robb Kambic Unidata Program Center
Software Engineer III Univ. Corp for Atmospheric Research
address@hidden WWW: http://www.unidata.ucar.edu/
===============================================================================