[Simh] Unable to telnet to other hosts

priya chincholikar priyachinc at gmail.com
Thu Nov 7 07:48:10 EST 2013


Hi,
How do I make this work ?

*$ tcpip*
TCPIP> sh host
%TCPIP-E-HOSTERROR, cannot process host request
-TCPIP-E-NOFILE, cannot access TCPIP$HOST database file
-RMS-E-FNF, file not found
%TCPIP-E-HOSTERROR, cannot process host request
-TCPIP-E-NOFILE, cannot access !AS database file

-Priya



On Thu, Nov 7, 2013 at 5:35 PM, priya chincholikar <priyachinc at gmail.com>wrote:

> Hi,
>
> I'm having a weird problem now.
> I'm able to ping but cannot use telnet. I have a feeling I did something
> wrong during tcpip configuration.
>
> *$ telnet 192.168.0.37*
> %TELNET-E-IVHOST, Invalid or unknown host 192.168.0.37
> -TCPIP-E-NO_RECOVERY, unexpected name server failure
> *ford/system$ tcpip*
> TCPIP> ping 192.168.0.37
> PING 192.168.0.37 (192.168.0.37): 56 data bytes
> 64 bytes from 192.168.0.37: icmp_seq=0 ttl=64 time=0 ms
> 64 bytes from 192.168.0.37: icmp_seq=1 ttl=64 time=0 ms
> 64 bytes from 192.168.0.37: icmp_seq=2 ttl=64 time=0 ms
> 64 bytes from 192.168.0.37: icmp_seq=3 ttl=64 time=0 ms
>
>
> ----192.168.0.37 PING Statistics----
> 4 packets transmitted, 4 packets received, 0% packet loss
> round-trip (ms)  min/avg/max = 0/0/0 ms
> TCPIP>
> TCPIP> exit
>
> - Priya
>
>
> On Tue, Nov 5, 2013 at 10:20 PM, Mark Pizzolato - Info Comm <
> Mark at infocomm.com> wrote:
>
>> Hi Chris,
>>
>>
>>
>> On Priya’s system either eth0 or em1 would produce the same results.  The
>> simh Ethernet generic naming paradigm makes this true.
>>
>>
>>
>> Priya’s first problem is that he can’t ping.  I’ll step back once packets
>> are moving on the wire.  Once he can ping, your ideas may be relevant.
>>
>>
>>
>> -          Mark
>>
>>
>>
>> *From:* simh-bounces at trailing-edge.com [mailto:
>> simh-bounces at trailing-edge.com] *On Behalf Of *Christopher Myers
>> *Sent:* Tuesday, November 05, 2013 7:55 AM
>> *To:* priya chincholikar
>> *Cc:* simh at trailing-edge.com
>>
>> *Subject:* Re: [Simh] Unable to telnet to other hosts
>>
>>
>>
>> Hey,
>>
>>
>>
>> I think you're attaching the wrong Ethernet interface.
>>
>>
>>
>> You've got it set to 'em1' when
>> http://www.wherry.com/gadgets/retrocomputing/vax-simh.html has it set to
>> 'eth0.'  Not sure if this is what the problem is, just something I noticed.
>>
>>
>>
>>
>>
>> Also, just a heads up. I've had a somewhat similar problem on VAXStation
>> 3100 running OpenVMS 7.3.
>>
>>
>>
>> I couldn't TELNET to hosts, but could ping them and the error I would get
>> is the same.
>>
>>
>>
>> -TCPIP-E-NO_RECOVERY, unexpected name server failure
>>
>>
>>
>> When I was trying to figure this out, I discovered that OpenVMS
>> apparently wants a name attached to that host. So you need to give 192.168.0.37
>> a text name like "MYHOST" and then you'll be able to telnet with that name
>> and (oddly) the IP address.
>>
>>
>>
>> What you need to do is go into the tcpip configuration program.
>>
>>
>>
>> $ TCPIP
>>
>>
>>
>> TCPIP> SET HOST MYHOST /ADDRESS=192.168.0.37
>>
>>
>>
>> TCPIP> SHOW HOST
>>
>>
>>
>> This is how I fixed my little problem on real equipment. I had a working
>> ping to a host, but no ability to TELNET.
>>
>
>
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