[Info-vax] Enabling network in the "student" kit...

Jan-Erik Söderholm jan-erik.soderholm at telia.com
Sat Jul 13 04:09:05 EDT 2019


Den 2019-07-12 kl. 22:45, skrev Hans Bachner:
> Jan-Erik,
> 
> Jan-Erik Söderholm schrieb am 11.07.2019 um 17:14:
>> [snip]
>> OK, installing the 3.0.0.620 kit and then reinstalling the VSI kit
>> got the device to show up in the config tool. Just clicked "OK" both
>> times to remove the other one. The device I selected in the config
>> tool is called "WiFi", same name as ipconfig reports. The laptop
>> is not wired.
>>
>> Then I had to switch EWA0_MODE to FastFD (was some single duplex mode)
>> and then the VMS environment is visible with PING at least. Both from
>> the local Win10 laptop and from another laptop on the same subnet.
> 
> In my case it was set to "Twisted-Pair", which is half duplex. Didn't 
> matter, worked fine this way. OpenVMS reported during the boot
>> %EWA0, Twisted-Pair mode set by console
>> %EWA0, Link state: UP
> 
>> Then tried with SSH, Telnet and FTP but got could not connect, was
>> disconnected with some "connection refused" message. Not sure where
>> that message originated, nothing is logged on the VMS environment.
>> Tried both from the local Win10 system and a remote Win10 system.
>>
>> I have closed down the local Win10 firewall but that didn't help.
>>
>> Aything else that have to be done to get the network traffic through?
>> Is there any issues to share the same WiFi connection in this way
>> between the local Win10 system and the VMS environment?
> 
> Apparently, it is a problem to share the network connection with Windows.
> 
> My test node (Windwos Server 2016) is running as a VM, so I configured an 
> extra NIC for FreeAXP in the first place.
> 
> Out of curiosity, I reconfigured the FreeAXP machine to share the NIC with 
> Windows.
> 
> Apparently, no outgoing traffic was possible. The VMS instance did not get 
> an IP address via DHCP. LATCP was able to see the other LAT services on the 
> network, but SET HOST /LAT to one of them timed out. The other VMS nodes 
> could not see the STUDNT LAT service.
> 
> I then switched back to the other NIC, restarted FreeAXP and the network 
> was working fine again.
> 
>> Does this has anything to do with those special drivers that also
>> was discussed here a bit earlier?
> 
> After a bit of investigation I think the solution is RTFM :-)
> 
> The Avanti User Guide at 
> <http://www.migrationspecialties.com/pdf/VirtualAlpha_UserGuide.pdf> 
> dedicates section 10.4 to "NETWORKING AVANTI ON A SYSTEM WITH A SINGLE 
> NIC". It explains that you need to install a TAP network device (e.g. with 
> the OpenVPN kit) and bridge that with the NIC Windows is using.
> 
> Have fun,
> Hans.

Thanks everyone. Yes, it is probably something with sharing of the NIC.
There was also seems to be some extra issues if the shared NIC is an
Wifi NIC, as I understand. I'll look some more into it.

Now, my guess is that probably 9 out of 10 testing this kit will do
so on a standard Windows laptop. And in most cases using Wifi. So
the instructions should take that into account, IMHO...






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