[HECnet] Connections?

[Johnny Billquist]

On 2018-05-05 12:11, dwe-6006 at philtest.org wrote:
> OP here, if both the host and the SIMH guest are listening for SSH traffic on the same interface / IP address then only one of them is going to make the connection. Since the SIMH guest is the last to register, it gets the traffic.

If you have two different machines (even if one of them is a virtual 
machine hosted on the other) using the same IP address, then you are 
doing something seriously wrong. *DO NOT DO THAT*
Every machine should have a unique IP address.

   Johnny

> 
> Dave
> 
> -----Original Message-----
> From: owner-hecnet at Update.UU.SE [mailto:owner-hecnet at Update.UU.SE] On Behalf Of Johnny Billquist
> Sent: Saturday, May 5, 2018 3:27 AM
> To: hecnet at Update.UU.SE
> Subject: Re: [HECnet] Connections?
> 
> On 2018-05-05 03:39, Robert Armstrong wrote:
>>> since once Multinet grabs the interface, I can’t get to the underlying
>> host.
>>
>>     Actually I think it’s a limitation in simh and the pcap library –
>> the simh guest OS can’t talk to the host OS on the same interface.
>> You can work around the problem with a TAP device.  Check the archives
>> for the simh mailing list – it’s been discussed many times before.
> 
> No. That is not correct. I run simh myself on a machine where I have both the native host and simh talking on the same ethernet. And they are both reachable by other hosts.
> The OP must be doing something else funny.
> 
>     Johnny
> 


-- 
Johnny Billquist                  || "I'm on a bus
                                   ||  on a psychedelic trip
email: bqt at softjar.se             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol