[HECnet] Hello from New Zealand

John Yaldwyn jy at xtra.co.nz
Sat Aug 1 14:53:16 PDT 2020


On the subject of Cisco (and hijacking my own thread) ...

While I joined the HECnet with a connection via Bob Armstrong using the MultiNet software, I'm on the lookout for another connection using Cisco for some more machines.

I'm particularly interested in Cisco networking and I'd like to explore a DECnet over GRE connection implementation. 

This would also have the advantage of keeping routing through the always-on Cisco box and avoid MultiNet which would not be an option for my PDP-11/24 restoration project.

Looking at Paul's wonder map for hardware Ciscos my options might be a connection perhaps via Dave or Ian McLaughlin?

John ZL4JY


> On 2/08/2020, at 05:27, Dave McGuire <mcguire at neurotica.com> wrote:
> 
> On August 1, 2020 1:14:58 PM Paul Koning <paulkoning at comcast.net> wrote:
>>> On 2020-08-01 09:39, Dave McGuire wrote:
>>>>>> On 7/31/20 5:57 AM, Johnny Billquist wrote:
>>>>>>> John, very cool to see you green on the map as well.
>>>>>>> (http://akdesign.dyndns.org:8080/map in case someone might have missed it)
>>>>>> Did we ever work out why I see no routes coming in or out of my network on that map?  I'm running a Cisco (7604 if you care) with GRE bridges.
>>>> At least part of the problem is that Cisco boxes don't talk NICE, which is the protocol used to map out the network. As long as there is just one Cisco box in the middle, it can sortof be inferred how it is connected from its neighbors. But if you have two Cisco boxes connected, and nothing else nearby, then it start becoming hard.
>>>> Maybe Paul have some ideas of what could be done here? It might be that we just have to hardwire some connectivity information into Pauls mapping code for such nodes...
>> Manual connectivity info would be an option, but in a way that goes counter to what the map is trying to be.
>> I tried SNMP.  Unfortunately, my ISP filters that.  If someone has an Internet host capable of communicating with those Cisco boxes via SNMP, unfiltered, and is willing to be a gateway, we could get around that issue.
> 
> I'm willing to do that.
> 
>              -Dave
> 
> -- 
> Dave McGuire, AK4HZ
> New Kensington, PA




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