[Simh] Vax.exe emulator and Multinet network configuring
Johnny Billquist
bqt at softjar.se
Thu May 9 15:21:44 EDT 2019
On 2019-05-09 21:15, Henry Bent wrote:
> There is such a thing as promiscuous mode for 802.11, though its usage
> is generally considered to be for harmful purposes and I don't think a
> discussion of it here is appropriate. If you want to do such a thing
> you will need to be careful in your selection of a wireless interface,
> and googling is your friend.
I've seen some mention of some interfaces being able to do it, yes, but
I have yet to see any in real life. Not entirely sure WiFi in general
even can do it properly.
Johnny
>
> -Henry
>
> On Thu, 9 May 2019 at 15:11, Johnny Billquist <bqt at softjar.se
> <mailto:bqt at softjar.se>> wrote:
>
> Repeat after me: WiFi is not ethernet... :-)
>
> What you are trying to do essentially does not work. simh is
> essentially
> trying to set the interface in promiscuous mode, and fake a second mac
> address on the interface. This works just fine on ethernet, but it does
> not at all work on WiFi, where your AP knows what MAC address you have,
> and will not send packets for another MAC address to your WiFi
> controller.
>
> Johnny
>
> On 2019-05-09 16:00, Jonathan Welch wrote:
> > The vms systems on our campus are about to be shut down. My former
> > boss and I would like to still have access to our files, so I've
> moved
> > an image of a vax system disk into simh.
> >
> > He is a networking expert and I am no slouch, but neither of us can
> > figure out why we cannot establish any kind of network connection
> > outside of the simh.
> >
> > I've looked back in the archives for help but have only found people
> > with linux systems or messages of success with UCX.
> >
> > This morning I upgraded from Multinet 4.3 to 5.2 and tried to set up
> > DHCP but that did not work either.
> >
> > Npcap is installed.
> >
> > If I set my mac address to be the same as that of the host laptop I
> > can use wireshark to see pings coming out from the vax but there are
> > no responses.
> >
> > I've disabled decnet from starting up to avoid the mac address from
> > being changed.
> >
> > Some guidance in the right direction would be greatly appreciated.
> >
> > ----------
> >
> > From my vax.ini file:
> > set xq mac=08-24-d7-ca-1f-40
> > att xq eth3
> >
> > From the simh prompt:
> > sim> sho eth
> > ETH devices:
> > eth0 \Device\NPF_{8E7FBCD3-67EB-4A59-8E35-6713CAB729FA}
> (Local Area
> > Connection 2)
> > eth1 \Device\NPF_{EE67D248-AACC-4A29-99EE-2B84EA08B5EF} (VMware
> > Network Adapter VMnet8)
> > eth2 \Device\NPF_{7287895B-5B94-43ED-8AA8-1FF910EA836B} (Wireless
> > Network Connection 2)
> > eth3 \Device\NPF_{DC3CD7F8-4BD9-4610-B8DF-20AC5FBD56FC} (Wireless
> > Network Connection)
> > eth4 \Device\NPF_NdisWanIp
> (NdisWan Adapter)
> > eth5 \Device\NPF_NdisWanBh
> (NdisWan Adapter)
> > eth6 \Device\NPF_{B1392056-6E69-421B-9814-6011441195C2} (Wireless
> > Network Connection 3)
> > eth7 \Device\NPF_NdisWanIpv6
> (NdisWan Adapter)
> > eth8 \Device\NPF_{C7140267-68CB-485A-B343-5751B1865242} (VMware
> > Network Adapter VMnet1)
> > eth9 \Device\NPF_{795E27CA-60AA-4A1E-AAB0-99FB62537868} (Npcap
> > Loopback Adapter)
> > eth10 \Device\NPF_{62CD8A59-7E13-401A-90AB-3CFBC37554E8}
> (Local Area
> > Connection)
> > eth11 nat:{optional-nat-parameters}
> (Integrated
> > NAT (SLiRP) support)
> > eth12 udp:sourceport:remotehost:remoteport
> (Integrated
> > UDP bridge support)
> > Npcap version 0.994, based on libpcap version 1.9.1-PRE-GIT
> > Open ETH Devices:
> > XQ eth3 (Wireless Network Connection)
> > Ethernet Device:
> > Name:
> \Device\NPF_{DC3CD7F8-4BD9-4610-B8DF-20AC5FBD56FC}
> > Reflections: 1
> > Self Loopbacks Sent: 2
> > Self Loopbacks Rcvd: 2
> > Host NIC Address: 00:24:D7:CA:1F:40
> > Packets Sent: 2
> > Packets Received: 26
> > Asynch Interrupts: Disabled
> > Read Queue: Count: 24
> > Read Queue: High: 24
> > Read Queue: Loss: 0
> > Peak Write Queue Size: 0
> > BPF Filter: (((ether dst 08:24:D7:CA:1F:40) or (ether
> multicast)) and not ((et
> > her src 08:24:D7:CA:1F:40))) or ((ether dst 08:24:D7:CA:1F:40)
> and (ether src 08
> > :24:D7:CA:1F:40)) or ((ether dst 00:24:D7:CA:1F:40) and (ether
> proto 0x9000))
> > sim>
> >
> > Multinet settings
> > MultiNet Network Configuration Utility V5.2(107)
> > [Reading in MAXIMUM configuration from MULTINET:MULTINET.EXE]
> > [Reading in configuration from
> MULTINET:NETWORK_DEVICES.CONFIGURATION]
> > NET-CONFIG>sho
> > Interface Adapter CSR Address
> Flags/Vector
> > --------- ------- -----------
> ------------
> > se0 (Shared VMS Ethernet/FDDI) -NONE- -NONE-
> -NONE-
> > [TCP/IP: 10.0.0.150, IP-SubNet: 255.255.255.0,
> IP-Broadcast:
> > 10.0.0.255]
> > [VMS Device: XQA0, Link Level: Ethernet ]
> > DHCP Client for the interface is enabled
> >
> >
> > Official Host Name: vax1
> > Default IP Route: 10.0.0.1
> > Domain Nameserver: 127.0.0.1
> > Timezone: EST
> > Timezone Rules: US/EASTERN
> > Load UCX $QIO driver: TRUE
> > Load PWIP (Pathworks) driver: TRUE
> > DHCP Client Flag: 1
> > NET-CONFIG>
> > _______________________________________________
> > Simh mailing list
> > Simh at trailing-edge.com <mailto:Simh at trailing-edge.com>
> > http://mailman.trailing-edge.com/mailman/listinfo/simh
> >
>
> --
> Johnny Billquist || "I'm on a bus
> || on a psychedelic trip
> email: bqt at softjar.se <mailto:bqt at softjar.se> ||
> Reading murder books
> pdp is alive! || tryin' to stay hip" - B. Idol
> _______________________________________________
> Simh mailing list
> Simh at trailing-edge.com <mailto:Simh at trailing-edge.com>
> http://mailman.trailing-edge.com/mailman/listinfo/simh
>
--
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
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