Compaq VAX 7000 Przewodnik Instalacji Strona 27

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7.2.3 Booting the LFU from another system
The latest Infoservers do not have a system disk so the procedures described in Section 8.2
are no use. The only way to load a "network copy" of the LFU in this situation, is from
another system somewhere on the network:
1. Copy the appropriate .SYS file (VAX7000_Vnn.SYS or AXP7000_Vnn.SYS) into the
MOM$LOAD directory of the chosen system. You will find this directory on any system
which is setup to downline load Decservers etc.
2. Check that the system has "service enabled", using NCP> SHOW CIRCUITS.
3. Boot just as you would if the image were on an Infoserver:
>>> boot -flags 0,0,0 exa0 -file VAX7000_Vnn ; for VAX systems (nn = version)
or
>>> boot -flags 0,0,0 exa0 -file AXP7000_Vnn ; for AXP systems (nn = version)
4. The LFU banner and menu appears.
Obviously, you could always use this method and ignore the Infoserver. However, remember
that you may need the LFU at any time, and it is arguably less likely to be lost from an
Infoserver.
8 Infoserver
As a TF85 or RRD42 is only an option on the Laser platform, most have no console media.
Therefore, booting the LFU and initial S/W installation has to be done from an Infoserver.
The Infoserver is basically a small VAX with 1 or 2 CD readers, connected to Ethernet. It
"serves" the CDs to other systems on the network. Thus, you can boot your 7000/10000 from
it’s console CD in the Infoserver.
NOTE: The Infoserver must be running kernel software version 2.2 or later. Do INFOS-
ERVER> show server, to check.
To load an image not on a CD see Section 8.2, Putting a service on the Infoserver system
disk and Section 7.2.3, Booting the LFU from another system .
8.1 Booting a 7000/10000 from a CD in an Infoserver
8.1.1 Booting the VAX LFU
Here is an example of loading the LFU for a VAX 7000/10000 from a CD in an Infoserver.
1. Load CD into Infoserver
2. At VAX7000 >>> boot -flags 0,0,0 exa0 -file ISL_LVAX_V07
exa0 is ethernet device (fxa0 for DEMFA (FDDI) adapter)
ISL_LVAX_V07 is the name of the file to be loaded and is different for each version.
It decodes as Initial System Load, Large VAX, version 7. Unfortunately the version
number is not the same as the console version number (V3.0 in this case), and not
always the same as the LFU version number either (see Release Notes)
3. If all goes well, the "Network Initial System Load Function" banner appears, and a
menu of functions is displayed.
4. Select 3, "Choose Service"
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