Guide to IBM PSeries Emulation

The IBM pSeries line of servers, also known as IBMThis option is used to establish a question and
System p, was originally named RS/6000. Theseanswer sequence between the host and the client.
servers run the AIX, IBM i or Linux operatingThis message is limited to 20 characters. The
systems. The IBM pSeries line of servers has nowanswerback message is typically used to identify the
been replaced by IBM Power™ Systems.terminal to the host by sending a message to the
Virtualization and Server Consolidationhost automatically, without operator action.
Using IBM's PowerVM virtualization technology for theHexadecimal is represented by the tilde and hex
pSeries, organizations can consolidate variousnumber. (A hexadecimal example is ~0D for hex 13,
applications from AIX, IBM i and Linux operatingwhich represents the 13th ASCII character
systems on a single server. Server consolidationsequence.)
offers many advantages, including reducing the costs- Local Echo
associated with maintaining multiple servers.This option echoes back each character typed; for
PowerVM for the pSeries also provides resourceinstance, when p3 is typed, pp33 is displayed back
virtualization for processors and input/outputbecause the host will also send back the p and the 3.
resources, which allows organizations to reduce the- Wrap Around
costs associated with maintaining the system byThe Wrap around option permits typing beyond the
optimizing the amount of resources in use. Servers80-character limitation (on an 80 character-wide
using virtualization can regulate shifting workloadscreen) by wrapping the continued line on to the
demands and adjust resource utilization for optimalnext line.
performance without human intervention.- Line Transmit Mode
Energy ManagementThis option sends an entire line. Compare this to the
Rising energy prices have resulted in a need fornormal character transmit mode, where each
energy efficient server solutions in order to controlcharacter is sent on a character-by-character basis.
costs. Organizations can ease the costs associated- Reverse Screen Image
with powering their data centers by monitoringThis option reverses the background and foreground
energy usage. IBM's Active Energy Manager is a toolcolors. For instance, the customary black background
available for the pSeries that can monitor and controlwith green letters becomes a green background with
energy consumption for one server or multipleblack letters.
servers.- Scroll Speed (Lines Per Second)
System administrators can create both long andDetermines the speed at which lines will scroll on the
short-term energy usage reports by means of aemulation screen.
graphical interface. After using these reports toLike VT220 and VT420 emulation, SCO ANSI
thoroughly analyze current energy use, the Activeemulation can also be used in 7-bit or 8-bit mode. The
Energy Manager can be configured to implementSCO ANSI keyboard layout is a superset of VT220.
energy saving measures such as dynamically adjustingSpecial ANSI keys include function keys F1 through
fan speed according to the temperature of the roomF12, and these same function keys used in
and switching off resources when they are not inconjunction with the Ctrl key, Shift key, and Ctrl +
use.Shift keys.
Virtualization and server consolidation also positivelyIn addition to some of the options listed above,
affect energy management by ensuring thatconfigurable options for Wyse 60 emulation can
systems are using only the resources they need.include:
Communication- Status Line
To communicate with the IBM pSeries from yourBoth the Standard and Extended status lines display
Windows PC, you will need to use a terminalmessages about the state of the emulation or
emulator. Terminal emulators intercept and decipherapplication. The Extended status line displays additional
the data stream so that your PC can communicateediting status messages.
with the pSeries. One such terminal emulator is- Attribute Extent
Zephyr's PASSPORT, which provides VT, SCO ANSIThis option determines whether display attributes
and Wyse 60 emulation.only apply to characters written to the screen (Char),
VT emulation includes DEC VT52, DEC VT100, VT220are active to the end of the line (Line) or the end of
and VT420 emulation. The VT220 and VT420the page (Page).
emulation types can be configured for 7-bit or 8-bit- Auto Scroll
emulation. Configurable options for VT and SCO ANSIThis setting determines what happens when the
emulation can include:cursor is moved beyond the last line of the current
- Return Keypage.
The Return Key may be set to CR (Carriage Return)- Send Ack
or CRLF (a combination of Carriage Return and LineSpecifies whether an ASCII ACK character is sent to
Feed.)the host after certain commands have been
- Answer Back Messageexecuted.