NET/MASTER Management Services (MS) System Management Guide

Configuring INMC Links
Supporting Remote Operations
105744 Tandem Computers Incorporated 9–11
Figure 9-4. Representation of Communications Environment to NonStop NET/MASTER MS (Example 1 Network)
014
IBM Host
Conceptual view of
INMC X.25 link
Virtual circuit
paths between
subdevices
of the $X25 lines
\NODEA
(Production System)
SESSION X252NODEB
LINK NODEB
UNIT XU3
(defines use of
$X25B.#VC1)
UNIT XU4
(defines use of
$X25B.#VC2)
UNIT XU1
(defines use of
$X25A.#VC1)
UNIT XU2
(defines use of
$X25A.#VC2)
\NODEB
(Standby System)
SESSION X252NODEA
LINK NODEA
UNIT XU3
(defines use of
$X25B.#VC1)
UNIT XU4
(defines use of
$X25B.#VC2)
UNIT XU1
(defines use of
$X25A.#VC1)
UNIT XU2
(defines use of
$X25A.#VC2)
LINK IBMHOST
SESSION IBM1
UNIT IBMU1
($BITB1.#IBMB1)
LINK IBMHOST
SESSION IBM1
UNIT IBMU1
($BITA1.#IBMA1)