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information network (RETAIN). These records might include such
information as a trace, dump package, and the activation of Step Ahead
Storage usage.
h. Call-back (local modem) telephone number
Enter the external telephone number of the line to the modem that is
connected to this machine. Include all area codes and all country codes,
when appropriate.
Note: Multiple ESSs can share a telephone modem if you install a modem
switch.
i. Customer-contact telephone numbers
Enter the primary and off-shift telephone numbers that service personnel
can use to contact someone at your ESS site to discuss service matters.
Include all area codes. An off-shift number could be the backup number.
These telephone numbers should be for the individuals you name for
contacts in step 3 on page 67.
j. Call-back password
Enter 1 to 8 characters for the password. This is a mandatory entry. The
ESS sends this public password with each call-home record. IBM suggests
that you set support as the password.
k. Outside line prefix
This is the number you dial to access an outside line. Enter up to three
numbers in this field.
l. Enable remote IBM PE login across a LAN
Check Yes to enable IBM product engineering (PE) personnel to login to
the ESS. The PE personnel have service experience and development
experience for this product. Check No to disallow this access.
6. Modem configuration
IBM service personnel or your service provider completes this information. A list
of the fields follows for your information.
a. Name of modem set
Note: DeskPorte Fast should be entered if a MultiTech MultiModem was
shipped
b. Dialer telephone system
Select tone or pulse.
c. Modem data rate
Select one of the following:
Fastest possible speed
14400
16800
24000
26400
Note: IBM recommends that you select Fastest possible speed.
d. Cancel the call if it does not connect within 30 - 180 seconds. IBM
recommends 45 seconds.
e. Number of consecutive retries for connection
f. Name of the expander set
g. Expander port for the modem
h. Expander port for cluster 1
19200
21600
28800
Chapter 4. Planning for communication
69
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