Virtual TapeServer SCSI-to-FC Adapter User Manual

7-15
Chapter 7: Using the Serial/Telnet Interface
• Select 3 to toggle the Initiator/Target Bit Setting in PRLI between SET and CLEAR, and
Initiator Bit Set and Target Bit Set. This should be configured to SET on both VT5900-SAs
when using the VT5900-SA in a router-to-router configuration (a configuration where at least
one VT5900-SA appears as a target to at least one other VT5900-SA that appears as an
initiator). The default setting is Initiator and Target Bits Set.
• Select 4 to toggle the Initiator/Target Bit Setting in PRLI_ACC between SET and CLEAR,
and Initiator Bit Set and Target Bit Set. This should be configured to SET on both VT5900-
SAs when using the VT5900-SA in a router-to-router configuration (a configuration where at
least one VT5900-SA appears as a target to at least one other VT5900-SA that appears as an
initiator). The default setting is Initiator and Target Bits Set.
• Select 5 to toggle FC Confirm Setting in PRLI_ACC between SET and CLEAR. The default
setting is SET. This option should be toggled to SET when the server is using QLogic HBAs.
• Select 6 to access the Target Reset Mode menu. The default setting is setting Alternate.
Figure 7-11. Alternate Target Reset menu
Following are descriptions for each of the settings:
– Select 1 to use a normal SCSI bus reset code to recover from a bus problem.
– Select 2 to uses a progressive SCSI bus recovery mechanism that first attempts to recover
the bus by attempting a target reset and, if this fails, then trying the bus reset.
• Select 7 to change the LUN reset mode.
Alternate Target Reset
X.X.XX XXXXXX XXXXXX-XXX_XXXXXXXXXXXXXX
01/07/2010 10:31:55
FOR ALL PORTS: Target reset mode is ALTERNATE
1) ALL PORTS: Use normal pass through target reset (4x50 compatible)
2) ALL PORTS: Use alternate behavior (like PRLO with no actual logout)
x) Return to configuration menu