Cannot Configure Fcip Or Portchannel For Ficon; Fcip Fails For Ficon; Ficon Tape Acceleration Not Working - Cisco 9134 - MDS Multilayer Fabric Switch Troubleshooting Manual

FICON Issues
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Cannot Configure FCIP or PortChannel for FICON

Symptom
Table 16-7 Cannot Configure FCIP or PortChannel for FICON
Symptom Possible Cause
Cannot configure FICON port numbers are not reserved
FCIP or PortChannel for logical ports.
for FICON.

FCIP fails for FICON

Symptom
Table 16-8 FCIP Fails for FICON
Symptom Possible Cause
FCIP fails for FICON port address is not assigned to
FICON. the FCIP tunnel.

FICON Tape Acceleration Not Working

Symptom
Table 16-9 FICON Tape Acceleration Not Working
Symptom Possible Cause
FICON tape FICON tape acceleration is not enabled
acceleration not on both ends of an FCIP link.
working.
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
16-12
Cannot configure FCIP or PortChannel for FICON.
FCIP fails for FICON.
FICON tape acceleration not working.
Solution
Reserve a block of FICON port numbers for logical ports.
Use the show ficon first-available port-number CLI
command to determine which logical ports are available for
use with FCIP and or PortChannels.
Choose FICON > Port Numbers in Device Manager.
Alternatively, use the ficon logical-port assign
port-numbers CLI command.
Solution
Assign the FICON port address to FCIP tunnel and restart
FCIP tunnel. Use the show ficon port-numbers interface
CLI command to determine if there is a FICON port
number assigned to the logical port. Use the the ficon
portnumber CLI command in FCIP or PortChannel
submode.
Solution
Enable FICON tape acceleration on both ends of the FCIP
link. Choose Switches > ISLs > FCIP in Fabric Manager,
then select the Tunnels (Advanced) tab and check Write
Accelerator. Or use the ficon-tape-accelerator vsan CLI
command on each FCIP interface.
Chapter 16 Troubleshooting FICON
OL-9285-05