HP A7533A Brocade Fabric OS Troubleshooting and Diagnostics Guide v6.2.0 (53-1 - Page 105
FICON Fabric Issues, In this FICON issues
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Page 105 highlights
Chapter FICON Fabric Issues 11 In this chapter •FICON issues 89 •Troubleshooting FICON 90 •Troubleshooting FICON CUP 93 •Troubleshooting FICON NPIV 94 FICON issues Any information you need to verify that FICON has been set up correctly can be found in the Fabric OS Administrator's Guide. Symptom The Control Unit Port cannot access the switch. Probable cause and recommended action A two byte CHPID (channel path identifier) link is defined using a Domain and Port ID that must remain consistent. Any change in the physical link such as domain or port ID will prevent storage Control Unit access. Use the configure command to verify and set the Insistent Domain ID parameter. FICON:admin> configure Configure... Fabric parameters (yes, y, no, n): [no] y Domain: (1..239) [97] R_A_TOV: (4000..120000) [10000] E_D_TOV: (1000..5000) [2000] WAN_TOV: (0..30000) [0] MAX_HOPS: (7..19) [7] Data field size: (256..2112) [2112] Sequence Level Switching: (0..1) [0] Disable Device Probing: (0..1) [0] Suppress Class F Traffic: (0..1) [0] Per-frame Route Priority: (0..1) [0] Long Distance Fabric: (0..1) [0] BB credit: (1..27) [16] Insistent Domain ID Mode (yes, y, no, n): [yes]
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