Dell PowerVault 56F Dell PowerVault 51F 8-Port Fibre Channel Switch Insta - Page 86

The optional parameter is a double-quoted, valid user name. If the current password is incorrect, the command exits without saving any changes. If the number of retries attempts is exceeded, the command either steps to the next user or exits, saving any changes made thus far. portDisable The portDisable command disables a specific port. Devices attached to a disabled port cannot communicate with the fabric. The command syntax is portDisable . portEnable The following example shows the portEnable command, which is used to enable a specific port. The command syntax is portEnable . portErrShow Figure 4-4 shows an example of the portErrShow command screen, which displays an error summary for all ports. One output line is displayed per port, and shows error counters in ones, thousands (the number is followed by 'k'), or millions (the number is followed by 'm'). The fields are described in Table 4-13. The figure shows an eight-port switch where port six has a high number of errors and should be examined. switch:admin> portErrShow frames enc crc too too bad enc disc link loss loss frjt fbsy tx rx in err shrt long eof out c3 fail sync sig 0: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1: 2.5m 38 0 0 0 0 0 2 0 0 1 1 0 0 2: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 3: 95k 15k 0 0 0 0 0 3 0 0 1 0 0 0 4: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 5: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 6: 61k 48 2 15 0 0 0 3k 0 0 2 0 0 0 7: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 Figure 4-4. portErrShow Command Example Table 4-13. portErrShow Command Field Descriptions Field Description frames tx Frames transmitted frames rx Frames received 4-24 Dell PowerVault 51F 8-Port Fibre Channel Switch Installation and Troubleshooting Guide