MRV Communications EM316-2SFP Manuale Utente

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EM316-2SFP User Guide 
 
 
P/N 1259003-001 Rev C3 
 
30 
 
4.4.6.1 “
?
” 
 
The “?” is a special help character in the EM316LNXNM-OT command line. In previous 
releases, the “?” character did not echo to the display when typed. Beginning in version 4.0, 
the “?” displays as other commands do. Results of the help request are displayed 
immediately to the monitor. 
 
The box below shows the output of the “?” typed alone on the command line in the slot-level 
configuration context. In other contexts, the display is different to reflect the commands 
available from the current prompt. Navigate to each operational context and type “?” at the 
prompt to become familiar with these commands in your environment. Also notice the 
different help output in the slot-level context of a different Fiber Driver module type. The box 
displayed below is specific to 2SFP modules. 
 
 
 
 
The “?” may also be used in two ways after a command typed at the prompt in any context. 
When typed immediately after a command line entry with no space separating it from the 
command, the “?” displays a list of commands that match the preceding string and a 
description of each matching command function. When a space separates the command 
string from the “?”, the display shows the first matching command and a list of the options for 
the next required parameter on the command line. 
 
Read more about the “?” help character in the EM316LNXNM-OT User Guide. There is no 
substitution for practicing the command to become familiar with its behavior. 
fiberdriver(slot/1.1)# ? 
  clear-type   Clear Type, if locking types 
  default      Restore parameter(s) to defaults 
  description  Set slot name 
  echo         Display text for scripting 
  end          End current mode and down to previous mode 
  exit         Exit current mode and down to previous mode 
  list         Print command list 
  logout       Logout of the system 
  next         Configure next element 
  no           Negate a command 
  pager        Pause scrolling when screen is full 
  port         Configure a port 
  previous     Configure previous element 
  quit         Exit current mode and down to previous mode 
  show         Show basic info 
  sleep        Pause CLI for scripting 
  slot         Configure a slot 
  up           Configure parent element 
  who          Find out who is connected to the system 
  whoami       Who am I? 
  write        Write running configuration to memory or terminal 
fiberdriver(slot/1.1)#