Reference Guide
42 | Configuration Fundamentals
www.dell.com | support.dell.com
• show run | grep ethernet would not return that search result because it only searches for instances 
containing a non-capitalized “ethernet.”
Executing the command 
show run | grep Ethernet ignore-case would return instances containing both 
“Ethernet” and “ethernet.”
•
grep displays only the lines containing specified text. The following example shows this command 
used in combination with the command 
show linecard all.
FTOS(conf)#do show linecard all | grep 0
 0 not present
• except displays text that does not match the specified text. The following example shows this 
command used in combination with the command 
show linecard all.
FTOS#show linecard all | except 0
-- Line cards --
Slot Status NxtBoot ReqTyp CurTyp Version Ports
------------------------------------------------------------------------
 2 not present
 3 not present
 4 not present
 5 not present
 6 not present
• The following example shows the grep command used with the show system command on an 
S4810 or S4820T:
FTOS(conf)#do show system brief | grep 10
10 Member not present
FTOS(conf)#do show system brief | except 10
Stack MAC : 00:01:e8:8b:5d:b9
Reload-Type : normal-reload [Next boot : normal-reload]
-- Stack Info --
Unit UnitType Status ReqTyp CurTyp Version Ports
---------------------------------------------------------------
0 Management online S4820 S4820 2D2-1-0-0-70 64
1 Member not present
2 Member not present
3 Member not present
4 Member not present
5 Member not present
Note: FTOS accepts a space or no space before and after the pipe. To filter on a phrase with spaces, 
underscores, or ranges, enclose the phrase with double quotation marks.










