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Dell Command Line Reference Guide for the S4048–ON System 9.14.2.4

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monitor interface

Monitor counters on a single interface or all interfaces. The screen is refreshed every five seconds and the CLI prompt disappears.

Syntax
monitor interface [interface]

To disable monitoring and return to the CLI prompt, press the q key.

Parameters
interface
(OPTIONAL) Enter the following keywords and the interface information:
  • For the Management interface on the stack-unit, enter the keyword managementEthernet then the slot/port information.
  • For a port channel interface, enter the keyword port-channel and then a number.
  • For a Tunnel interface, enter the keyword tunnel then the slot/port. The range is from 1 to 16383.
  • For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then the slot/port[/subport] information.
  • For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the slot/port information.
  • For a VLAN interface, enter the keyword vlan then a number from 1 to 4094.
Command Modes
  • EXEC
  • EXEC Privilege
Command History

This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC Networking OS Command Line Reference Guide.

Version
Description
9.10(0.1)
Introduced on the S6010-ON and S4048T-ON.
9.10(0.0)
Introduced on the S3148.
9.10(0.0)
Introduced on the S6100–ON.
9.8(2.0)
Introduced on the S3100 series.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.2(1.0)
Introduced on the Z9500.
9.0.2.0
Introduced on the S6000.
8.3.19.0
Introduced on the S4820T.
8.3.11.1
Introduced on the Z9000.
8.5.1.0
Added support for 4-port 40G line cards on the E-Series.
8.3.7.0
Introduced on the S4810.
8.1.1.0
Introduced on the E-Series.
7.6.1.0
Introduced on the S-Series.
7.5.1.0
Introduced on the C-Series.
pre-Version 6.2.1.0
Introduced on the E-Series.
Usage Information
In the Example, the delta column displays changes since the last screen refresh.

The following are the monitor command menu options.

Key
Description
systest-3
Displays the host name assigned to the system.
monitor time
Displays the amount of time since the monitor interface command was entered.
time
Displays the amount of time the chassis is up (since last reboot).
m
Change the view from a single interface to all interfaces on the line card or visa-versa.
c
Refresh the view.
b
Change the counters displayed from Packets on the interface to Bytes.
r
Change the [delta] column from change in the number of packets/bytes in the last interval to rate per second.
l
Change the view to the next interface on the line card, or if in line card mode, the next line card in the chassis.
a
Change the view to the previous interface on the line card, or if in line card mode, the previous line card in the chassis.
T
Increase the screen refresh rate.
t
Decrease the screen refresh rate.
q
Return to the CLI prompt.
Example (Single Interface)
systest-3 Monitor time: 00:00:06 Refresh Intvl.: 2s Time: 03:26:26

Interface: te 1/3, Enabled, Link is Up, Linespeed is 10000 Mbit

Traffic statistics:    Current    Rate     Delta
       Input bytes:    9069828  43 Bps     86
      Output bytes:  606915800  43 Bps     86
     Input packets:      54001   0 pps      1
    Output packets:    9401589   0 pps      1
       64B packets:         67   0 pps      0
  Over 64B packets:      49166   0 pps      1
 Over 127B packets:        350   0 pps      0
 Over 255B packets:       1351   0 pps      0
 Over 511B packets:        286   0 pps      0
Over 1023B packets:       2781   0 pps      0
  Error statistics:
   Input underruns:          0   0 pps      0
      Input giants:          0   0 pps      0
   Input throttles:          0   0 pps      0
         Input CRC:          0   0 pps      0
 Input IP checksum:          0   0 pps      0
     Input overrun:          0   0 pps      0
  Output underruns:          0   0 pps      0
  Output throttles:          0   0 pps      0

  m - Change mode                c - Clear screen
  l - Page up                    a - Page down
  T - Increase refresh interval  t - Decrease refresh interval
  q - Quit
Example (All Interfaces)
systest-3 Monitor time: 00:01:31 Refresh Intvl.: 2s Time: 03:54:14

Interface  Link   In Packets   [delta] Out Packets
[delta]
   Te 1/1  Down            0       0        0           0
   Te 1/2  Up          61512      52     66160          42
   Te 1/3  Up          63086      20   9405888          24
   Te 1/4  Up    14697471418 2661481  13392989657
2661385
   Te 1/5  Up           3759       3  161959604     832816
   Te 1/6  Up           4070       3    8680346          5
   Te 1/7  Up          61934      34  138734357         72
   Te 1/8  Up          61427       1      59960          1
   Te 1/9  Up          62039      53  104239232          3
   Te 1/10 Up    17740044091     372  7373849244        79
   Te 1/11 Up    18182889225      44  7184747584       138
   Te 1/12 Up    18182682056       0        3682         1
   Te 1/13 Up    18182681434      43  6592378911       144
   Te 1/14 Up          61349      55    86281941        15
   Te 1/15 Up          59808      58       62060        27
   Te 1/16 Up          59889       1       61616         1
   Te 1/17 Up              0       0    14950126     81293
   Te 1/18 Up              0       0           0         0
   Te 1/19 Down            0       0           0         0
   Te 1/20 Up          62734      54       62766        18
   Te 1/21 Up          60198       9      200899         9
   Te 1/22 Up    17304741100 3157554 10102508511
1114221
   Te 1/23 Up    17304769659 3139507 7133354895
523329
   m - Change mode        c - Clear screen
   b - Display bytes      r - Display pkts/bytes per sec
   l - Page up            a - Page down

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