Examples
The following example shows how to display information all interfaces.

Note
|
This command output is applicable for Cisco MDS NX-OS Release 9.4(4) and later releases.
|
switch# show interface
fc1/1 is up
Hardware is Fibre Channel, SFP is short wave laser w/o OFC (SN)
Port WWN is 20:01:00:2a:6a:26:a1:e0
Peer port WWN is 21:10:00:24:ff:98:01:01
Admin port mode is F, trunk mode is on
snmp link state traps are enabled
Port mode is F, FCID is 0xe90c00
Port vsan is 1
Admin Speed is auto
Operating Speed is 4 Gbps
Rate mode is dedicated
Port flow-control is R_RDY
Transmit B2B Credit is 16
Receive B2B Credit is 64
B2B State Change: Admin(on), Oper(down)
Receive data field Size is 2112
Beacon is turned off
Logical type is edge
5 minutes input rate 0 bits/sec,0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec,0 bytes/sec, 0 frames/sec
16 frames input, 1312 bytes, 82 bytes/frame average frame size
0 discards,0 errors
0 invalid CRC/FCS,0 unknown class
0 too long,0 too short
17 frames output, 1232 bytes, 72 bytes/frame average frame size
0 discards,0 errors
0 input OLS,0 LRR,0 NOS,0 loop inits
1 output OLS,1 LRR, 0 NOS, 0 loop inits
64 receive B2B credit remaining
16 transmit B2B credit remaining
16 low priority transmit B2B credit remaining
0 timeout discards, 0 credit loss
0 link failures, 0 sync losses, 0 signal losses
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Interface last changed at Sat Apr 19 17:08:22 2025
Last clearing of "show interface" counters: never
Transceiver Information:
Serial number is FNS190413TV
Cisco pid is DS-SFP-FC16G-SW
Temperature 40.12 C, Voltage 3.34 V, Current 8.76 mA, TxPower -3.61 dBm, R
xPower -3.92 dBm
Power control is not supported, Power is on
fc1/2 is up
Hardware is Fibre Channel, SFP is short wave laser w/o OFC (SN)
Port WWN is 20:02:00:2a:6a:26:a1:e0
Peer port WWN is 21:10:00:24:ff:98:01:02
Admin port mode is F, trunk mode is on
snmp link state traps are enabled
Port mode is F, FCID is 0xe90b00
Port vsan is 1
Admin Speed is auto
Operating Speed is 4 Gbps
Rate mode is dedicated
Port flow-control is R_RDY
Transmit B2B Credit is 16
Receive B2B Credit is 64
B2B State Change: Admin(on), Oper(down)
Receive data field Size is 2112
Beacon is turned off
Logical type is edge
5 minutes input rate 0 bits/sec,0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec,0 bytes/sec, 0 frames/sec
14 frames input, 1124 bytes, 80 bytes/frame average frame size
0 discards,0 errors
0 invalid CRC/FCS,0 unknown class
0 too long,0 too short
15 frames output, 1036 bytes, 69 bytes/frame average frame size
0 discards,0 errors
0 input OLS,0 LRR,0 NOS,0 loop inits
1 output OLS,1 LRR, 0 NOS, 0 loop inits
64 receive B2B credit remaining
16 transmit B2B credit remaining
16 low priority transmit B2B credit remaining
0 timeout discards, 0 credit loss
0 link failures, 0 sync losses, 0 signal losses
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Interface last changed at Sat Apr 19 17:08:23 2025
Last clearing of "show interface" counters: never
Transceiver Information:
Serial number is FNS18030X24
Cisco pid is DS-SFP-FC8G-SW
Temperature 42.39 C, Voltage 3.30 V, Current 8.00 mA, TxPower -3.30 dBm, R
xPower -3.72 dBm
Power control is not supported, Power is on
fc1/3 is trunking
Hardware is Fibre Channel, SFP is short wave laser w/o OFC (SN)
Port WWN is 20:03:00:2a:6a:26:a1:e0
Peer port WWN is 20:03:00:de:fb:74:e4:60
Admin port mode is auto, trunk mode is on
snmp link state traps are enabled
Port mode is TE
Port vsan is 1
Admin Speed is auto
Operating Speed is 4 Gbps
Rate mode is dedicated
Port flow-control is R_RDY
Transmit B2B Credit is 500
Receive B2B Credit is 64
B2B State Change: Admin(on), Oper(up), Negotiated Value(14)
Receive data field Size is 2112
Beacon is turned off
Logical type is core
Trunk vsans (admin allowed and active) (1)
Trunk vsans (up) (1)
Trunk vsans (isolated) ()
Trunk vsans (initializing) ()
5 minutes input rate 32 bits/sec,4 bytes/sec, 0 frames/sec
5 minutes output rate 32 bits/sec,4 bytes/sec, 0 frames/sec
493 frames input, 42776 bytes, 86 bytes/frame average frame size
0 discards,0 errors
0 invalid CRC/FCS,0 unknown class
0 too long,0 too short
493 frames output, 45400 bytes, 92 bytes/frame average frame size
0 discards,0 errors
0 input OLS,0 LRR,0 NOS,0 loop inits
1 output OLS,2 LRR, 0 NOS, 1 loop inits
64 receive B2B credit remaining
500 transmit B2B credit remaining
485 low priority transmit B2B credit remaining
0 timeout discards, 0 credit loss
0 link failures, 0 sync losses, 0 signal losses
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Interface last changed at Sat Apr 19 17:08:25 2025
Last clearing of "show interface" counters: never
Transceiver Information:
Serial number is FNS19130U1L
Cisco pid is DS-SFP-FC16G-SW
Temperature 43.41 C, Voltage 3.33 V, Current 8.62 mA, TxPower -2.50 dBm, R
xPower -3.96 dBm
Power control is not supported, Power is on
The following
example shows how to display information about a Fibre Channel interface:
switch# show interface fc1/5
fc1/5 is up
Hardware is Fibre Channel, SFP is long wave laser cost reduced
Port WWN is 20:05:00:2a:6a:64:af:80
Peer port WWN is c0:50:76:c9:10:88:1c:c1
Admin port mode is auto, trunk mode is off
snmp link state traps are enabled
Port mode is F, FCID is 0xc00400
Port vsan is 69
Admin Speed is auto max 16 Gbps
Operating Speed is 16 Gbps
Rate mode is dedicated
Port flow-control is R_RDY
Transmit B2B Credit is 90
Receive B2B Credit is 32
B2B State Change: Admin(on), Oper(down)
Receive data field Size is 2112
Beacon is turned off
Logical type is edge
Peer is type 008561 model T01 manufactured by IBM, ficon tag is 0x80A8
5 minutes input rate 0 bits/sec,0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec,0 bytes/sec, 0 frames/sec
72 frames input,3748 bytes
0 discards,0 errors
0 invalid CRC/FCS,0 unknown class
0 too long,0 too short
72 frames output,4636 bytes
0 discards,0 errors
0 input OLS,0 LRR,0 NOS,0 loop inits
0 output OLS,0 LRR, 0 NOS, 0 loop inits
32 receive B2B credit remaining
90 transmit B2B credit remaining
90 low priority transmit B2B credit remaining
0 FC-Aborts
0 Zone drops
0 FIB drops for ports 1-8
0 XBAR errors for ports 0-0
0 Other drop count for ports 5-5
0 timeout discards, 0 credit loss
0 link failures, 0 sync losses, 0 signal losses
0 Transmit B2B credit transitions to zero
0 Receive B2B credit transitions to zero
0 2.5us TxWait due to lack of transmit credits
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Interface last changed at Fri Nov 15 00:38:52 2024
Last clearing of "show interface" counters: 3d13h
Transceiver Information:
Serial number is FNS183116F7
Cisco pid is DS-SFP-FC16G-LW
Temperature 39.40 C, Voltage 3.28 V, Current 35.00 mA, TxPower 0.48 dBm, RxPower 1.01 dBm
Power control is not supported, Power is on
The following example shows how to display the status of the standby supervisor's mgmt0 link. The command is issued from the
active supervisor:
switch# show interface mgmt 0 standby
mgmt0 is up
Hardware address is 70:18:a7:7e:f8:94
MTU 1500 bytes
The following example shows how to display detailed information for an interface:

Note
|
This command output is applicable for Cisco MDS NX-OS Release 8.4(2) and later releases.
|
switch# show interface fc1/1 counters detailed
fc1/1
Rx 5 min rate bit/sec: 0
Tx 5 min rate bit/sec: 0
Rx 5 min rate bytes/sec: 0
Tx 5 min rate bytes/sec: 0
Rx 5 min rate frames/sec: 0
Tx 5 min rate frames/sec: 0
Total Stats:
Rx total frames: 0
Tx total frames: 0
Rx total bytes: 0
Tx total bytes: 0
Rx total multicast: 0
Tx total multicast: 0
Rx total broadcast: 0
Tx total broadcast: 0
Rx total unicast: 0
Tx total unicast: 0
Rx total discards: 0
Tx total discards: 0
Rx total errors: 0
Tx total errors: 0
Rx class-2 frames: 0
Tx class-2 frames: 0
Rx class-2 bytes: 0
Tx class-2 bytes: 0
Rx class-2 frames discards: 0
Rx class-2 port reject frames: 0
Rx class-3 frames: 0
Tx class-3 frames: 0
Rx class-3 bytes: 0
Tx class-3 bytes: 0
Rx class-3 frames discards: 0
Rx class-f frames: 0
Tx class-f frames: 0
Rx class-f bytes: 0
Tx class-f bytes: 0
Rx class-f frames discards: 0
Link Stats:
Rx Link failures: 0
Rx Sync losses: 0
Rx Signal losses: 0
Rx Primitive sequence protocol errors: 0
Rx Invalid transmission words: 0
Rx Invalid CRCs: 0
Rx Delimiter errors: 0
Rx fragmented frames: 0
Rx frames with EOF aborts: 0
Rx unknown class frames: 0
Rx Runt frames: 0
Rx Jabber frames: 0
Rx too long: 0
Rx too short: 0
Rx FEC corrected blocks: 0
Rx FEC uncorrected blocks: 0
Rx Link Reset(LR) while link is active: 0
Tx Link Reset(LR) while link is active: 0
Rx Link Reset Responses(LRR): 0
Tx Link Reset Responses(LRR): 0
Rx Offline Sequences(OLS): 0
Tx Offline Sequences(OLS): 0
Rx Non-Operational Sequences(NOS): 0
Tx Non-Operational Sequences(NOS): 0
BB_SCs credit resend actions: 0
BB_SCr Tx credit increment actions: 0
Loop Stats:
Rx F8 type LIP sequence errors: 0
Tx F8 type LIP sequence errors: 0
Rx Non F8 type LIP sequence errors: 0
Tx Non F8 type LIP sequence errors: 0
Congestion Stats:
Tx Timeout discards: 0
Tx Credit loss: 0
TxWait 2.5us due to lack of transmit credits: 0
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
RxWait 2.5us due to lack of receive credits: 0
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Rx B2B credit remaining: 1
Tx B2B credit remaining: 0
Tx Low Priority B2B credit remaining: 0
Rx B2B credit transitions to zero: 0
Tx B2B credit transitions to zero: 1
Other Stats:
Zone drops: 0
FIB drops for ports 1-24: 0
XBAR errors for ports 1-24: 0
Other drop count: 0
Tx FC-Aborts: 0
Last clearing of "show interface" counters : never
The following example shows how to display detailed counters information for all interfaces:

Note
|
This command output is applicable for Cisco MDS NX-OS Release 8.4(2) and later releases. The command output varies if you
are using Cisco MDS NX-OS Release 8.4(1a) or earlier releases.
|
switch# show interface counters detailed
fc1/1
Rx 5 min rate bit/sec: 0
Tx 5 min rate bit/sec: 0
Rx 5 min rate bytes/sec: 0
Tx 5 min rate bytes/sec: 0
Rx 5 min rate frames/sec: 0
Tx 5 min rate frames/sec: 0
Total Stats:
Rx total frames: 0
Tx total frames: 0
Rx total bytes: 0
Tx total bytes: 0
Rx total multicast: 0
Tx total multicast: 0
Rx total broadcast: 0
Tx total broadcast: 0
Rx total unicast: 0
Tx total unicast: 0
Rx total discards: 0
Tx total discards: 0
Rx total errors: 0
Tx total errors: 0
Rx class-2 frames: 0
Tx class-2 frames: 0
Rx class-2 bytes: 0
Tx class-2 bytes: 0
Rx class-2 frames discards: 0
Rx class-2 port reject frames: 0
Rx class-3 frames: 0
Tx class-3 frames: 0
Rx class-3 bytes: 0
Tx class-3 bytes: 0
Rx class-3 frames discards: 0
Rx class-f frames: 0
Tx class-f frames: 0
Rx class-f bytes: 0
Tx class-f bytes: 0
Rx class-f frames discards: 0
Link Stats:
Rx Link failures: 0
Rx Sync losses: 0
Rx Signal losses: 0
Rx Primitive sequence protocol errors: 0
Rx Invalid transmission words: 0
Rx Invalid CRCs: 0
Rx Delimiter errors: 0
Rx fragmented frames: 0
Rx frames with EOF aborts: 0
Rx unknown class frames: 0
Rx Runt frames: 0
Rx Jabber frames: 0
Rx too long: 0
Rx too short: 0
Rx FEC corrected blocks: 0
Rx FEC uncorrected blocks: 0
Rx Link Reset(LR) while link is active: 0
Tx Link Reset(LR) while link is active: 0
Rx Link Reset Responses(LRR): 0
Tx Link Reset Responses(LRR): 0
Rx Offline Sequences(OLS): 0
Tx Offline Sequences(OLS): 0
Rx Non-Operational Sequences(NOS): 0
Tx Non-Operational Sequences(NOS): 0
BB_SCs credit resend actions: 0
BB_SCr Tx credit increment actions: 0
Loop Stats:
Rx F8 type LIP sequence errors: 0
Tx F8 type LIP sequence errors: 0
Rx Non F8 type LIP sequence errors: 0
Tx Non F8 type LIP sequence errors: 0
Congestion Stats:
Tx Timeout discards: 0
Tx Credit loss: 0
TxWait 2.5us due to lack of transmit credits: 0
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
RxWait 2.5us due to lack of receive credits: 0
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Rx B2B credit remaining: 1
Tx B2B credit remaining: 0
Tx Low Priority B2B credit remaining: 0
Rx B2B credit transitions to zero: 0
Tx B2B credit transitions to zero: 1
Other Stats:
Zone drops: 0
FIB drops for ports 1-24: 0
XBAR errors for ports 1-24: 0
Other drop count: 0
FC-Aborts: 0
Last clearing of "show interface" counters : never
fc1/2
Rx 5 min rate bit/sec: 0
Tx 5 min rate bit/sec: 0
Rx 5 min rate bytes/sec: 0
Tx 5 min rate bytes/sec: 0
Rx 5 min rate frames/sec: 0
Tx 5 min rate frames/sec: 0
Total Stats:
Rx total frames: 0
Tx total frames: 0
Rx total bytes: 0
Tx total bytes: 0
Rx total multicast: 0
Tx total multicast: 0
Rx total broadcast: 0
Tx total broadcast: 0
Rx total unicast: 0
Tx total unicast: 0
Rx total discards: 0
Tx total discards: 0
Rx total errors: 0
Tx total errors: 0
Rx class-2 frames: 0
Tx class-2 frames: 0
Rx class-2 bytes: 0
Tx class-2 bytes: 0
Rx class-2 frames discards: 0
Rx class-2 port reject frames: 0
Rx class-3 frames: 0
Tx class-3 frames: 0
Rx class-3 bytes: 0
Tx class-3 bytes: 0
Rx class-3 frames discards: 0
Rx class-f frames: 0
Tx class-f frames: 0
Rx class-f bytes: 0
Tx class-f bytes: 0
Rx class-f frames discards: 0
Link Stats:
Rx Link failures: 0
Rx Sync losses: 0
Rx Signal losses: 0
Rx Primitive sequence protocol errors: 0
Rx Invalid transmission words: 0
Rx Invalid CRCs: 0
Rx Delimiter errors: 0
Rx fragmented frames: 0
Rx frames with EOF aborts: 0
Rx unknown class frames: 0
Rx Runt frames: 0
Rx Jabber frames: 0
Rx too long: 0
Rx too short: 0
Rx FEC corrected blocks: 0
Rx FEC uncorrected blocks: 0
Rx Link Reset(LR) while link is active: 0
Tx Link Reset(LR) while link is active: 0
Rx Link Reset Responses(LRR): 0
Tx Link Reset Responses(LRR): 0
Rx Offline Sequences(OLS): 0
Tx Offline Sequences(OLS): 0
Rx Non-Operational Sequences(NOS): 0
Tx Non-Operational Sequences(NOS): 0
BB_SCs credit resend actions: 0
BB_SCr Tx credit increment actions: 0
Loop Stats:
Rx F8 type LIP sequence errors: 0
Tx F8 type LIP sequence errors: 0
Rx Non F8 type LIP sequence errors: 0
Tx Non F8 type LIP sequence errors: 0
Congestion Stats:
Tx Timeout discards: 0
Tx Credit loss: 0
TxWait 2.5us due to lack of transmit credits: 0
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
RxWait 2.5us due to lack of receive credits: 0
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Rx B2B credit remaining: 1
Tx B2B credit remaining: 0
Tx Low Priority B2B credit remaining: 0
Rx B2B credit transitions to zero: 0
Tx B2B credit transitions to zero: 1
Other Stats:
Zone drops: 0
FIB drops for ports 1-24: 0
XBAR errors for ports 1-24: 0
Other drop count: 0
FC-Aborts: 0
Last clearing of "show interface" counters : never
...
The following example shows how to display detailed counters for all interfaces and the links are operating in the Extended
Receiver Ready (ER_RDY) or high-low (double-queue) mode:

Note
|
This command output is applicable for Cisco MDS NX-OS Release 8.4(2) and later releases. The command output varies if you
are using Cisco MDS NX-OS Release 8.4(1a) or earlier releases.
|
switch# show interface counters detailed
fc1/1
Rx 5 min rate bit/sec: 192
Tx 5 min rate bit/sec: 256
Rx 5 min rate bytes/sec: 24
Tx 5 min rate bytes/sec: 32
Rx 5 min rate frames/sec: 0
Tx 5 min rate frames/sec: 0
Total Stats:
Rx total frames: 325
Tx total frames: 328
Rx total bytes: 21304
Tx total bytes: 27008
Rx total multicast: 0
Tx total multicast: 0
Rx total broadcast: 0
Tx total broadcast: 0
Rx total unicast: 325
Tx total unicast: 328
Rx total discards: 0
Tx total discards: 0
Rx total errors: 0
Tx total errors: 0
Rx class-2 frames: 0
Tx class-2 frames: 0
Rx class-2 bytes: 0
Tx class-2 bytes: 0
Rx class-2 frames discards: 0
Rx class-2 port reject frames: 0
Rx class-3 frames: 6
Tx class-3 frames: 9
Rx class-3 bytes: 384
Tx class-3 bytes: 504
Rx class-3 frames discards: 0
Rx class-f frames: 319
Tx class-f frames: 319
Rx class-f bytes: 20920
Tx class-f bytes: 26504
Rx class-f frames discards: 0
Link Stats:
Rx Link failures: 0
Rx Sync losses: 0
Rx Signal losses: 0
Rx Primitive sequence protocol errors: 0
Rx Invalid transmission words: 0
Rx Invalid CRCs: 0
Rx Delimiter errors: 0
Rx fragmented frames: 0
Rx frames with EOF aborts: 0
Rx unknown class frames: 0
Rx Runt frames: 0
Rx Jabber frames: 0
Rx too long: 0
Rx too short: 0
Rx FEC corrected blocks: 0
Rx FEC uncorrected blocks: 0
Rx Link Reset(LR) while link is active: 2
Tx Link Reset(LR) while link is active: 1
Rx Link Reset Responses(LRR): 3
Tx Link Reset Responses(LRR): 2
Rx Offline Sequences(OLS): 2
Tx Offline Sequences(OLS): 3
Rx Non-Operational Sequences(NOS): 0
Tx Non-Operational Sequences(NOS): 0
Loop Stats:
Rx F8 type LIP sequence errors: 0
Tx F8 type LIP sequence errors: 0
Rx Non F8 type LIP sequence errors: 5
Tx Non F8 type LIP sequence errors: 2
Congestion Stats:
Tx Timeout discards: 0
Tx Credit loss: 0
BB_SCs credit resend actions: 0
BB_SCr Tx credit increment actions: 0
TxWait 2.5us due to lack of transmit credits: 0
Percentage TxWait not available for last 1s/1m/1h/72h: 0%/0%/0%/0%
Rx B2B credit remaining for VL 0: 15
Rx B2B credit remaining for VL 1: 15
Rx B2B credit remaining for VL 2: 40
Rx B2B credit remaining for VL 3: 430
Tx B2B credit remaining for VL 0: 15
Tx B2B credit remaining for VL 1: 15
Tx B2B credit remaining for VL 2: 40
Tx B2B credit remaining for VL 3: 430
Rx B2B credit transitions to zero for VL 0: 6
Rx B2B credit transitions to zero for VL 1: 0
Rx B2B credit transitions to zero for VL 2: 0
Rx B2B credit transitions to zero for VL 3: 0
Tx B2B credit transitions to zero for VL 0: 8
Tx B2B credit transitions to zero for VL 1: 1
Tx B2B credit transitions to zero for VL 2: 1
Tx B2B credit transitions to zero for VL 3: 1
Last clearing of "show interface" counters : never
.
.
.
The following example shows how to display detailed counters for a particular interface.

Note
|
This command output is applicable for Cisco MDS NX-OS Release 9.4(4) and later releases.
|
switch# show interface fc1/1 counters detailed
fc1/1
Rate Stats:
Rx 5 min rate bit/sec: 0
Tx 5 min rate bit/sec: 0
Rx 5 min rate bytes/sec: 0
Tx 5 min rate bytes/sec: 0
Rx 5 min rate frames/sec: 0
Tx 5 min rate frames/sec: 0
Total Stats:
Rx total frames: 16
Tx total frames: 17
Rx total bytes: 1312
Tx total bytes: 1232
Rx bytes/frame average frame size: 82
Tx bytes/frame average frame size: 72
Rx total multicast: 0
Tx total multicast: 0
Rx total broadcast: 0
Tx total broadcast: 0
Rx total unicast: 16
Tx total unicast: 17
Rx total discards: 0
Tx total discards: 0
Rx total errors: 0
Tx total errors: 0
Rx class-2 frames: 0
Tx class-2 frames: 0
Rx class-2 bytes: 0
Tx class-2 bytes: 0
Rx class-2 frames discards: 0
Rx class-2 port reject frames: 0
Rx class-3 frames: 16
Tx class-3 frames: 17
Rx class-3 bytes: 1312
Tx class-3 bytes: 1232
Rx class-3 frames discards: 0
Rx class-f frames: 0
Tx class-f frames: 0
Rx class-f bytes: 0
Tx class-f bytes: 0
Rx class-f frames discards: 0
Link Stats:
Rx Link failures: 0
Rx Sync losses: 0
Rx Signal losses: 0
Rx Primitive sequence protocol errors: 0
Rx Invalid transmission words: 0
Rx Invalid CRCs: 0
Rx Delimiter errors: 0
Rx fragmented frames: 0
Rx frames with EOF aborts: 0
Rx unknown class frames: 0
Rx Runt frames: 0
Rx Jabber frames: 0
Rx too long: 0
Rx too short: 0
Rx Link Reset(LR) while link is active: 0
Tx Link Reset(LR) while link is active: 0
Rx Link Reset Responses(LRR): 0
Tx Link Reset Responses(LRR): 1
Rx Offline Sequences(OLS): 0
Tx Offline Sequences(OLS): 1
Rx Non-Operational Sequences(NOS): 0
Tx Non-Operational Sequences(NOS): 0
BB_SCs credit resend actions: 0
BB_SCr Tx credit increment actions: 0
Loop Stats:
Rx F8 type LIP sequence errors: 0
Tx F8 type LIP sequence errors: 0
Rx Non F8 type LIP sequence errors: 0
Tx Non F8 type LIP sequence errors: 0
Congestion Stats:
Tx Timeout discards: 0
Tx Credit loss: 0
TxWait 2.5us due to lack of transmit credits: 0
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
Rx B2B credit remaining: 0
Tx B2B credit remaining: 0
Tx Low Priority B2B credit remaining: 0
Rx B2B credit transitions to zero: 1
Tx B2B credit transitions to zero: 3
Last clearing of "show interface" counters : never
The following example shows how to display detailed counters for a specific port channel interface which is operating in R_RDY
and ER_RDY modes:
switch# show interface port-channel 4 counters detailed
port-channel4
39709968 frames, 85296973744 bytes received
0 class-2 frames, 0 bytes received
0 class-2 discards
0 F_BSY frames, 0 F_RJT frames
generated against class-2 frames
0 port reject frames
39709950 class-3 frames, 85296972600 bytes received
18 class-f frames, 1144 bytes received
0 discards, 0 errors received
0 discards, 0 errors transmitted
3061772 frames, 6576648708 bytes transmitted
0 class-2 frames, 0 bytes transmitted
3061754 class-3 frames, 6576647592 bytes transmitted
0 class-3 frames discarded
18 class-f frames, 1116 bytes transmitted
0 class-f frames discarded
0 multicast packets received, 0 transmitted
0 broadcast packets received, 0 transmitted
39709968 unicast packets received, 3061772 transmitted
0 timeout discards, 0 credit loss
0 link failures, 0 sync losses, 0 signal losses
0 primitive sequence protocol errors
0 invalid transmission words
0 invalid CRCs, 0 Delimiter Errors
0 address identifier errors
0 link reset received while link is active
0 link reset transmitted while link is active
0 Offline Sequence errors received
0 Offline Sequence errors transmitted
0 frames received that are shorter than
the minimum allowable frame length
regardless of the CRC/FCS error
0 frames received that are longer than
the maximum frame length and also have a
CRC/FCS error
2.5us TxWait due to lack of transmit credits for VL 0-3: 0, 0, 0, 8470722
6582015 2.5us TxWait due to lack of transmit credits
0 frames received with length greater
than what was agreed to in FLOGI/PLOGI
0 frames received with length less than
the minimum indicated by the frame header
0 link reset responses received
0 link reset responses transmitted
0 non-operational sequences received
0 non-operational sequences transmitted
0 fragmented frames received
0 frames received with EOF aborts
0 unknown class frames received
0 8b10b disparity errors
0 frames discarded
0 Exchange Link Parameters switch fabric
internal link service request failures
Transmit B2B credit transitions to zero for VL 0-3: 0, 0, 0, 643676
Receive B2B credit transitions to zero for VL 0-3: 0, 0, 0, 0
1297804 Transmit B2B credit transitions to zero
0 Receive B2B credit transitions to zero
0 Enhanced Inter Switch Link (EISL) frames
discarded
0 framing errors
0 F8 type LIP sequence errors received
0 F8 type LIP sequence errors issued
0 Non F8 type LIP sequence errors received
0 Non F8 type LIP sequence errors issued
0 fec corrected blocks
0 fec uncorrected blocks
0 BB_SCs credit resend actions, 0 BB_SCr Tx credit increment actions
Percentage TxWait not available for last 1s/1m/1h/72h: 0%/16%/0%/0%
The following example shows how to display Ethernet MAC statistics for an IPStorage interface used for FCIP from Cisco MDS
9000 NX-OS Release 9.4(3):
switch# show interface IPStorage 1/1 counters detailed
IPStorage1/1
Rate Stats:
Rx 5 minutes input rate bits/sec: 0
Rx 5 minutes input rate bytes/sec: 0
Rx 5 minutes input rate packets/sec: 0
Tx 5 minutes input rate bits/sec: 0
Tx 5 minutes input rate bytes/sec: 0
Tx 5 minutes input rate packets/sec: 0
Total Stats:
Rx packets input: 0
Rx bytes: 0
Rx multicast frames: 0
Rx broadcast frames: 0
Rx errors: 0
Rx queue drops: 0
Rx if-down drops: 0
Rx RED drops: 0
Rx bad ether type drops: 0
Rx bad protocol drops: 0
Tx packets output: 0
Tx bytes: 0
Tx underruns: 0
Tx multicast frames: 0
Tx broadcast frames: 0
Tx errors: 0
Tx collisions: 0
Tx ARP drops: 0
Tx if-down drops: 0
MAC Error Stats
Rx packets with FCS or align errors: 0
Rx packets with length < min: 0
Rx packets with length < min & FCS error: 0
Rx packets with length > max: 0
Rx packets with length > max & FCS error: 0
Rx packets with PCI error: 0
Rx packets with GMX/SPX/PCI error: 0
Rx packets dropped by RED buffer exhaustion: 0
Rx free buffers went below RED threshold count: 0
Rx L2 multicast packets: 0
Rx L2 broadcast packets: 0
Rx packets dropped by dest MAC filter: 0
Rx packets dropped due to a full receive FIFO: 0
Rx total MAC errors: 0
Tx packets dropped in PKO queue: 0
Tx packets sent with single collision: 0
Tx packets sent with multiple collisions: 0
Tx packets dropped due to excessive collisions: 0
Tx packets delayed count: 0
Tx total MAC errors: 0
The following example shows how to display aggregate counters information for an interface:
switch# show interface fc1/3 aggregate-counters
fc1/3
5 minutes input rate 192 bits/sec, 24 bytes/sec, 0 frames/sec
5 minutes output rate 160 bits/sec, 20 bytes/sec, 0 frames/sec
40022 frames input, 2081144 bytes
0 class-2 frames, 0 bytes
40022 class-3 frames, 2081144 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors, 0 CRC/FCS
0 unknown class, 0 too long, 0 too short
40022 frames output, 1760968 bytes
0 class-2 frames, 0 bytes
40022 class-3 frames, 1760968 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors
0 input OLS, 0 LRR, 0 NOS, 0 loop inits
0 output OLS, 0 LRR, 0 NOS, 0 loop inits
0 link failures, 0 sync losses, 0 signal losses
0 transmit B2B credit transitions to zero
0 receive B2B credit transitions to zero
32 receive B2B credit remaining
80 transmit B2B credit remaining
80 low priority transmit B2B credit remaining
The following example shows how to display aggregate counters information for an interface and the link is operating in the
ER_RDY or high-low (double-queue) mode:
switch# show interface fc1/1 aggregate-counters
fc1/1
5 minutes input rate 128 bits/sec, 16 bytes/sec, 0 frames/sec
5 minutes output rate 160 bits/sec, 20 bytes/sec, 0 frames/sec
9344 frames input, 531016 bytes
0 discards, 0 errors, 0 CRC/FCS
0 unknown class, 0 too long, 0 too short
9344 frames output, 537392 bytes
0 discards, 0 errors
0 Zone drops
0 FIB drops for ports 1-16
0 XBAR errors for ports 1-16
0 Other drop count for ports 1-1
2 input OLS, 5 LRR, 1 NOS, 0 loop inits
11 output OLS, 11 LRR, 1 NOS, 0 loop inits
1 link failures, 0 sync losses, 0 signal losses
Transmit B2B credit transitions to zero for VL 0-3: 12, 8, 8, 8
Receive B2B credit transitions to zero for VL 0-3: 8, 4, 4, 4
Transmit B2B credit remaining for VL 0-3: 15, 15, 40, 430
Receive B2B credit remaining for VL 0-3: 15, 15, 40, 430
This example displays the TxWait history graphs for the Fibre Channel interface 1/19:
switch# show interface fc 1/19 txwait-history
TxWait history for port fc1/19:
==============================
999999999999999999999999999999999999999999999999999999999999
222222221222222222222122222212222212222222222222222222222212
443444458044442444545545445474455494340535444434314444434454
1000
900 ############################################################
800 ############################################################
700 ############################################################
600 ############################################################
500 ############################################################
400 ############################################################
300 ############################################################
200 ############################################################
100 ############################################################
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5 0 5 0 5 0 5 0 5 0
Tx Credit Not Available per second (last 60 seconds)
# = TxWait (ms)
55555554
555222220000000000000000000000000000000000000000000000000000
............................................................
430222290000000000000000000000000000000000000000000000000000
60
54 #######
48 #######
42 ########
36 ########
30 ########
24 ########
18 ########
12 ########
6 ########
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5 0 5 0 5 0 5 0 5 0
Tx Credit Not Available per minute (last 60 minutes)
# = TxWait (secs)
000000000000000000000000000000000000000000000000000000000000000000000000
3600
3240
2880
2520
2160
1800
1440
1080
720
360
0....5....1....1....2....2....3....3....4....4....5....5....6....6....7.7
0 5 0 5 0 5 0 5 0 5 0 5 0 2
Tx Credit Not Available per hour (last 72 hours)
# = TxWait (secs)
This example displays the RxWait history graphs for the Ethernet interface 1/47:
switch# show interface eth1/47 rxwait-history
RxWait history for port Eth1/47:
==============================
788777778777777877777778877877877778777877777777777877777778
900999990999999099999990099099099990999099999999999199999990
1000
900
800
700
600
500
400
300
200
100 ############################################################
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5 0 5 0 5 0 5 0 5 0
RxWait per second (last 60 seconds)
# = RxWait (ms)
1
444444444557000000000000000000000000000000000000000000000000
............................................................
777777777587000000000000000000000000000000000000000000000000
60
54
48
42
36
30
24
18 #
12 #
6 ############
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5 0 5 0 5 0 5 0 5 0
RxWait per minute (last 60 minutes)
# = RxWait (secs)
2 1 1
7 2 5 9
000000000000000006060002000000000000000000000009000000000000000000000001
3600
3240
2880
2520
2160
1800
1440
1080
720
360 # #
0....5....1....1....2....2....3....3....4....4....5....5....6....6....7.7
0 5 0 5 0 5 0 5 0 5 0 5 0 2
RxWait per hour (last 72 hours)
# = RxWait (secs)
The following example shows that TTS must be configured on the Cisco MDS 48-Port 64-Gbps Fibre Channel Switching Module (DS-X9748-3072K9)
to use FEC at 16-Gbps speed:
switch# show interface fc7/1
fc7/1 is down (FEC on this module requires TTS to function at 16 Gbps)
...
To resolve this error, configure the switchport fec tts command on the interface.
The following example shows how to display the buffer to buffer credit information for a switch port:
switch# show interface fc1/1 bbcredit
fc1/1 is up
Transmit B2B Credit is 16
Receive B2B Credit is 16
17 receive B2B credit remaining
16 transmit B2B credit remaining
The following example shows how to display information about the in-band interface:
switch# show interface sup-fc0
sup-fc0 is up
Hardware is FastEthernet, address is 0000.0000.0000
MTU 2596 bytes, BW 1000000 Kbit
66 packets input, 7316 bytes
Received 0 multicast frames, 0 compressed
0 input errors, 0 frame, 0 overrun 0 fifo
64 packets output, 28068 bytes, 0 underruns
0 output errors, 0 collisions, 0 fifo
0 carrier errors
The following example shows how to display information about a VSAN interface:
switch# show interface vsan 2
vsan2 is up, line protocol is up
WWPN is 10:00:00:05:30:00:59:1f, FCID is 0xb90100
Internet address is 10.1.1.1/24
MTU 1500 bytes, BW 1000000 Kbit
0 packets input, 0 bytes, 0 errors, 0 multicast
0 packets output, 0 bytes, 0 errors, 0 dropped
The following example shows how to display description information for all interfaces:
switch# show interface description
fc1/1
no description
fc1/2
no description
fc1/15
fcAnl
sup-fc0 is up
mgmt0 is up
vsan1 - IPFC interface
port-channel 15
no description
port-channel 98
no description
The following example shows how to display the debounce time information for Ethernet interfaces:
switch# show interface ethernet1/3 debounce
--------------------------------------------------------------------------------
Port Debounce time Value(ms) Debounce(link-up) Value(ms)
--------------------------------------------------------------------------------
Eth1/3 enable 100
The following example shows how to display the FCoE interface information:
switch# show interface ethernet1/3 fcoe
Ethernet1/3 is FCoE UP
vfc1/3 is bound
The following example shows how to display the flow control information for Ethernet interfaces:
switch# show interface ethernet1/3 flowcontrol
--------------------------------------------------------------------------------
Port Send FlowControl Receive FlowControl RxPause TxPause
admin oper admin oper
--------------------------------------------------------------------------------
Eth1/3 off off off off 0 0
The following example shows how to display the interface layer 2 information for Ethernet interfaces:
switch# show interface ethernet1/3 switchport
Name: Ethernet1/3
Switchport: Enabled
Switchport Monitor: Not enabled
Operational Mode: trunk
Access Mode VLAN: 1 (default)
Trunking Native Mode VLAN: 1 (default)
Trunking VLANs Allowed: 1-4094
Administrative private-vlan primary host-association: none
Administrative private-vlan secondary host-association: none
Administrative private-vlan primary mapping: none
Administrative private-vlan secondary mapping: none
Administrative private-vlan trunk native VLAN: none
Administrative private-vlan trunk encapsulation: dot1q
Administrative private-vlan trunk normal VLANs: none
Administrative private-vlan trunk private VLANs: none
Operational private-vlan: none
The following example shows how to display brief information for a range of interfaces:
switch# show interface fc1/1-16 brief
-------------------------------------------------------------------------------
Interface Vsan Admin Admin Status Oper Oper Port-channel
Mode Trunk Mode Speed
Mode (Gbps)
-------------------------------------------------------------------------------
fc1/1 1 auto on down -- -- --
fc1/2 1 auto on fcotAbsent -- -- --
fc1/3 1 F -- notConnected -- -- --
fc1/4 1 auto on fcotAbsent -- -- --
fc1/5 1 F -- up F 2 --
fc1/6 1 auto on fcotAbsent -- -- --
fc1/7 1 auto on down -- -- --
fc1/8 1 auto on fcotAbsent -- -- --
fc1/9 1 auto on fcotAbsent -- -- --
fc1/10 1 auto on fcotAbsent -- -- --
fc1/11 1 auto on down -- -- --
fc1/12 1 auto on fcotAbsent -- -- --
fc1/13 1 auto on down -- -- --
fc1/14 1 auto on fcotAbsent -- -- --
fc1/15 1 auto on down -- -- --
fc1/16 1 auto on fcotAbsent -- -- --
-------------------------------------------------------------------------------
Interface Status IP Address Speed MTU
-------------------------------------------------------------------------------
sup-fc0 up -- 1 Gbps 2596
-------------------------------------------------------------------------------
Interface Status IP Address Speed MTU
-------------------------------------------------------------------------------
mgmt0 up 173.95.112/24 100 Mbps 1500
-------------------------------------------------------------------------------
Interface Status IP Address Speed MTU
-------------------------------------------------------------------------------
vsan1 up 10.1.1.1/24 1 Gbps 1500
The following example shows how to display counter information for an FCIP interface:
switch# show interface fcip 3 counters
fcip3
TCP Connection Information
2 Active TCP connections
Control connection: Local 43.1.1.2:3225, Remote 43.1.1.1:65532
Data connection: Local 43.1.1.2:3225, Remote 43.1.1.1:65534
30 Attempts for active connections, 0 close of connections
TCP Parameters
Path MTU 1500 bytes
Current retransmission timeout is 300 ms
Round trip time: Smoothed 10 ms, Variance: 5
Advertised window: Current: 122 KB, Maximum: 122 KB, Scale: 1
Peer receive window: Current: 114 KB, Maximum: 114 KB, Scale: 1
Congestion window: Current: 2 KB, Slow start threshold: 1048560 KB
5 minutes input rate 64 bits/sec, 8 bytes/sec, 0 frames/sec
5 minutes output rate 64 bits/sec, 8 bytes/sec, 0 frames/sec
910 frames input, 84652 bytes
910 Class F frames input, 84652 bytes
0 Class 2/3 frames input, 0 bytes
0 Error frames timestamp error 0
908 frames output, 84096 bytes
908 Class F frames output, 84096 bytes
0 Class 2/3 frames output, 0 bytes
0 Error frames 0 reass frames
The following example displays display detailed counters information for all interfaces:
switch# show interface counters
fc1/1
5 minutes input rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
0 frames input, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors, 0 CRC/FCS
0 unknown class, 0 too long, 0 too short
0 frames output, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors
0 FC-Aborts
0 Zone drops
0 FIB drops for ports 1-24
0 XBAR errors for ports 1-24
0 Other drop count for ports 1-1
0 timeout discards, 0 credit loss
0 input OLS, 0 LRR, 0 NOS, 0 loop inits
0 output OLS, 0 LRR, 0 NOS, 0 loop inits
0 link failures, 0 sync losses, 0 signal losses
1 Transmit B2B credit transitions to zero
0 Receive B2B credit transitions to zero
0 2.5us TxWait due to lack of transmit credits
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
0 2.5us RxWait due to lack of receive credits
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
1 receive B2B credit remaining
0 transmit B2B credit remaining
0 low priority transmit B2B credit remaining
Last clearing of "show interface" counters: never
fc1/2
5 minutes input rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
0 frames input, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors, 0 CRC/FCS
0 unknown class, 0 too long, 0 too short
0 frames output, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors
Tx FC-Aborts
0 Zone drops
0 FIB drops for ports 1-24
0 XBAR errors for ports 1-24
0 Other drop count for ports 2-2
0 timeout discards, 0 credit loss
0 input OLS, 0 LRR, 0 NOS, 0 loop inits
0 output OLS, 0 LRR, 0 NOS, 0 loop inits
0 link failures, 0 sync losses, 0 signal losses
1 Transmit B2B credit transitions to zero
0 Receive B2B credit transitions to zero
0 2.5us TxWait due to lack of transmit credits
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
0 2.5us RxWait due to lack of receive credits
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
1 receive B2B credit remaining
0 transmit B2B credit remaining
0 low priority transmit B2B credit remaining
Last clearing of "show interface" counters: never
...
The following example displays display detailed counters information for fc1/2 interfaces:
switch# show interface fc1/2 counters
fc1/2
5 minutes input rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
5 minutes output rate 0 bits/sec, 0 bytes/sec, 0 frames/sec
0 frames input, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors, 0 CRC/FCS
0 unknown class, 0 too long, 0 too short
0 frames output, 0 bytes
0 class-2 frames, 0 bytes
0 class-3 frames, 0 bytes
0 class-f frames, 0 bytes
0 discards, 0 errors
Tx FC-Aborts
0 Zone drops
0 FIB drops for ports 1-24
0 XBAR errors for ports 1-24
0 Other drop count for ports 2-2
0 timeout discards, 0 credit loss
0 input OLS, 0 LRR, 0 NOS, 0 loop inits
0 output OLS, 0 LRR, 0 NOS, 0 loop inits
0 link failures, 0 sync losses, 0 signal losses
1 Transmit B2B credit transitions to zero
0 Receive B2B credit transitions to zero
0 2.5us TxWait due to lack of transmit credits
Percentage TxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
0 2.5us RxWait due to lack of receive credits
Percentage RxWait for last 1s/1m/1h/72h: 0%/0%/0%/0%
1 receive B2B credit remaining
0 transmit B2B credit remaining
0 low priority transmit B2B credit remaining
Last clearing of "show interface" counters: never
The following example displays detailed counters for a specific FCIP interface (Cisco MDS 9250i Multiservice Fabric Switch):
switch# show interface fcip 1 counters
fcip1
TCP Connection Information
5 Active TCP connections
23 Attempts for active connections, 5 close of connections
Path MTU 1500 bytes
Current retransmission timeout is 200 ms
Current Send Buffer Size: 149580 KB, Requested Send Buffer Size: 125000 KB
CWM Burst Size: 50 KB
CONN<0>
Data connection: Local 10.1.1.6:3225, Remote 10.1.1.12:65489
TCP Parameters
Advertized window: Current: 24580 KB, Maximum: 24580 KB, Scale: 7
Peer receive window: Current: 4095 KB, Maximum: 4095 KB, Scale: 6
Congestion window: Current: 3686 KB, Slow start threshold: 3998 KB
Measured RTT : 500000 us Min RTT: 500000 us Max RTT: 0 us
Round trip time: Smoothed 24 ms, Variance: 12 Jitter: 150 us
TCP Connection Rate
Input Bytes: 0.00 MB/sec, Output Bytes: 0.00 MB/sec
Input Frames: 0/sec, Output Frames: 0/sec
CONN<1>
Data connection: Local 10.1.1.6:3225, Remote 10.1.1.12:65487
TCP Parameters
Advertized window: Current: 24580 KB, Maximum: 24580 KB, Scale: 7
Peer receive window: Current: 487 KB, Maximum: 487 KB, Scale: 6
Congestion window: Current: 438 KB, Slow start threshold: 462 KB
Measured RTT : 500000 us Min RTT: 500000 us Max RTT: 0 us
Round trip time: Smoothed 24 ms, Variance: 12 Jitter: 150 us
TCP Connection Rate
Input Bytes: 0.00 MB/sec, Output Bytes: 0.00 MB/sec
Input Frames: 0/sec, Output Frames: 0/sec
CONN<2>
Data connection: Local 10.1.1.6:3225, Remote 10.1.1.12:65485
TCP Parameters
Advertized window: Current: 24580 KB, Maximum: 24580 KB, Scale: 7
Peer receive window: Current: 477 KB, Maximum: 477 KB, Scale: 6
Congestion window: Current: 429 KB, Slow start threshold: 453 KB
Measured RTT : 500000 us Min RTT: 500000 us Max RTT: 0 us
Round trip time: Smoothed 24 ms, Variance: 12 Jitter: 150 us
TCP Connection Rate
Input Bytes: 0.00 MB/sec, Output Bytes: 0.00 MB/sec
Input Frames: 0/sec, Output Frames: 0/sec
CONN<3>
Data connection: Local 10.1.1.6:3225, Remote 10.1.1.12:65483
TCP Parameters
Advertized window: Current: 24580 KB, Maximum: 24580 KB, Scale: 7
Peer receive window: Current: 488 KB, Maximum: 488 KB, Scale: 6
Congestion window: Current: 439 KB, Slow start threshold: 463 KB
Measured RTT : 500000 us Min RTT: 500000 us Max RTT: 0 us
Round trip time: Smoothed 24 ms, Variance: 12 Jitter: 150 us
TCP Connection Rate
Input Bytes: 0.00 MB/sec, Output Bytes: 0.00 MB/sec
Input Frames: 0/sec, Output Frames: 0/sec
CONN<4>
Control connection: Local 10.1.1.6:3225, Remote 10.1.1.12:65481
TCP Parameters
Advertized window: Current: 8121 KB, Maximum: 24580 KB, Scale: 7
Peer receive window: Current: 331 KB, Maximum: 332 KB, Scale: 6
Congestion window: Current: 50 KB, Slow start threshold: 373 KB
Measured RTT : 19 us Min RTT: 20 us Max RTT: 23 us
Round trip time: Smoothed 1 ms, Variance: 1 Jitter: 150 us
TCP Connection Rate
Input Bytes: 0.00 MB/sec, Output Bytes: 0.00 MB/sec
Input Frames: 0/sec, Output Frames: 0/sec
5 minutes input rate 288 bits/sec, 36 bytes/sec, 0 frames/sec
5 minutes output rate 224 bits/sec, 28 bytes/sec, 0 frames/sec
1158 frames input, 140560 bytes
1158 Class F frames input, 140560 bytes
0 Class 2/3 frames input, 0 bytes
0 Reass frames
0 Error frames timestamp error 0
1160 frames output, 121564 bytes
1160 Class F frames output, 121564 bytes
0 Class 2/3 frames output, 0 bytes
0 Error frames
IP compression statistics
101228 rxbytes
65375 rxbytes compressed, 1224 rxbytes non-compressed
1.52 rx compression ratio
84968 txbytes
57154 txbytes compressed, 0 txbytes non-compressed
1.49 tx compression ratio
IP compression flow control statistics
0 bytes queued for hw compression
0 queued for hardware compression
0 queued for hardware decompression
0 slowed tcp flow control
0 accelerated tcp flow control
0 side band flow control ON
0 side band flow control OFF
IP compression hung statistics
0 times compression engine hung detected
0 jobs replayed for hardware compression
0 jobs replayed for hardware decompression
0 compression jobs not processed during compression engine reset
0 compression response job not processed during compression engine reset
0 decompression jobs not processed during decompression engine reset
0 decompression response job not processed during decompression engine reset
The following example displays brief counters for a range of FCIP interfaces (Cisco MDS 9250i Multiservice Fabric Switch):
switch# show interface fcip 1-12 counters brief
-----------------------------------------------------------------------
Interface Input (rate is 5 min avg) Output (rate is 5 min avg)
----------------------------- -----------------------------
Rate Total Rate Total
MB/s Frames MB/s Frames
-----------------------------------------------------------------------
fcip1 191 1155974124 225 1363537690
fcip2 173 1046686124 227 1372311228
fcip3 0 0 0 0
fcip4 0 0 0 0
fcip5 0 0 0 0
fcip6 0 0 0 0
fcip7 189 1143612956 221 1339130294
fcip8 194 1167499884 218 1317700800
fcip9 0 0 0 0
fcip10 0 0 0 0
The following example shows how to display brief counter information for all interfaces:
switch# show interface counters brief
-------------------------------------------------------------------------------
Interface Input (rate is 5 min avg) Output (rate is 5 min avg)
----------------------------- -----------------------------
Rate Total Rate Total
MB/s Frames MB/s Frames
-------------------------------------------------------------------------------
fc9/1 0 0 0 0
fc9/2 0 0 0 0
fc9/3 0 0 0 0
fc9/4 0 0 0 0
...
-------------------------------------------------------------------------------
Interface Input (rate is 5 min avg) Output (rate is 5 min avg)
----------------------------- -----------------------------
Rate Total Rate Total
MB/s Frames MB/s Frames
-------------------------------------------------------------------------------
iscsi4/1 0 0 0 0
iscsi4/2 0 0 0 0
iscsi4/3 0 0 0 0
iscsi4/4 0 0 0 0
...
vsan10 is up, line protocol is up
WWPN is 10:00:00:05:30:00:07:23, FCID is 0xee0001
Internet address is 10.1.1.5/24
MTU 1500 bytes, BW 1000000 Kbit
0 packets input, 0 bytes, 0 errors, 0 multicast
0 packets output, 0 bytes, 0 errors, 0 dropped
-------------------------------------------------------------------------------
Interface Input (rate is 5 min avg) Output (rate is 5 min avg)
----------------------------- -----------------------------
Rate Total Rate Total
MB/s Frames MB/s Frames
-------------------------------------------------------------------------------
port-channel 100 0 0 0 0
-------------------------------------------------------------------------------
Interface Input (rate is 5 min avg) Output (rate is 5 min avg)
----------------------------- -----------------------------
Rate Total Rate Total
Mbits/s Frames Mbits/s Frames
-------------------------------------------------------------------------------
fcip2 0 0 0 0
fcip3 9 0 9 0
fcip6 8 0 8 0
fcip7 8 0 8 0
The following example displays the FCIP interface counters for a specified interface (Cisco MDS 9250i Multiservice Fabric
Switch):
switch# show interface fcip 1
fcip1 is trunking
Hardware is IPStorage
Port WWN is 20:2b:54:7f:ee:1c:2f:a0
Peer port WWN is 20:2b:00:2a:6a:1b:4f:90
Admin port mode is auto, trunk mode is on
snmp link state traps are enabled
Port mode is TE
Port vsan is 1
Speed is 5 Gbps
Trunk vsans (admin allowed and active) (1-2)
Trunk vsans (up) (1)
Trunk vsans (isolated) (2)
Trunk vsans (initializing) ()
Interface last changed at Fri Sep 15 05:23:27 2000
Using Profile id 1 (interface IPStorage1/1)
Peer Information
Peer Internet address is 20.1.1.2 and port is 3225
Write acceleration mode is configured off
Tape acceleration mode is configured off
Tape Accelerator flow control buffer size is automatic
FICON XRC Accelerator is configured off
Ficon Tape acceleration configured off for all vsans
IP Compression is enabled and set for auto
Maximum number of TCP connections is 4
QOS control code point is 0
QOS data code point is 0
TCP Connection Information
4 Active TCP connections
Local 20.1.1.1:3225, Remote 20.1.1.2:65461
0 host table full 0 target entries in use
9 Attempts for active connections, 1 close of connections
TCP Parameters
Path MTU 2500 bytes
Current retransmission timeout is 200 ms
Round trip time: Smoothed 2 ms, Variance: 3 Jitter: 157 us
Advertized window: Current: 21 KB, Maximum: 24580 KB, Scale: 5
Peer receive window: Current: 22 KB, Maximum: 23 KB, Scale: 5
Congestion window: Current: 50 KB, Slow start threshold: 1950 KB
Current Send Buffer Size: 16406 KB, Requested Send Buffer Size: 16384 KB
CWM Burst Size: 50 KB
Measured RTT : 14 us Min RTT: 14 us Max RTT: 118 us
5 minutes input rate 1606903776 bits/sec, 200862972 bytes/sec, 91958 frames/sec
5 minutes output rate 1895828792 bits/sec, 236978599 bytes/sec, 108506 frames/sec
1150774702 frames input, 2513619834588 bytes
5299 Class F frames input, 702192 bytes
1150769403 Class 2/3 frames input, 2513619132396 bytes
45778 Reass frames
0 Error frames timestamp error 0
1357408380 frames output, 2964570149576 bytes
4646 Class F frames output, 515904 bytes
1357403734 Class 2/3 frames output, 2964569633672 bytes
0 Error frames
The following example shows how to display information about a Gigabit Ethernet interface:
switch# show interface gigabitethernet 4/1
GigabitEthernet4/1 is up
Hardware is GigabitEthernet, address is 0005.3000.2e12
Internet address is 100.1.1.2/24
MTU 1500 bytes, BW 1000000 Kbit
Port mode is IPS
Speed is 1 Gbps
Beacon is turned off
5 minutes input rate 32 bits/sec, 4 bytes/sec, 0 frames/sec
5 minutes output rate 88 bits/sec, 11 bytes/sec, 0 frames/sec
637 packets input, 49950 bytes
0 multicast frames, 0 compressed
0 input errors, 0 frame, 0 overrun 0 fifo
659 packets output, 101474 bytes, 0 underruns
0 output errors, 0 collisions, 0 fifo
0 carrier errors
The following example shows how to display information about an iSCSI interface:
switch# show interface iscsi 2/1
iscsi2/1 is up
Hardware is GigabitEthernet
Port WWN is 20:41:00:05:30:00:50:de
Admin port mode is ISCSI
Port mode is ISCSI
Speed is 1 Gbps
iSCSI initiator is identified by name
Number of iSCSI session: 7, Number of TCP connection: 7
Configured TCP parameters
Local Port is 3260
PMTU discover is disabled
Keepalive-timeout is 1 sec
Minimum-retransmit-time is 300 ms
Max-retransmissions 8
Sack is disabled
Minimum available bandwidth is 0 kbps
Estimated round trip time is 0 usec
5 minutes input rate 265184 bits/sec, 33148 bytes/sec, 690 frames/sec
5 minutes output rate 375002168 bits/sec, 46875271 bytes/sec, 33833 frames/sec
iSCSI statistics
6202235 packets input, 299732864 bytes
Command 6189718 pdus, Data-out 1937 pdus, 1983488 bytes, 0 fragments
146738794 packets output, 196613551108 bytes
Response 6184282 pdus (with sense 4), R2T 547 pdus
Data-in 140543388 pdus, 189570075420 bytes
The following example shows how to display transceiver information for a Fibre Channel interface:
switch# show interface fc2/5 transceiver
fc2/5 fcot is present
name is CISCO-INFINEON
part number is V23848-M305-C56C
revision is A3
serial number is 30000474
fc-transmitter type is short wave laser
cisco extended id is unknown (0x0)
The following example shows how to display information about a Fibre Channel tunnel interface:
switch# show interface fc-tunnel 200
fc-tunnel 200 is up
Dest IP Addr: 200.200.200.7 Tunnel ID: 200
Source IP Addr: 200.200.200.4 LSP ID: 1
Explicit Path Name:
The following example shows how to display hardware port information for a Fibre Channel interface:
switch# show interface fc1/24 capabilities
Min Speed is 1 Gbps
Max Speed is 4 Gbps
FC-PH Version (high, low) (0,6)
Receive data field size (max/min) (2112/256) bytes
Transmit data field size (max/min) (2112/128) bytes
Classes of Service supported are Class 2, Class 3, Class F
Class 2 sequential delivery supported
Class 3 sequential delivery supported
Hold time (max/min) (100/1) micro sec
BB state change notification supported
Maximum BB state change notifications 14
Rate Mode change supported
Rate Mode Capabilities Shared Dedicated
Receive BB Credit modification supported yes yes
FX mode Receive BB Credit (min/max/default) (0/0/0) (1/60/16)
ISL mode Receive BB Credit (min/max/default) -- (2/60/16)
Performace buffer modification supported no no
Out of Service capable yes
Beacon mode configurable yes

Note
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The maximum credit can be configured only if we move other ports to minimum credits.
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