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TP-Link TL-SG3109 User Guide - Page 247

show spanning-tree, show spanning-tree [ethernet

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TL-SG3109/TL-SL3428/TL-SL3452 Gigabit Managed Switch Family CLI Reference Guide show spanning-tree The show spanning-tree Privileged EXEC mode command displays spanning-tree configuration. Syntax show spanning-tree [ethernet interface -number| port-channel port-channel-number] [instance instance-id] show spanning-tree [detail] [active | blockedports] [instance instance-id] show spanning-tree mst-configuration Parameters • interface -number- A valid Ethernet port. • port-channel-number - A valid port channel number. • detail - Indicates detailed information. • active - Indicates active ports only. • blockedports - Indicates blocked ports only. • mst-configuration- Indicates the MST configuration identifier. • instance-id-Specifies ID of the spanning tree instance. Default Configuration This command has no default configuration. Command Modes Privileged EXEC mode User Guidelines There are no user guidelines for this command. Examples The following example displays spanning-tree information. Page 246

Section	Page
Cover	1
TP-LINK CLI Reference Guide	2
Table of Contents	2
Section 1. Using the CLI	11
1.1 CLI Command Modes	11
1.1.1 Introduction	11
1.1.2 User EXEC Mode	12
1.1.3 Privileged EXEC Mode	12
1.1.4 Global Configuration Mode	13
1.1.5 Interface Configuration and Specific Configuration Modes	13
1.2 Starting the CLI	14
1.3 Editing Features	15
1.3.1 Entering Commands	15
1.3.1.1 Terminal Command Buffer	15
1.3.1.2 Negating the Effect of Commands	16
1.3.1.3 Command Completion	16
1.3.1.4 Keyboard Shortcuts	16
1.3.1.5 CLI Command Conventions	16
Section 2. AAA Commands	18
aaa authentication login	18
aaa authentication enable	20
login authentication	22
enable authentication	23
ip http authentication	24
ip https authentication	25
show authentication methods	26
password	27
enable password	28
username	29
Section 3. Address Table Commands	30
bridge address	30
bridge multicast filtering	31
bridge multicast address	32
bridge multicast forbidden address	33
bridge multicast forward-all	34
bridge multicast forbidden forward-all	35
bridge aging-time	36
clear bridge	37
port security	38
port security routed secure-address	39
show bridge address-table	40
show bridge address-table static	41
show bridge address-table count	42
show bridge multicast address-table	43
show bridge multicast filtering	45
show ports security	46
Section 4. Clock	48
clock set	48
clock source	49
clock timezone	50
clock summer-time	51
sntp authentication-key	53
sntp authenticate	54
sntp trusted-key	55
sntp client poll timer	56
sntp broadcast client enable	57
sntp anycast client enable	58
sntp client enable (Interface)	59
sntp unicast client enable	60
sntp unicast client poll	61
sntp server	62
show clock	63
show sntp configuration	64
show sntp status	65
Section 5. Configuration and Image Files	66
copy	66
delete	69
delete startup-config	70
show running-config	71
show startup-config	72
Section 6. Ethernet Configuration Commands	73
interface ethernet	73
interface range ethernet	74
shutdown	75
description	76
speed	77
duplex	78
negotiation	79
flowcontrol	80
mdix	81
back-pressure	82
clear counters	83
set interface active	84
show interfaces advertise	85
show interfaces configuration	87
show interfaces status	88
show interfaces description	90
show interfaces counters	91
port storm-control include-multicast	94
port storm-control broadcast enable	95
port storm-control broadcast rate	96
show ports storm-control	97
Section 7. GVRP Commands	98
gvrp enable (Global)	98
gvrp enable (Interface)	99
garp timer	100
gvrp vlan-creation-forbid	101
gvrp registration-forbid	102
clear gvrp statistics	103
show gvrp configuration	104
show gvrp statistics	105
show gvrp error-statistics	106
Section 8. IGMP Snooping Commands	107
ip igmp snooping (Global)	107
ip igmp snooping (Interface)	108
ip igmp snooping host-time-out	109
ip igmp snooping mrouter-time-out	110
ip igmp snooping leave-time-out	111
show ip igmp snooping mrouter	112
show ip igmp snooping interface	113
show ip igmp snooping groups	114
Section 9. IP Addressing Commands	115
ip address	115
ip address dhcp	116
ip default-gateway	117
show ip interface	118
arp	119
arp timeout	120
clear arp-cache	121
show arp	122
ip domain-name	123
ip name-server	124
ip host	125
clear host	126
clear host dhcp	127
show hosts	128
Section 10. LACP Commands	129
lacp system-priority	129
lacp port-priority	130
lacp timeout	131
show lacp ethernet	132
show lacp port-channel	134
Section 11. Line Commands	135
line	135
speed	136
exec-timeout	137
history	138
history size	139
terminal history	140
terminal history size	141
show line	142
Section 12. Management ACL	143
management access-list	143
permit (Management)	145
deny (Management)	146
management access-class	147
show management access-list	148
show management access-class	149
Section 13. PHY Diagnostics Commands	150
test copper-port tdr	150
show copper-ports tdr	151
show copper-ports cable-length	152
show fiber-ports optical-transceiver	153
Section 14. Port Channel Commands	154
interface port-channel	154
interface range port-channel	155
channel-group	156
show interfaces port-channel	157
Section 15. Port Monitor Commands	158
port monitor	158
port monitor vlan-tagging	159
show ports monitor	160
Section 16. QoS Commands	161
qos	161
show qos	162
priority-queue out num-of-queues	163
show qos interface	164
traffic-shape	166
wrr-queue cos-map	167
qos map dscp-queue	168
qos trust (Global)	169
qos trust (Interface)	170
qos cos	171
show qos map	172
Section 17. Radius Commands	173
radius-server host	173
radius-server key	175
radius-server retransmit	176
radius-server source-ip	177
radius-server timeout	178
radius-server deadtime	179
show radius-servers	180
Section 18. RMON Commands	181
show rmon statistics	181
rmon collection history	183
show rmon collection history	184
show rmon history	185
rmon alarm	188
show rmon alarm	190
rmon event	192
show rmon events	193
show rmon log	194
rmon table-size	196
Section 19. SNMP Commands	197
snmp-server community	197
snmp-server view	199
snmp-server group	200
snmp-server user	201
snmp-server engineID local	203
snmp-server enable traps	205
snmp-server filter	206
snmp-server host	207
snmp-server v3-host	208
snmp-server trap authentication	209
snmp-server contact	210
snmp-server location	211
snmp-server set	212
show snmp	213
show snmp engineid	215
show snmp views	216
show snmp groups	217
show snmp filters	219
show snmp users	220
Section 20. Spanning-Tree Commands	221
spanning-tree	221
spanning-tree mode	222
spanning-tree forward-time	223
spanning-tree hello-time	224
spanning-tree max-age	225
spanning-tree priority	226
spanning-tree disable	227
spanning-tree cost	228
spanning-tree port-priority	229
spanning-tree portfast	230
spanning-tree link-type	231
spanning-tree pathcost method	232
spanning-tree bpdu	233
clear spanning-tree detected-protocols	234
spanning-tree guard root	235
spanning-tree mst priority	236
spanning-tree mst max-hops	237
spanning-tree mst port-priority	238
spanning-tree mst cost	239
spanning-tree mst configuration	240
instance (mst)	241
name (mst)	242
revision (mst)	243
show (mst)	244
exit (mst)	245
abort (mst)	246
show spanning-tree	247
Section 21. Syslog Commands	249
logging on	249
logging	250
logging console	251
logging buffered	252
logging buffered size	253
clear logging	254
logging file	255
clear logging file	256
aaa logging	257
file-system logging	258
management logging	259
show logging	260
show logging file	262
show syslog-servers	264
Section 22. System Management	265
ping	265
traceroute	267
reload	269
hostname	270
show users	271
show system	272
show version	273
show system id	274
system language web	275
Section 23. User Interface	276
enable	276
disable	277
login	278
configure	279
exit (Configuration)	280
exit	281
end	282
help	283
terminal data-dump	284
show history	285
show privilege	286
Section 24. VLAN Commands	287
vlan database	287
vlan	288
interface vlan	289
interface range vlan	290
name	291
switchport mode	292
switchport access vlan	293
switchport trunk allowed vlan	294
switchport trunk native vlan	295
switchport general allowed vlan	296
switchport general pvid	297
switchport general ingress-filtering disable	298
switchport general acceptable-frame-type tagged-only	299
switchport forbidden vlan	300
switchport protected	301
ip internal-usage-vlan	302
show vlan	303
show vlan internal usage	304
show interfaces switchport	305
Section 25. Web Server	308
ip http server	308
ip http exec-timeout	309
ip https server	310
ip http port	311
ip https port	312
show ip http	313
Section 26. 802.1x Commands	314
aaa authentication dot1x	314
dot1x system-auth-control	315
dot1x port-control	316
dot1x re-authentication	317
dot1x timeout re-authperiod	318
dot1x re-authenticate	319
dot1x timeout quiet-period	320
dot1x timeout tx-period	321
dot1x max-req	322
dot1x timeout supp-timeout	323
dot1x timeout server-timeout	324
show dot1x	325
show dot1x users	328
show dot1x statistics	330
ADVANCED FEATURES	332
dot1x auth-not-req	332
dot1x multiple-hosts	333
dot1x single-host-violation	334
dot1x guest-vlan	335
dot1x guest-vlan enable	336
show dot1x advanced	337