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QSW-3900-24-SFP-DC
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Qtech QSW-3900-24-SFP-DC [415/634] 5 spanning tree remote loop detect

QTECH(config)#spanning-tree mode stp

14.1.15 spanning-tree remote-loop-detect

Use spanning-tree remote-loop-detect command to enable remote loop

detect. Use no spanning-tree remote-loop-detect command to disable remote

loop detect.

spanning-tree remote-loop-detect

no spanning-tree remote-loop-detect

【Command configuration mode】

Global configuration mode and interface configuration mode

【Usage】

Batch processthe interface in global configuration mode needed keyword.

【Example】

！Enable spanning-tree remote-loop-detect interface of Ethernet 0/0/1, and

ethernet 0/0/3

QTECH(config)#spanning-tree remote-loop-detect interface ethernet 0/0/1

14-19

Содержание

User s manual 1
Command line reference manual 2
Intelligent routing switch 2
Qtech qsw 3900 10 ge 2
User s manual 2
C o n t e n t 5
Chapter 15 802 x configuration command 15 1 16
Chapter 16 sntp client configuration command 16 1 17
Chapter 1 switch logging in command 25
Switch logging in command 25
Configure terminal 26
Enable 27
Hostname 30
Interface 32
Interface range 33
Show muser 36
Show username 37
Terminal language 38
Timeout 39
Username username privilege 41
Username change password 43
Chapter 2 port configuration command 45
Ethernet interface configuration command 45
Clear interface 46
Description 49
Duplex 50
Flow control 51
Ingress acceptable frame 52
Ingress filtering 54
Priority 55
Show description 56
Show interface 57
Show statistics interface 58
Shutdown 59
Switchport access 62
Switchport mode 64
Changes tagged into untagged in addition configure a port to be a trunk one 65
Configure ethernet 0 0 1 to be trunk port 65
Discrete numbers are separated by and sequential numbers use such as 2 65
Example 65
Into tagged and if a port configures to be an access one the vlan mode 65
Port if a port configures to be a trunk port the vlan mode changes untagged 65
Qtech config if ethernet 0 0 1 switchport mode trunk 65
Switchport trunk allowed vlan 65
Then create a vlan this port will automatically be added to the vlan 65
Use switchport mode command to configure a port to be trunk port or access 65
Vlan list can be discrete numbers sequential numbers or both 65
8 10 20 vlan list in the following context expresses the same 66
No switchport trunk native 66
Pvid of trunk port use no switchport trunk native vlan command to restore 66
Qtech config if ethernet 0 0 1 switchport trunk allowed vlan 3 4 70 150 66
Switchport trunk native vlan 66
Switchport trunk native vlan vlan id 66
The default vlan id 66
Use switchport trunk native vlan command to configure the default vlan id 66
Show statistics dynamic interface 69
Show utilization interface 70
Local switch 71
Interface mirror configuration command 72
Mirror destination interface 72
Mirror source interface 73
Port car configuration command 75
Show mirror 75
Port car 76
Port car open time 76
Port car rate 78
Show port car 78
Channel group 79
Port lacp configuration command 79
Channel group mode 80
Channel group load balance 82
Lacp system priority 83
Lacp port priority 85
Show lacp internal 86
Show lacp sys id 86
Show lacp neighbor 87
Port alarm configuration command 88
Alarm all packets 89
Alarm all packets threshold 90
Show alarm all packets 91
Show alarm all packets interface 92
Chapter 3 vlan configuration command 95
Description 95
Vlan configuration 95
Show vlan 96
Switchport 97
Gvrp configuration command 101
Show gvrp 103
Show gvrp interface 103
Garp permit vlan 105
Qinq command 106
Show garp permit vlan 106
Dtag inner tpid 107
Dtag outer tpid 108
Dtag mode 109
Show dag 110
Dtag insert 111
Dtag swap 112
Show dag insert 112
Show dag swap 113
Dtag pass through 114
Show dag pass through 114
Arp proxy 117
Chapter 4 ip interface configuration 117
Chapter 4 ip interface configuration command 117
Command 117
Ip interface configuration command 117
Interface vlan interface 118
Interface supervlan interface 119
Ip address 120
Ip address primary 122
Ip address range 123
Ip def cpu 123
Show ip interface supervlan interface 124
Show ip interface vlan interface 125
Subvlan 126
Arp configuration command 129
Chapter 5 arp configuration command 129
Arp aging 131
Show arp 132
Arp attack protect 134
Show arp aging 134
Show arp attack protect 135
Arp anti attack limit 136
Arp anti attack permit 137
Arp dos protect 138
Show arp anti attack 138
Show arp dos protect 139
Arp overwrite 140
Show arp overwrite 141
Chapter 6 dhcp configuration command 142
Dhcp configuration command 142
Dhcp option82 142
Option8 142
Option82 142
Dhcp option82 strategy 143
Option82 143
Option82 strateg 143
Option82 strategy drop keep replace 143
Dhcp relay 145
Dhcp relay hide server ip 145
Hide server i 146
Hide server ip 146
Dhcp server 147
Dhcp snooping 149
Dhcp snooping trust 149
Dhcp snooping max clients 150
Ip source guard 151
Show dhcp relay 152
Hide server i 153
Hide server ip 153
Show dhcp relay hide server ip 153
Show dhcp server 153
Show dhcp server inerface 154
Show dhcp snooping 155
Show dhcp snooping clients 156
Chapter 7 local ip address pool 157
Chapter 7 local ip address pool configuration command 157
Configuration command 157
Dhcp client 157
Local ip address pool configuration command 157
Dns primary ip 159
Dns second ip 160
Dns suffix 161
Gateway 162
Ip bind 164
Ip pool 165
Section 167
Show dhcp client 168
Show ip bind 169
Show ip pool 169
Wins primary ip 170
Wins second ip 171
Chapter 8 static routing configuration 173
Chapter 8 static routing configuration command 173
Command 173
Ip route 173
Static routing configuration command 173
Show ip route 175
Chapter 9 rip configuration command 177
Rip configuration command 177
Auto summary 178
Host route 179
Ip rip authentication 179
Ip rip input 181
Ip rip metricin 182
Ip rip metricout 183
Ip rip output 184
Ip rip split 185
Ip rip version 186
Ip rip work 188
Network 189
Router rip 190
Ip prefix list 191
Ip prefix list default 194
Redistribute 196
Show ip prefix list 196
Distribute list 199
Show ip rip 200
Show ip rip interface 201
Chapter 10 ospf configuration command 203
Ospf configuration command 203
Area authentication 204
Area default cost 206
Area range 207
Area stub 209
Area virtual link 211
Default information originate 215
Default redistribute metric 216
Default redistribute type 218
Ip ospf authentication key 219
0 ip ospf cost 221
1 ip ospf dead interval 222
2 ip ospf hello interval 223
3 ip ospf message digest key 225
4 ip ospf network 226
5 ip ospf priority 228
6 ip ospf retransmit interval 231
7 ip ospf transmit delay 232
8 network area 234
9 redistribute 235
0 router id 238
1 router ospf 239
2 show ip ospf 240
3 show ip ospf border routers 241
4 show ip ospf cumulative 242
5 show ip ospf database 243
6 show ip ospf error 243
7 show ip ospf interface 244
8 show ip ospf neighbor 245
0 show ip ospf retrans list 246
9 show ip ospf request list 246
1 show ip ospf virtual link 247
2 show ip route ospf 248
3 show router id 249
Chapter 11 multicast protocol configuration 251
Chapter 11 multicast protocol configuration command 251
Command 251
Multicast mac address 251
Static multicast configuration command 251
Multicast mac address vlan interface 252
Show multicast 254
Igmp snooping and gmrp configuration command 255
Igmp snooping 257
Igmp snooping host aging time 258
Igmp snooping max response time 259
Igmp snooping fast leave 260
Igmp snooping group limit 261
Igmp snooping permit deny group 261
Igmp snooping route port forward 262
Igmp snooping multicast vlan 263
0 show gmrp 264
1 show gmrp interface 265
2 garp permit multicast mac address 267
3 show garp permit multicast 268
4 show igmp snooping 269
Igmp configuration command 269
Ip igmp 270
Ip igmp access group 271
Ip igmp last member query interval 273
Ip igmp query interval 274
Ip igmp query max response time 277
Ip igmp static group 278
Ip igmp create group 280
Ip igmp robustness varible 282
Ip igmp limit group 284
0 ip igmp version 286
1 ip multicast routing 287
2 show ip igmp groups 288
3 show ip igmp interface 289
Ip pim dense mode 291
Pim configuration command 291
Ip pim neighbor limit 292
Ip pim neighbor policy 294
Ip pim query interval 295
Ip pim sparse mode 297
Ip pim bsr border 298
Show ip mroute 300
Show ip pim neighbor 301
0 show ip pim interface 302
1 show ip pim rp info 303
2 show ip pim bsr 304
3 source policy 305
4 static rp 306
5 bsr candidate 307
6 rp candidate 309
Acl configuration command list 313
Chapter 12 acl configuration command 313
Absolute 314
Access group 316
Access list 318
Access list extended 326
Access list link 329
Access list match order 332
Access list standard 334
Permit deny 337
Periodic 345
0 port isolation 349
1 port isolation group 351
2 show access list config 353
3 show access list config statistic 354
4 show access list runtime 355
5 show access list runtime statistic 356
6 show port isolation 357
7 show time range 357
8 time range 359
Create time range tm1 and enter it 360
Qtech config time range tm1 360
Qtech config timerange tm1 360
Chapter 13 qos configuration command 361
Qos configuration command 361
Clear traffic statistic 362
Line rate 364
Mirrored to 365
Queue scheduler 367
Queue scheduler cos map 369
Queue scheduler dscp map 370
Rate limit 372
Show qos info all 375
Show qos info mirrored to 375
0 show qos info statistic 376
1 show qos info traffic copy to cpu 377
2 show qos info traffic priority 378
3 show qos info traffic redirect 379
4 show qos info traffic statistic 380
5 show qos interface all 380
6 show qos interface line rate 381
7 show qos interface rate limit 382
8 show qos interface statistic 384
9 show queue scheduler 384
0 show queue scheduler cos map 385
1 storm control 385
2 traffic copy to cpu 387
3 traffic priority 389
4 traffic redirect 392
5 traffic statistic 394
Chapter 14 stp configuration command 397
Show spanning tree interface 397
Stp configuration command 397
Show spanning tree remote loop detect interface 399
Spanning tree 400
Spanning tree cost 401
Spanning tree forward time 403
Spanning tree hello time 404
Spanning tree max age 406
Spanning tree port priority 407
Spanning tree mcheck 408
0 spanning tree point to point 409
1 spanning tree portfast 410
2 spanning tree transit limit 411
3 spanning tree priority 412
4 spanning tree mode 414
5 spanning tree remote loop detect 415
6 clear spanning tree 416
Mstp cconfiguration command 417
Spanning tree mst max hops 418
Spanning tree mst name 419
Spanning tree mst revision 420
Spanning tree mst instance vlan 421
Spanning tree mst instance instance num priority 423
Spanning tree mst external cost 424
Spanning tree mst instance cost 425
Spanning tree mst instance port priority 426
0 show spanning tree mst instance interface 427
Show spanning tree mst config id 427
Chapter 15 802 x configuration command 429
Domain configuration command 429
Access limit 430
Default domain name enbale 432
Domain 433
Show domain 435
Radius host binding 436
Radius server configuration command 438
Primary ip 439
Radius host 440
Realtime account 442
Second ip 443
Secret key 444
Show radius host 446
Username format 447
802 x related configuration command 448
Dot1x daemon 450
Dot1x eap finish 453
Dot1x eap transfer 454
Dot1x max user 456
Dot1x port control 457
Dot1x re authenticate 459
Dot1x re authentication 460
Dot1x timeout re authperiod 462
0 dot1x user cut 463
1 show dot1x 464
2 show dot1x daemon 465
3 show dot1x interface 466
4 show dot1x session 467
Display all the onlined authentication users 468
Qtech config show dot1x session 468
Chapter 16 sntp client configuration 469
Chapter 16 sntp client configuration command 469
Command 469
Show sntp client 469
Sntp client configuration command list 469
Sntp client 470
Sntp client authenticate 471
Sntp client authentication key 472
Sntp client broadcastdelay 473
Sntp client mode 474
Sntp client multicast ttl 476
Sntp client poll interval 477
Sntp client retransmit 478
0 sntp client retransmit interval 480
1 sntp client valid server 481
2 sntp server 482
3 sntp trusted key 484
Chapter 17 syslog configiration command 487
Syslog configuration command 487
Show logging 488
Show logging buffered 488
Show logging flash 489
Show logging filter 490
Show debug 491
Logging 492
Logging sequence numbers 493
Logging timestamps 493
Logging language 495
0 logging monitor 496
1 terminal monitor 498
2 logging buffered 499
3 clear logging buffered 501
4 logging flash 501
5 clear logging flash 503
6 logging host 504
7 logging facility 506
8 logging source 507
9 logging snmp agent 508
0 debug 511
1 upload logging 512
Chapter 18 ssh configuration command 515
Show ssh 515
Ssh configuration command list 515
Show keyfile 516
Crypto key generate rsa 517
Crypto key refresh 518
Crypto key zeroize rsa 518
Load keyfile 519
Upload keyfile 520
Qtech upload keyfile public tftp 1 pub txt 521
Chapter 19 vrrp configuration command 523
Ip vrrp 523
Vrrp configuration command list 523
Show vrrp 525
Vrrp ping enable 526
Vrrp preempt 527
Vrrp priority 529
Vrrp timer 530
Buildrun mode continue 533
Chapter 20 switch manage and maintenance 533
Chapter 20 switch manage and maintenance command 533
Command 533
Configuration files management 533
Buildrun mode stop 534
Clear startup config 534
Copy nm interface config startup config 535
Copy running config startup config 537
Copy startup config running config 538
Show running config 538
Show startup config 539
Online loading upgrade program 540
Load application ftp 541
Load application tftp 542
Load application xmodem 544
Load configuration ftp 545
Load configuration tftp 546
Load configuration xmodem 547
Load whole bootrom ftp 548
Load whole bootrom tftp 549
Load whole bootrom xmodem 550
0 upload alarm ftp 551
1 upload alarm tftp 552
2 upload configuration ftp 553
3 upload configuration tftp 554
4 upload logging ftp 555
5 upload logging tftp 557
Reboot 558
Reboot switch 558
Basic configuration and maintenance 559
Broadcast suppression 560
Clock set 561
Clock timezone 562
Discard bpdu 563
Dlf forward 565
Loopback 566
Mac address table 567
Mac address table age time 569
Mac address table learning 570
0 mac address table max mac count 571
1 ping 572
2 show broadcast suppression 573
3 show clock 573
4 show cpu 574
5 show dhcp server clients 575
6 show discard bpdu 576
7 show dlf forward 576
8 show ip fdb 577
9 show mac address table 577
0 show mac address table age time 579
1 show mac address table learning 580
2 show memory 580
3 show system 581
4 show users 581
5 show version 582
6 login access list telnet limit 583
7 tracert 584
Snmp configuration 585
Show snmp community 586
Show snmp contact 587
Show snmp host 588
Show snmp notify 588
Show snmp engineid 589
Show snmp location 589
Show snmp group 590
Show snmp user 591
0 snmp server community 592
Show snmp view 592
1 snmp server contact 594
2 snmp server host 595
3 snmp server location 597
4 snmp server name 598
5 snmp server enable traps 599
6 snmp server trap source 600
7 snmp server engineid 602
8 snmp server view 604
9 snmp server group 605
0 snmp server user 607
Login access list 611
Manage ip restriction configuration 611
Show login access list 613
Telnet client 613
Telnet 614
Show telnet client 615
Stop telnet client 615
Cpu alarm configuration command 616
Alarm cpu 617
Alarm cpu threshold 618
Mail alarm configuration 619
Show alarm cpu 619
Mailalarm 620
Mailalarm server 620
Mailalarm receiver 621
Mailalarm ccaddr 622
Mailalarm smtp authentication 624
Mailalarm logging level 625
Show mailalarm 626
Anti dos attack 627
Anti dos ip fragment 627
Anti dos ip ttl 628
Show anti dos 629
Chapter 21 lldp configuration command 630
Lldp configuration command 630
Lldp hello time 631
Lldp hold time 632
Lldp rx tx rxtx 632

Qtech QSW-3900-24-SFP-DC [415/634] 5 spanning tree remote loop detect

Содержание

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