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SNR S2989G-24TX [493/553] Recorded message to the technical service center of our company
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S2989G-24TX Operation Manual
Chapter 9 Network Time Management Configuration
9-13
recorded message to the technical service center of our company.
Содержание
- Chapter 1 basic management configuration 1 1 1
- Chapter 2 layer 2 services configuration 2 1 1
- Content 1
- Content 1 1
- Efm oam 2 31 2
- Lldp 2 17 2
- Mtu 2 30 2
- Uldp 2 11 2
- Ddm 2 49 3
- Gvrp 2 66 3
- Lldp med 2 41 3
- Port security 2 47 3
- Vlan 2 58 3
- Chapter 3 ip services configuration 3 1 4
- Vlan 2 76 4
- Vlan 2 80 4
- Vlan 2 85 4
- Arp 3 16 5
- Arp guard 3 26 5
- Urpf 3 14 5
- Arp 3 30 6
- Dhcp 3 37 6
- Bfd 4 19 7
- Chapter 4 routing protocol related 7
- Configuration 4 1 7
- Ecmp 4 14 7
- Chapter 5 multicast protocol related 8
- Chapter 6 security function configuration 6 1 8
- Configuration 5 25 8
- Igmp 5 28 8
- Vlan 5 45 8
- Radius 6 55 9
- Ssl 6 62 9
- Tacacs 6 53 9
- Vlan 6 45 9
- Mab 6 70 10
- S 6 113 10
- S 6 96 10
- Vlan acl 6 66 10
- Chapter 7 reliability configuration 7 1 11
- Chapter 8 debugging and diagnosis configuration 11
- Erps 7 32 11
- Mrpp 7 13 11
- Mstp 7 1 11
- Q 6 121 11
- Ulpp 7 20 11
- Ulsm 7 28 11
- Copp 8 6 12
- Chapter 10 virtualization configuration 10 1 13
- Chapter 9 network time management 13
- Configuration 9 1 13
- Ntp 9 3 13
- Rspan 8 23 13
- Sntp 9 1 13
- Vsf 10 1 13
- 38 11 11 14
- Chapter 11 ipv6 configuration 11 1 14
- Ra 11 35 14
- Savi 11 37 15
- Chapter 1 basic management 16
- Configuration 16
- Management options 16
- Switch management 16
- In band management 20
- Management via telnet 20
- Management via http 22
- Cli interface 25
- Manage the switch via snmp network management 25
- Software 25
- Configuration modes 26
- User mode 26
- Admin mode 27
- Global mode 27
- Configuration syntax 29
- Shortcut key support 29
- Help function 30
- Input verification 30
- Returned information success 30
- Basic configuration 31
- Basic switch configuration 31
- Telnet management 33
- Example of ssh server configuration 36
- Ssh server configuration task list 36
- Configure switch ip addresses 37
- Switch ip addresses configuration task list 37
- Snmp configuration 38
- Introduction to mib 40
- Introduction to rmon 41
- Snmp configuration 41
- Snmp configuration task list 41
- Typical snmp configuration examples 44
- Switch upgrade 46
- Bootrom upgrade 47
- Ftp tftp upgrade 49
- Introduction to ftp tftp 49
- Ftp tftp configuration 51
- Ftp tftp configuration task list 51
- Ftp tftp configuration examples 53
- Ftp tftp troubleshooting 55
- Ftp troubleshooting 56
- Tftp troubleshooting 56
- File system 57
- File system operation configuration task list 57
- Introduction to file storage devices 57
- Cluster 59
- Introduction to cluster network management 59
- Troubleshooting 59
- Typical applications 59
- Cluster network management configuration 60
- Sequence 60
- Examples of cluster administration 63
- Cluster administration troubleshooting 64
- Chapter 2 layer 2 services 65
- Configuration 65
- Introduction to port 65
- Network port configuration task list 65
- Port configuration 65
- Port configuration example 67
- Port troubleshooting 68
- Introduction to port isolation function 69
- Port isolation 69
- Task sequence of port isolation 69
- Port isolation function typical examples 70
- Function 71
- Introduction to port loopback detection 71
- Port loopback detection 71
- Port loopback detection function configuration 72
- Task list 72
- Port loopback detection function example 74
- Introduction to uldp function 75
- Port loopback detection troubleshooting 75
- Uldp configuration task sequence 76
- Uldp function typical examples 79
- Uldp troubleshooting 80
- Introduction to lldp function 81
- Lldp function configuration task sequence 82
- Lldp function typical example 85
- Lldp function troubleshooting 86
- Introduction to port channel 87
- Port channel 87
- Brief introduction to lacp 88
- Dynamic lacp aggregation 89
- Port channel configuration task list 89
- Static lacp aggregation 89
- Port channel examples 91
- Introduction to mtu 94
- Mtu configuration task sequence 94
- Port channel troubleshooting 94
- Efm oam 95
- Introduction to efm oam 95
- Efm oam configuration 98
- Efm oam example 101
- Efm oam troubleshooting 101
- Bpdu tunnel 102
- Introduction to bpdu tunnel 102
- Bpdu tunnel configuration task list 103
- Examples of bpdu tunnel 104
- Bpdu tunnel troubleshooting 105
- Introduction to lldp med 105
- Lldp med 105
- Lldp med configuration task sequence 105
- Lldp med example 108
- Introduction to port security 111
- Lldp med troubleshooting 111
- Port security 111
- Port security configuration task list 111
- Example of port security 112
- Introduction to ddm 113
- Port security troubleshooting 113
- Brief introduction to ddm 114
- Ddm function 115
- Ddm configuration task list 116
- Examples of ddm 117
- Ddm troubleshooting 122
- Introduction to vlan 122
- Vlan configuration task list 124
- Typical vlan application 126
- Typical application of hybrid port 128
- Introduction to gvrp 130
- Gvrp configuration task list 131
- Example of gvrp 132
- Dot1q tunnel 134
- Gvrp troubleshooting 134
- Introduction to dot1q tunnel 134
- Dot1q tunnel configuration 135
- Typical applications of the dot1q tunnel 136
- Dot1q tunnel troubleshooting 137
- Introduction to vlan translation 137
- Vlan translation 137
- Vlan translation configuration 137
- Typical application of vlan translation 138
- Vlan translation troubleshooting 139
- Dynamic vlan 140
- Dynamic vlan configuration 140
- Introduction to dynamic vlan 140
- Typical application of the dynamic vlan 142
- Dynamic vlan troubleshooting 143
- Introduction to voice vlan 144
- Voice vlan 144
- Typical applications of the voice vlan 145
- Voice vlan configuration 145
- Introduction to multi to one vlan translation 147
- Multi to one vlan translation 147
- Multi to one vlan translation configuration 147
- Voice vlan troubleshooting 147
- Translation 148
- Typical application of multi to one vlan 148
- Introduction to super vlan 149
- Multi to one vlan translation troubleshooting 149
- Super vlan 149
- Super vlan configuration 151
- Typical application of super vlan 152
- Vlan 3 vlan 4 153
- Introduction to mac table 154
- Mac table 154
- Super vlan troubleshooting 154
- Obtaining mac table 155
- Forward or filter 156
- Mac address table configuration task list 157
- Mac table troubleshooting 159
- Typical configuration examples 159
- Introduction to mac notification 160
- Mac notification 160
- Mac notification configuration 160
- Mac notification example 162
- Mac notification troubleshooting 162
- Chapter 3 ip services configuration 163
- Introduction to layer 3 interface 163
- Layer 3 interface 163
- Layer 3 interface configuration task list 163
- Introduction to ipv4 ipv6 165
- Ip configuration 165
- Ip configuration 167
- Configuration examples of ipv4 172
- Ip configuration examples 172
- Configuration examples of ipv6 173
- Introduction to ip forwarding 175
- Ip forwarding 175
- Ipv6 troubleshooting 175
- Introduction to urpf 176
- Ip route aggregation configuration task 176
- Urpf configuration task sequence 177
- Urpf typical example 177
- Introduction to arp 178
- Urpf troubleshooting 178
- Arp configuration task list 179
- Arp troubleshooting 180
- Introduction to l3 station movement 180
- L3 station movement configuration task list 180
- Station movement 180
- Arp scanning prevention 181
- Function 181
- Introduction to arp scanning prevention 181
- Arp scanning prevention configuration task 182
- Sequence 182
- Arp scanning prevention typical examples 183
- Arp scanning prevention troubleshooting help 184
- Overview 185
- Prevent arp spoofing 185
- Prevent arp spoofing configuration 186
- Prevent arp spoofing example 187
- Arp guard 188
- Introduction to arp guard 188
- Arp guard configuration task list 189
- Arp local proxy 189
- Introduction to arp local proxy function 189
- Arp local proxy function configuration task 191
- Typical examples of arp local proxy function 191
- Arp local proxy function troubleshooting 192
- Gratuitous arp 192
- Gratuitous arp configuration task list 192
- Introduction to gratuitous arp 192
- Gratuitous arp configuration example 193
- Configuration 194
- Dynamic arp inspection 194
- Dynamic arp inspection configuration task 194
- Gratuitous arp troubleshooting 194
- Introduction to dynamic arp inspection 194
- Dynamic arp inspection configuration 195
- Example 195
- Introduction to keepalive gateway 197
- Keepalive gateway 197
- Keepalive gateway configuration task list 197
- Keepalive gateway example 198
- Introduction to dhcp 199
- Kepalive gteway troubleshooting 199
- Dhcp server configuration 200
- Dhcp relay configuration 203
- Dhcp configuration examples 204
- Dhcp option 82 207
- Dhcp troubleshooting 207
- Introduction to dhcp option 82 207
- Dhcp option 82 message structure 208
- Option 82 working mechanism 208
- Dhcp option 82 configuration task list 209
- Dhcp option 82 application examples 213
- Dhcp option 82 troubleshooting 215
- Dhcp snooping 215
- Introduction to dhcp snooping 215
- Dhcp snooping configuration task sequence 217
- Dhcp snooping typical application 221
- Dhcp snooping troubleshooting help 222
- Dhcp option 60 and option 43 223
- Dhcp option 60 and option 43 configuration 223
- Introduction to dhcp option 60 and option 43 223
- Task list 223
- Dhcpv6 option 60 and option 43 example 224
- Dhcp option 60 and option 43 troubleshooting 225
- Chapter 4 routing protocol related 226
- Configuration 226
- Routing protocol overview 226
- Routing table 227
- Ip routing policy 228
- Ip routing policy configuration task list 230
- Configuration examples 233
- Troubleshooting 234
- Introduction to default route 235
- Introduction to static route 235
- Static route 235
- Static route configuration examples 236
- Static route configuration task list 236
- Introduction to black hole routing 237
- Ipv4 black hole routing 237
- Black hole routing configuration exmaples 238
- Ipv4 black hole routing configuration task 238
- Black hole routing troubleshooting 239
- Introduction to ecmp 239
- Ecmp configuration task list 240
- Ecmp typical example 240
- Ospf implements ecmp 241
- Static route implements ecmp 241
- Ecmp troubleshooting 243
- Bfd configuration task list 244
- Introduction to bfd 244
- Examples of bfd 246
- Example for linkage of bfd and rip route 247
- Example for linkage of bfd and vrrp 248
- Bfd troubleshooting 250
- Chapter 5 multicast protocol related 250
- Configuration 250
- Introduction to multicast 250
- Multicast 250
- Multicast address 251
- Ip multicast packet transmission 252
- Introduction to igmp 253
- Ip multicast application 253
- Igmp configuration task list 255
- Igmp configuration examples 258
- Igmp snooping 259
- Igmp snooping configuration task list 259
- Igmp troubleshooting 259
- Introduction to igmp snooping 259
- Igmp snooping examples 262
- Igmp proxy 265
- Igmp snooping troubleshooting 265
- Introduction to igmp proxy 265
- Igmp proxy configuration task list 266
- Igmp proxy examples 267
- Igmp proxy troubleshooting 270
- Introductions to multicast vlan 270
- Multicast vlan 270
- Multicast vlan configuration task list 271
- Multicast vlan examples 272
- Chapter 6 security function 274
- Configuration 274
- Introduction to acl 274
- Acl configuration task list 275
- Acl example 292
- Acl troubleshooting 296
- Introduction to 802 x 297
- The work mechanism of 802 x 299
- The encapsulation of eapol messages 300
- The authentication methods of 802 x 302
- The encapsulation of eap attributes 302
- Eap relay mode 303
- Eap termination mode 306
- The extension and optimization of 802 x 307
- The features of vlan allocation 308
- X configuration task list 309
- X application example 312
- Examples of ipv4 radius applications 315
- Examples of ipv6 radius application 316
- X troubleshooting 317
- Introduction to the number limitation function 318
- Of mac and ip in port vlan 318
- Port vlan 318
- The number limitation function of mac and ip in 318
- Port vlan configuration task sequence 319
- The number limitation function of mac and ip in 319
- Port vlan typical examples 321
- The number limitation function of mac and ip in 321
- Port vlan troubleshooting help 322
- The number limitation function of mac and ip in 322
- Am function configuration task list 323
- Introduction to am function 323
- Am function example 324
- Am function troubleshooting 325
- Introduction to tacacs 326
- Tacacs 326
- Tacacs configuration task list 326
- Tacacs scenarios typical examples 327
- Introduction to radius 328
- Radius 328
- Tacacs troubleshooting 328
- Radius configuration task list 330
- Ipv4 radius example 332
- Radius typical examples 332
- Ipv6 radiusexample 333
- Radius troubleshooting 334
- Introduction to ssl 335
- Basic element of ssl 336
- Ssl configuration task list 337
- Ssl troubleshooting 338
- Ssl typical example 338
- Introduction to vlan acl 339
- Vlan acl 339
- Vlan acl configuration task list 340
- Vlan acl configuration example 341
- Vlan acl troubleshooting 342
- Introduction to mab 343
- Mab configuration task list 343
- Mab example 345
- Switch1 346
- Switch2 346
- Introduction to pppoe intermediate agent 348
- Mab troubleshooting 348
- Pppoe intermediate agent 348
- Pppoe intermediate agent exchange process 350
- Pppoe packet format 350
- Pppoe intermediate agent vendor tag frame 352
- Trust port of pppoe intermediate agent 352
- Pppoe intermediate agent configuration task 353
- Pppoe intermediate agent typical application 354
- Captive portal authentication 356
- Captive portal authentication configuration 356
- Pppoe intermediate agent troubleshooting 356
- Captive portal authentication configuration 357
- Captive portal authentication examples 360
- Accounting function configuration 362
- Accounting function examples 363
- Accounting function troubleshooting 364
- Switch 364
- Switch1 364
- Free resource configuration 365
- Authentication 366
- Automatic page pushing after successful 366
- Authentication configuration 367
- Authentication example 367
- Automatic page pushing after successful 367
- Authentication troubleshooting 368
- Automatic page pushing after successful 368
- Introduction to qos 369
- Qos implementation 370
- Basic qos model 371
- Action will cover set int prio of the unrelated action with the color 374
- Action with the color 374
- Figure 6 39 policing and remarking process 374
- Note 1 int prio will be covered with the after setting set int prio of the specific color 374
- Note 2 drop the internal priority of the packets according to intp to intp map source int 374
- Prio means to the obtainable int prio in classification flow or int prio set by the unrelated 374
- Algorith 375
- And dscp value according to pass through cos pass through dscp 375
- Configure class map 375
- Figure 6 40 queuing and scheduling process 375
- Internal priority and then forward the packets according to the priority queue weight and 375
- Note 1 the ingress configures pass through cos pass through dscp to forbid the 375
- Qos configuration task list 375
- Queue management 375
- Queuing and scheduling there are the internal priority for the egress packets the 375
- Rewrite of l2 cos priority and dscp value at the egress obtain l2 cos priority and dscp 375
- Scheduling operation assigns the packets to different priority queues according to the 375
- The drop precedence the following flowchart describes the scheduling operation 375
- Value according to the final int prio of the packets decide whether rewrite l2 cos priority 375
- Qos example 380
- Flow based redirection 383
- Introduction to flow based redirection 383
- Qos troubleshooting 383
- Flow based redirection configuration task 384
- Sequence 384
- Flow based redirection examples 385
- Flow based redirection troubleshooting help 385
- Egress qos 386
- Introduction to egress qos 386
- Drop different color 387
- Dual color or dual 387
- Ingress egress 387
- Packets 387
- Policy 387
- Policy of egress 387
- Sort packet traffic according to the 387
- Tos cos fields 387
- Egress qos configuration 388
- Command resotores the default 391
- Configuration 391
- Set egress cos mapping no 391
- Egress qos examples 392
- Egress qos troubleshooting help 394
- Flexible qinq 394
- Introduction to flexible qinq 394
- Flexible qinq configuration task list 395
- Flexible qinq example 397
- Flexible qinq troubleshooting 399
- Chapter 7 reliability configuration 400
- Introduction to mstp 400
- Operations between mst regions 401
- Operations within an mstp region 401
- Mstp configuration task list 402
- Mstp load balance 402
- Port roles 402
- Mstp example 407
- Mstp troubleshooting 411
- Introduction to mrpp 412
- Mrpp protocol packet types 413
- Mrpp protocol operation system 414
- Mrpp configuration task list 415
- Mrpp typical scenario 416
- Introduction to ulpp 419
- Mrpp troubleshooting 419
- Ulpp configuration task list 421
- Ulpp typical example1 423
- Ulpp typical examples 423
- Ulpp typical example2 425
- Introduction to ulsm 427
- Ulpp troubleshooting 427
- Ulsm configuration task list 428
- Ulsm typical example 429
- Introduction to erps 431
- Ulsm troubleshooting 431
- Erps function 432
- Erps terminology 432
- Failure recovery 433
- Fault switchover 433
- Interconnection ring model 436
- Erps application 437
- Erps configuration 438
- Erps examples 440
- Erps troubleshooting 446
- Chapter 8 debugging and diagnosis 448
- Configuration 448
- Monitor and debug 448
- Traceroute 448
- Traceroute6 449
- Introduce to reload switch after specifid time 451
- Logging 451
- Reload switch after specifid time task list 451
- Reload switch after specified time 451
- And sent by cpu 452
- And sent by cpu task list 452
- Debugging and diagnosis for packets received 452
- Introduction to debugging and diagnosis for 452
- Packets received and sent by cpu 452
- Copp configuration 453
- Introduction to copp 453
- Copp configuration examples 456
- Copp configuration troubleshooting 457
- Priority 459
- Source information format 459
- Timestamp 460
- System information configure sequence 461
- The content indicates the specific contents of the 461
- Instructions 464
- Logbuffer output log 465
- Loghost output log 465
- Trapbuffer output log 465
- Delete logs recorded by logbuffer or trapbuffer 466
- Logfile output log 466
- Record user operation commands 466
- Erratum 467
- Introduction to mirror 468
- Mirror 468
- Mirror configuration task list 468
- Device mirror troubleshooting 469
- Mirror examples 469
- Introduction to rspan 470
- Rspan configuration task list 472
- Typical examples of rspan 473
- Introduction to sflow 477
- Rspan troubleshooting 477
- Sflow configuration task list 478
- Sflow examples 479
- Sflow troubleshooting 480
- Chapter 9 network time management 481
- Configuration 481
- Introduction to sntp 481
- Typical examples of sntp configuration 482
- Introduction to ntp function 483
- Ntp function configuration task list 483
- Typical examples of ntp function 486
- Dnsv4 v6 487
- Introduction to dns 487
- Ntp function troubleshooting 487
- Dnsv4 v6 configuration task list 489
- Typical examples of dns 491
- Dns troubleshooting 492
- Recorded message to the technical service center of our company 493
- Examples of summer time 494
- Introduction to summer time 494
- Summer time 494
- Summer time configuration task sequence 494
- Summer time troubleshooting 495
- Chapter 10 virtualization configuration 496
- Basic concept 498
- Glossary 499
- Lacp mad 500
- Vsf typical application 500
- Bfd mad 501
- Relevant vsf configuration 502
- Lacp mad configuration 504
- Bfd mad configuration 505
- Typical vsf example 506
- Vsf troubleshooting 509
- Chapter 11 ipv6 configuration 511
- Dhcpv6 511
- Introduction to dhcpv6 511
- Dhcpv6 server configuration 512
- Dhcpv6 prefix delegation server configuration 514
- Dhcpv6 relay delegation configuration 514
- Dhcpv6 prefix delegation client configuration 516
- Dhcpv6 configuration examples 517
- Dhcpv6 option37 38 521
- Dhcpv6 troubleshooting 521
- Introduction to dhcpv6 option37 38 521
- Dhcpv6 option37 38 configuration task list 522
- Dhcpv6 option37 38 examples 528
- Dhcpv6 relay option37 38 example 530
- Dhcpv6 option37 38 troubleshooting 531
- Overview 532
- Prevent nd spoofing 532
- Prevent nd spoofing configuration 532
- Black hole routing configuration exmaples 533
- Introduction to black hole routing 533
- Ipv6 black hole routing 533
- Ipv6 black hole routing configuration task 533
- Prevent nd spoofing example 533
- Black hole routing troubleshooting 534
- Ipv6 multicast protocol 535
- Mld configuration task list 536
- Mld typical application 537
- Mld troubleshooting help 538
- Mld snooping 539
- Mld snooping examples 541
- Mld snooping troubleshooting 544
- Introduction to ipv6 security ra 545
- Ipv6 security ra 545
- Ipv6 security ra configuration task sequence 545
- Ipv6 security ra troubleshooting help 546
- Ipv6 security ra typical examples 546
- Introduction to savi 547
- Savi configuration 547
- Savi typical application 551
- Advertisement function 552
- And nd trust functions aggregation switch3 enables dhcpv6 server function and route 552
- Client_1 and client_2 means two different user s pc installed ipv6 protocol 552
- Configuration steps of savi dhcp slaac scene 552
- Enable 552
- Ethernet1 0 2 are uplink ports of switch1 and switch2 respectively enable dhcp trust 552
- Respectively connect with port ethernet1 0 12 of switch1 and port ethernet1 0 13 of 552
- Switch1 config 552
- Switch1 config if ethernet1 0 1 ipv6 dhcp snooping trust 552
- Switch1 config if ethernet1 0 1 ipv6 nd snooping trust 552
- Switch1 config interface ethernet1 0 1 552
- Switch1 config savi check binding probe mode 552
- Switch1 config savi enable 552
- Switch1 config savi ipv6 dhcp slaac enable 552
- Switch2 and enable the source address check function of savi ethernet1 0 1 and 552
- Savi troubleshooting 553
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