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# Specify file soft-version2.bin as the boot file for the next boot for all members.

<IRF> boot-loader file soft-version2.bin slot all main

This command will set the boot file of the specified board. Continue? [Y/N]:y

The specified file will be used as the main boot file at the next reboot on slot 1!

The specified file will be used as the main boot file at the next reboot on slot 2!

# Reboot the device. The software version is upgraded now.

<IRF> reboot

Table of Contents7
- Default Chapter3
  - About this Manual3
- 1 Obtaining the Documentation8
  - H3C Website8
  - Software Release Notes8
- 2 Product Features9
  - Introduction to Product9
  - Feature Lists9
- 3 Features11
Ethernet Interface Configuration37
- Ethernet Interface Configuration38
  - General Ethernet Interface Configuration38
  - Displaying and Maintaining an Ethernet Interface49
Link Aggregation Configuration50
- Link Aggregation Configuration51
- Overview51
- Link Aggregation Configuration Task List55
- Configuring an Aggregation Group56
  - Configuring a Static Aggregation Group56
  - Configuring a Dynamic Aggregation Group57
- Configuring an Aggregate Interface57
- Configuring a Load Sharing Mode for Load-Sharing Link Aggregation Groups59
- Displaying and Maintaining Link Aggregation60
- Link Aggregation Configuration Examples60
Dldp Configuration68
- DLDP Configuration69
- Overview69
  - DLDP Introduction70
  - DLDP Fundamentals70
- DLDP Configuration Task List76
- Enabling DLDP77
- Setting DLDP Mode77
- Setting the Delaydown Timer78
- Setting the Interval for Sending Advertisement Packets78
- Setting the Port Shutdown Mode78
- Configuring DLDP Authentication79
- Resetting DLDP State79
  - Resetting DLDP State in System View80
  - Resetting DLDP State in Port View/Port Group View80
- Displaying and Maintaining DLDP80
- DLDP Configuration Example81
- Troubleshooting82
Lldp Configuration84
- Introduction to LLDP85
- LLDP Configuration85
- LLDP Configuration Task List88
- Performing Basic LLDP Configuration88
- Configuring the Encapsulation Format for Lldpdus92
- Configuring CDP Compatibility93
  - Configuration Prerequisites94
  - Configuring CDP Compatibility94
- Configuring the Encapsulation Format of the Management Address93
- Configuring LLDP Trapping94
- Displaying and Maintaining LLDP95
- LLDP Configuration Examples95
  - LLDP Basic Configuration Example95
  - CDP-Compatible LLDP Configuration Example98
Mstp Configuration100
- MSTP Configuration102
- Configuration Task List115
- Configuring the Root Bridge117
- Configuring Leaf Nodes129
- Performing Mcheck132
- Configuring Digest Snooping133
- Configuring no Agreement Check135
  - Configuration Prerequisites136
  - Configuration Example137
- Configuring Protection Functions137
- Displaying and Maintaining MSTP141
- MSTP Configuration Example142
Smart Link Configuration146
- Smart Link Configuration147
- Smart Link Overview147
  - Terminology147
  - Operating Mechanism of Smart Link148
- Configuring a Smart Link Device149
  - Configuration Prerequisites149
  - Smart Link Device Configuration Example150
- Configuring an Associated Device151
  - Associated Device Configuration Example152
- Displaying and Maintaining Smart Link152
- Smart Link Configuration Examples152
  - Single Smart Link Group Configuration Example152
  - Multiple Smart Link Groups Load Sharing Configuration Example154
Monitor Link Configuration158
- Monitor Link Configuration159
- Overview159
  - Terminology159
  - How Monitor Link Works159
- Configuring Monitor Link160
- Displaying and Maintaining Monitor Link161
Table of Contents164
- 1 VLAN Configuration165
- 2 Isolate-User-VLAN Configuration182
- 3 Voice VLAN Configuration187
Table of Contents196
- Gvrp Configuration197
- Introduction to GVRP197
- Configuring GVRP Functions200
- GVRP Configuration Task List200
- Configuring GARP Timers201
- Displaying and Maintaining GVRP202
- GVRP Configuration Examples203
Table of Contents207
- Introduction to Qinq208
- Qinq Configuration208
- Configuring Basic Qinq212
  - Enabling Basic Qinq212
- Configuring Selective Qinq212
  - Configuring an Outer VLAN Tagging Policy212
- Qinq Configuration Task List212
- Configuring the TPID Value in VLAN Tags213
- Qinq Configuration Examples213
  - Basic Qinq Configuration Example213
  - Comprehensive Selective Qinq Configuration Example216
Bpdu Tunneling Configuration219
- BPDU Tunneling Configuration220
- Introduction to BPDU Tunneling220
  - Background220
  - BPDU Tunneling Implementation221
- Configuring BPDU Tunneling223
- BPDU Tunneling Configuration Examples224
  - BPDU Tunneling for STP Configuration Example224
  - BPDU Tunneling for PVST Configuration Example226
Ethernet Oam Configuration228
- Ethernet OAM Configuration229
- Ethernet OAM Overview229
- Configuring Basic Ethernet OAM Functions233
- Ethernet OAM Configuration Task List233
- Configuring Link Monitoring234
- Displaying and Maintaining Ethernet OAM Configuration236
- Enabling OAM Loopback Testing236
- Ethernet OAM Configuration Example237
Connectivity Fault Detection Configuration239
- Connectivity Fault Detection Configuration240
- Overview240
- Basic Configuration Tasks244
- CFD Configuration Task List244
- Configuring CC on Meps246
  - Configuration Prerequisites247
  - Configuring Procedure247
- Configuring LB on Meps247
  - Configuration Procedure248
- Configuring LT on Meps248
- CFD Configuration Examples249
- Displaying and Maintaining CFD249
Rrpp Configuration254
- RRPP Configuration255
- RRPP Overview255
- RRPP Configuration Task List264
- Configuring Master Node265
- Configuring Transit Node266
- Configuring Edge Node268
- Configuring Assistant Edge Node269
- Configuring Ring Group270
  - Configuration Prerequisites271
  - Configuring Ring Group271
- Displaying and Maintaining RRPP271
- RRPP Typical Configuration Examples272
- Troubleshooting287
Port Mirroring Configuration289
- Introduction to Port Mirroring290
  - Classification of Port Mirroring290
  - Implementing Port Mirroring290
- Port Mirroring Configuration290
- Configuring Local Port Mirroring292
- Configuring Remote Port Mirroring293
- Displaying and Maintaining Port Mirroring296
- Port Mirroring Configuration Examples296
  - Local Port Mirroring Configuration Example296
  - Remote Port Mirroring Configuration Example297
IP Addressing Configuration302
- IP Addressing Configuration303
- IP Addressing Overview303
- Configuring IP Addresses305
  - Assigning an IP Address to an Interface305
  - IP Addressing Configuration Example306
- Displaying and Maintaining IP Addressing307
Table of Contents308
- 1 ARP Configuration310
- 2 Proxy ARP Configuration316
- 3 ARP Attack Defense Configuration322
Table of Contents333
- 1 DHCP Overview335
- 2 DHCP Relay Agent Configuration343
- 3 DHCP Client Configuration354
- 4 DHCP Snooping Configuration357
- 5 BOOTP Client Configuration365
DNS Configuration368
- DNS Configuration369
- DNS Overview369
- Configuring the DNS Client372
  - Configuring Static Domain Name Resolution372
  - Configuring Dynamic Domain Name Resolution372
- Configuring the DNS Proxy373
- Displaying and Maintaining DNS373
- DNS Configuration Examples373
- Troubleshooting DNS Configuration378
IP Performance Optimization Configuration379
- Enabling Reception and Forwarding of Directed Broadcasts to a Directly Connected Network380
- IP Performance Optimization Configuration380
- IP Performance Overview380
- Configuring TCP Optional Parameters382
- Configuring ICMP to Send Error Packets383
- Displaying and Maintaining IP Performance Optimization385
Ipv6 Basics Configuration390
- Ipv6 Basics Configuration391
- Ipv6 Overview391
- Configuring Basic Ipv6 Functions400
  - Enabling Ipv6400
  - Configuring an Ipv6 Unicast Address400
- Ipv6 Basics Configuration Task List400
- Configuring Ipv6 NDP402
- Configuring PMTU Discovery405
  - Configuring a Static PMTU for a Specified Ipv6 Address405
  - Configuring the Aging Time for Dynamic Pmtus405
- Configuring Icmpv6 Packet Sending406
- Configuring Ipv6 TCP Properties406
- Configuring Ipv6 DNS Client408
  - Configuring Static Ipv6 Domain Name Resolution408
  - Configuring Dynamic Ipv6 Domain Name Resolution408
- Displaying and Maintaining Ipv6 Basics Configuration409
- Ipv6 Configuration Example410
- Troubleshooting Ipv6 Basics Configuration415
  - Dual Stack Overview417
  - Configuring Dual Stack417
Sflow Configuration419
- Sflow Configuration420
- Sflow Overview420
  - Introduction to Sflow420
  - Operation of Sflow420
- Configuring Sflow421
- Displaying and Maintaining Sflow421
- Sflow Configuration Example422
- Troubleshooting Sflow Configuration423
  - The Remote Sflow Collector Cannot Receive Sflow Packets423
IP Routing Overview425
- IP Routing and Routing Table426
  - Routing426
  - Routing Table426
- IP Routing Overview426
- Routing Protocol Overview428
  - Static Routing and Dynamic Routing428
  - Routing Protocols and Routing Priority428
- Displaying and Maintaining a Routing Table429
Static Routing Configuration431
- Introduction432
- Static Routing Configuration432
- Configuring a Static Route433
  - Configuration Prerequisites433
  - Configuration Procedure433
- Detecting Reachability of the Static Route's Nexthop434
  - Detecting Nexthop Reachability through Track434
- Displaying and Maintaining Static Routes435
- Static Route Configuration Example435
  - Basic Static Route Configuration Example435
Multicast Overview444
- Introduction to Multicast445
- Multicast Overview445
- Multicast Models449
- Multicast Architecture450
  - Multicast Addresses451
  - Multicast Protocols454
- Multicast Packet Forwarding Mechanism456
Igmp Snooping Configuration457
- IGMP Snooping Configuration458
- IGMP Snooping Overview458
- IGMP Snooping Configuration Task List462
- Configuring Basic Functions of IGMP Snooping463
- Configuring IGMP Snooping Port Functions464
- Configuring IGMP Snooping Querier468
- Configuring an IGMP Snooping Policy471
- Displaying and Maintaining IGMP Snooping475
- IGMP Snooping Configuration Examples476
- Troubleshooting IGMP Snooping Configuration484
  - Switch Fails in Layer 2 Multicast Forwarding484
  - Configured Multicast Group Policy Fails to Take Effect484
Multicast VLAN Configuration485
- Introduction to Multicast VLAN486
- Multicast VLAN Configuration486
- Configuring Sub-VLAN-Based Multicast VLAN488
  - Configuration Prerequisites488
- Multicast VLAN Configuration Task List488
- Configuring Port-Based Multicast VLAN489
- Displaying and Maintaining Multicast VLAN491
- Multicast VLAN Configuration Examples491
  - Sub-VLAN-Based Multicast VLAN Configuration491
  - Port-Based Multicast VLAN Configuration495
Mld Snooping Configuration498
- MLD Snooping Configuration499
- MLD Snooping Overview499
- MLD Snooping Configuration Task List503
- Configuring Basic Functions of MLD Snooping504
  - Configuration Prerequisites504
  - Enabling MLD Snooping504
- Configuring MLD Snooping Port Functions505
- Configuring MLD Snooping Querier509
- Configuring an MLD Snooping Policy512
- Displaying and Maintaining MLD Snooping516
- MLD Snooping Configuration Examples517
- Troubleshooting MLD Snooping524
  - Switch Fails in Layer 2 Multicast Forwarding524
  - Configured Ipv6 Multicast Group Policy Fails to Take Effect525
Ipv6 Multicast VLAN Configuration526
- Introduction to Ipv6 Multicast VLAN527
- Ipv6 Multicast VLAN Configuration527
- Configuring Ipv6 Sub-VLAN-Based Ipv6 Multicast VLAN529
  - Configuration Prerequisites529
  - Configuring Sub-VLAN-Based Ipv6 Multicast VLAN529
- Ipv6 Multicast VLAN Configuration Task List529
- Configuring Port-Based Ipv6 Multicast VLAN530
- Displaying and Maintaining Ipv6 Multicast VLAN532
- Ipv6 Multicast VLAN Configuration Examples532
  - Sub-VLAN-Based Multicast VLAN Configuration Example532
  - Port-Based Multicast VLAN Configuration Example535
Table of Contents540
- 1 Qos Overview542
- 2 Qos Policy Configuration546
- 3 Priority Mapping555
- 5 Congestion Management570
- 6 Traffic Mirroring Configuration578
User Profile Configuration581
- User Profile Configuration582
  - User Profile Overview582
  - Displaying and Maintaining User Profile584
Aaa Configuration587
- AAA Configuration589
- Introduction to AAA589
- Introduction to RADIUS590
- Introduction to HWTACACS595
  - Differences between HWTACACS and RADIUS595
  - Basic Message Exchange Process of HWTACACS596
- AAA Configuration Task List598
  - RADIUS Configuration Task List599
  - HWTACACS Configuration Task List600
- Protocols and Standards598
- Configuring AAA600
- Configuring RADIUS610
- Configuring HWTACACS618
- AAA Configuration Examples623
- Troubleshooting AAA628
  - Troubleshooting RADIUS628
  - Troubleshooting HWTACACS629
Ead Fast Deployment Configuration630
- 802.1X Overview632
- Configuring 802.1X644
- Configuring a Guest VLAN647
- Configuring an Auth-Fail VLAN647
- Displaying and Maintaining 802.1X648
- 802.1X Configuration Example649
- Guest VLAN and VLAN Assignment Configuration Example651
- ACL Assignment Configuration Example654
- EAD Fast Deployment Configuration656
- EAD Fast Deployment Overview656
  - Overview656
  - EAD Fast Deployment Implementation656
- Configuring EAD Fast Deployment657
  - Configuration Prerequisites657
  - Configuration Procedure657
- Displaying and Maintaining EAD Fast Deployment658
- EAD Fast Deployment Configuration Example659
- Troubleshooting EAD Fast Deployment660
  - Users Cannot be Redirected Correctly660
Habp Configuration661
- HABP Configuration662
Mac Authentication Configuration666
- MAC Authentication Configuration667
- MAC Authentication Overview667
  - RADIUS-Based MAC Authentication667
  - Local MAC Authentication667
- Related Concepts668
- Configuring MAC Authentication669
  - Configuration Prerequisites669
  - Configuration Procedure669
- Configuring a Guest VLAN670
  - Configuration Prerequisites670
  - Configuration Procedure670
- Displaying and Maintaining MAC Authentication671
- MAC Authentication Configuration Examples671
Portal Configuration677
- Portal Configuration678
- Portal Overview678
- Portal Configuration Task List683
- Basic Portal Configuration684
  - Configuration Prerequisites684
  - Configuration Procedure684
- Configuring a Portal-Free Rule685
- Configuring an Authentication Subnet686
- Logging out Users686
- Displaying and Maintaining Portal687
- Specifying a Mandatory Authentication Domain687
- Portal Configuration Examples688
- Troubleshooting Portal700
  - Inconsistent Keys on the Access Device and the Portal Server700
  - Incorrect Server Port Number on the Access Device701
Port Security Configuration702
- Introduction to Port Security703
- Port Security Configuration703
- Port Security Configuration Task List706
- Enabling Port Security707
  - Configuration Prerequisites707
  - Configuration Procedure707
- Setting the Maximum Number of Secure MAC Addresses707
- Setting the Port Security Mode708
  - Configuration Prerequisites708
  - Configuring Procedure709
- Configuring Port Security Features709
- Configuring Secure MAC Addresses711
  - Configuration Prerequisites711
  - Configuration Procedure711
- Displaying and Maintaining Port Security712
- Ignoring Authorization Information from the Server712
- Port Security Configuration Examples713
- Troubleshooting Port Security721
IP Source Guard Configuration723
- Configuring a Static Binding Entry724
- IP Source Guard Configuration724
- IP Source Guard Overview724
- Configuring Dynamic Binding Function725
- Displaying and Maintaining IP Source Guard726
- IP Source Guard Configuration Examples726
  - Static Binding Entry Configuration Example726
  - Dynamic Binding Function Configuration Example727
- Troubleshooting IP Source Guard729
  - Failed to Configure Static Binding Entries and Dynamic Binding Function729
Ssh2.0 Configuration/Sftp Service730
- 1 SSH2.0 Configuration731
- 2 SFTP Service754
Pki Configuration764
- Introduction to PKI765
- PKI Configuration765
- Configuring an Entity DN768
- PKI Configuration Task List768
- Configuring a PKI Domain770
- Submitting a PKI Certificate Request771
  - Submitting a Certificate Request in Auto Mode771
  - Submitting a Certificate Request in Manual Mode772
- Retrieving a Certificate Manually773
- Configuring PKI Certificate Verification774
- Deleting a Certificate775
- Destroying a Local RSA Key Pair775
- Configuring an Access Control Policy776
- Displaying and Maintaining PKI776
- PKI Configuration Examples777
- Troubleshooting PKI785
Table of Contents787
- Ssl Configuration788
- SSL Overview788
  - SSL Security Mechanism788
- SSL Configuration Task List789
- Configuring an SSL Server Policy790
  - Configuration Prerequisites790
  - SSL Server Policy Configuration Example791
- Configuring an SSL Client Policy792
  - Configuration Prerequisites793
  - Configuration Procedure793
- Displaying and Maintaining SSL793
- Troubleshooting SSL793
  - SSL Handshake Failure793
Public Key Configuration795
- Public Key Algorithm Overview796
- Public Key Configuration796
- Configuring the Local Asymmetric Key Pair797
- Configuring the Public Key of a Peer798
- Displaying and Maintaining Public Keys799
- Public Key Configuration Examples800
  - Configuring the Public Key of a Peer Manually800
  - Importing the Public Key of a Peer from a Public Key File801
Ipv4 Acl Configuration/Ipv6 Acl Configuration804
- Default Chapter806
- 2 Ipv4 ACL Configuration812
- 3 Ipv6 ACL Configuration822
- 4 ACL Application for Packet Filtering828
Table of Contents836
- 1 Logging in to an Ethernet Switch838
  - Introduction to User Interface838
- 2 Logging in through the Console Port841
- 3 Logging in through Telnet/Ssh853
- 4 User Interface Configuration Examples864
- 6 Logging in through NMS872
  - Connection Establishment Using NMS872
- 7 Specifying Source for Telnet Packets873
  - Specifying Source IP Address/Interface for Telnet Packets873
  - Displaying the Source IP Address/Interface Specified for Telnet Packets874
- 8 Controlling Login Users875
Basic Configurations882
- Basic Configurations883
- Configuration Display883
- CLI Features897
Table of Contents905
- Configuring the Exception Handling Method906
- Device Management Configuration Task List906
- Device Management Overview906
- Rebooting a Device907
- Configuring the Scheduled Automatic Execution Function908
- Disabling Boot ROM Access909
- Specifying a Boot File for the Next Device Boot909
- Configuring a Detection Interval910
- Upgrading Boot ROM910
- Clearing the 16-Bit Interface Indexes Not Used in the Current System911
- Identifying and Diagnosing Pluggable Transceivers911
- Displaying and Maintaining Device Management Configuration913
- Device Management Configuration Examples914
  - Remote Scheduled Automatic Upgrade Configuration Example (Centralized Device)914
  - Remote Scheduled Automatic Upgrade Configuration Example (Centralized Stacking Device)915
Table of Contents918
- 1 File System Management Configuration920
- 2 FTP Configuration937
- 3 TFTP Configuration952
Https Configuration958
- Enabling the HTTP Service959
  - Http Configuration959
- HTTP Overview959
- Associating the HTTP Service with an ACL960
- Configuring the Port Number of the HTTP Service960
- Displaying and Maintaining HTTP960
- HTTPS Configuration961
- HTTPS Configuration Task List961
- HTTPS Overview961
- Associating the HTTPS Service with an SSL Server Policy962
- Enabling the HTTPS Service962
- Associating the HTTPS Service with a Certificate Attribute Access Control Policy963
- Configuring the Port Number of the HTTPS Service963
- Associating the HTTPS Service with an ACL964
- Displaying and Maintaining HTTPS964
- HTTPS Configuration Example964
Snmp Configuration/Mib Style Configuration967
- 1 SNMP Configuration968
- 2 MIB Style Configuration979
  - Setting the MIB Style979
  - Displaying and Maintaining MIB979
Rmon Configuration980
- RMON Configuration981
- RMON Overview981
  - Working Mechanism981
  - RMON Groups982
- Configuring RMON983
  - Configuration Prerequisites983
  - Configuration Procedure983
- Displaying and Maintaining RMON985
- RMON Configuration Example985
Mac Address Table Management Configuration/Mac Information Configuration987
- 1 MAC Address Table Management Configuration988
- 2 MAC Information Configuration993
System Maintaining and Debugging997
- System Maintaining and Debugging998
- System Maintaining and Debugging Overview998
  - Introduction to System Maintaining998
  - Introduction to System Debugging999
- System Maintaining and Debugging1000
  - System Maintaining1000
  - System Debugging1000
- System Maintaining Example1001
Information Center Configuration1002
- Information Center Configuration1003
- Information Center Overview1003
  - Introduction to Information Center1003
  - System Information Format1006
- Configuring Information Center1008
- Displaying and Maintaining Information Center1015
- Information Center Configuration Examples1015

Brand	H3C
Model	S5120-EI Series
Category	Switch
Language	English

H3C S5120-EI Series User Manual

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