Dell S4820T - 58 Upgrade Procedures; Get Help with Upgrades

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Upgrade Procedures

To find the upgrade procedures, go to the Dell Networking OS Release Notes for your system type to see

all the requirements needed to upgrade to the desired Dell Networking OS version. To upgrade your

system type, follow the procedures in the

Dell Networking OS Release Notes.

Get Help with Upgrades

Direct any questions or concerns about the Dell Networking OS upgrade procedures to the Dell

Technical Support Center. You can reach Technical Support:

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• By phone: US and Canada: 866.965.5800, International: 408.965.5800.

1026

Upgrade Procedures

Main Page

Default Chapter3
- Table of Contents3
1 About this Guide36
- Audience36
- Conventions36
- Related Documents37
2 Configuration Fundamentals38
- Accessing the Command Line38
- CLI Modes38
  - Navigating CLI Modes40
- The Do Command44
- Undoing Commands45
- Obtaining Help45
- Entering and Editing Commands46
- Command History47
- Filtering Show Command Outputs47
- Multiple Users in Configuration Mode49
3 Getting Started50
- Console Access50
  - Serial Console50
- Accessing the CLI Interface and Running Scripts Using SSH51
  - Entering CLI Commands Using an SSH Connection52
  - Executing Local CLI Scripts Using an SSH Connection52
- Default Configuration53
- Configuring a Host Name53
- Accessing the System Remotely53
- Configuring the Enable Password55
- Configuration File Management55
- Managing the File System60
- Enabling Software Features on Devices Using a Command Option61
- View Command History62
- Upgrading Dell Networking os62
- Using HTTP for File Transfers62
- Using Hashes to Validate Software Images63
4 Management65
- Configuring Privilege Levels65
  - Creating a Custom Privilege Level65
  - Removing a Command from EXEC Mode65
  - Moving a Command from EXEC Privilege Mode to EXEC Mode66
  - Allowing Access to CONFIGURATION Mode Commands66
  - Allowing Access to the Following Modes66
  - Applying a Privilege Level to a Username68
  - Applying a Privilege Level to a Terminal Line68
- Configuring Logging68
  - Audit and Security Logs69
  - Configuring Logging Format71
  - Display the Logging Buffer and the Logging Configuration71
  - Setting up a Secure Connection to a Syslog Server73
- Log Messages in the Internal Buffer74
  - Configuration Task List for System Log Management74
- Disabling System Logging74
- Sending System Messages to a Syslog Server75
  - Configuring a UNIX System as a Syslog Server75
- Track Login Activity75
  - Restrictions for Tracking Login Activity75
  - Configuring Login Activity Tracking76
  - Display Login Statistics76
- Limit Concurrent Login Sessions77
  - Restrictions for Limiting the Number of Concurrent Sessions77
  - Configuring Concurrent Session Limit77
  - Enabling the System to Clear Existing Sessions78
- Changing System Logging Settings79
- Display the Logging Buffer and the Logging Configuration80
- Configuring a UNIX Logging Facility Level80
- Synchronizing Log Messages82
- Enabling Timestamp on Syslog Messages82
- File Transfer Services83
  - Configuration Task List for File Transfer Services83
  - Enabling the FTP Server83
  - Configuring FTP Server Parameters84
  - Configuring FTP Client Parameters84
- Terminal Lines85
  - Denying and Permitting Access to a Terminal Line85
  - Configuring Login Authentication for Terminal Lines86
- Setting Time out of EXEC Privilege Mode87
- Using Telnet to Get to Another Network Device88
- Lock CONFIGURATION Mode89
  - Viewing the Configuration Lock Status89
- Recovering from a Forgotten Password90
  - Recovering from a Forgotten Enable Password91
- Recovering from a Failed Start91
- Restoring the Factory Default Settings92
  - Important Points to Remember92
  - Restoring Factory Default Environment Variables93
802.1Ag95
- Ethernet CFM95
- Maintenance Domains96
- Maintenance Points96
- Maintenance End Points97
- Implementation Information98
- Configuring the CFM98
  - Related Configuration Tasks98
- Enabling Ethernet CFM99
- Creating a Maintenance Domain99
- Creating a Maintenance Association100
- Create Maintenance Points100
- Continuity Check Messages102
  - Enabling CCM103
  - Enabling Cross-Checking104
- Sending Loopback Messages and Responses104
- Sending Linktrace Messages and Responses104
  - Caching Link Trace105
- Enabling CFM SNMP Traps106
- Displaying Ethernet CFM Statistics107
802.1X110
- The Port-Authentication Process110
  - EAP over RADIUS112
- Configuring 802.1X112
  - Related Configuration Tasks112
- Important Points to Remember113
- Enabling 802.1X114
- Configuring Request Identity Re-Transmissions115
  - Configuring a Quiet Period after a Failed Authentication116
- Forcibly Authorizing or Unauthorizing a Port117
- Re-Authenticating a Port118
- Configuring Timeouts119
- Configuring Dynamic VLAN Assignment with Port Authentication120
- Guest and Authentication-Fail Vlans121
  - Configuring a Guest VLAN122
  - Configuring an Authentication-Fail VLAN122
7 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)124
- Optimizing CAM Utilization During the Attachment of Acls to Vlans124
- Guidelines for Configuring ACL VLAN Groups125
- Configuring ACL VLAN Groups and Configuring FP Blocks for VLAN Parameters126
  - Configuring ACL VLAN Groups126
  - Configuring FP Blocks for VLAN Parameters127
- Viewing CAM Usage128
- Allocating FP Blocks for VLAN Processes129
8 Access Control Lists (Acls)130
- IP Access Control Lists (Acls)131
  - CAM Usage132
  - Implementing Acls on Dell Networking os133
- IP Fragment Handling134
  - IP Fragments ACL Examples134
  - Layer 4 ACL Rules Examples135
- Configure a Standard IP ACL136
  - Configuring a Standard IP ACL Filter137
- Configure an Extended IP ACL138
  - Configuring Filters with a Sequence Number138
  - Configuring Filters Without a Sequence Number140
- Configure Layer 2 and Layer 3 Acls141
- Assign an IP ACL to an Interface141
- Applying an IP ACL142
  - Counting ACL Hits143
- Configure Ingress Acls143
- Configure Egress Acls144
  - Applying Egress Layer 3 Acls (Control-Plane)145
- IP Prefix Lists145
  - Implementation Information146
  - Configuration Task List for Prefix Lists146
- ACL Resequencing150
  - Resequencing an ACL or Prefix List151
- Route Maps152
  - Implementation Information153
- Important Points to Remember153
- Logging of ACL Processes160
  - Guidelines for Configuring ACL Logging161
  - Configuring ACL Logging161
- Flow-Based Monitoring Support for Acls162
  - Behavior of Flow-Based Monitoring163
  - Enabling Flow-Based Monitoring164
9 Bidirectional Forwarding Detection (BFD)166
- How BFD Works166
- Important Points to Remember171
- Configure BFD171
10 Border Gateway Protocol Ipv4 (Bgpv4)197
- Autonomous Systems (AS)197
- Sessions and Peers199
  - Establish a Session200
- Route Reflectors201
- BGP Attributes202
- Multiprotocol BGP208
- Implement BGP with Dell Networking os208
- Configuration Information215
- BGP Configuration215
11 Content Addressable Memory (CAM)263
- CAM Allocation263
- Test CAM Usage265
- View CAM Profiles266
- View CAM-ACL Settings266
- View CAM Usage268
- CAM Optimization269
- Troubleshoot CAM Profiling269
  - CAM Profile Mismatches269
  - Qos CAM Region Limitation269
12 Control Plane Policing (Copp)271
- Configure Control Plane Policing272
13 Data Center Bridging (DCB)283
- Ethernet Enhancements in Data Center Bridging283
- Priority-Based Flow Control284
- Enhanced Transmission Selection285
- Data Center Bridging Exchange Protocol (Dcbx)286
- Data Center Bridging in a Traffic Flow287
- Enabling Data Center Bridging287
  - DCB Maps and Its Attributes288
- Data Center Bridging: Default Configuration289
- Configuring Priority-Based Flow Control290
  - Configuring Lossless Queues291
- Configuring PFC in a DCB Map292
  - PFC Configuration Notes292
  - PFC Prerequisites and Restrictions293
- Applying a DCB Map on a Port294
- Configuring PFC Without a DCB Map294
  - Configuring Lossless Queuesexample295
- Priority-Based Flow Control Using Dynamic Buffer Method296
  - Pause and Resume of Traffic297
  - Buffer Sizes for Lossless or PFC Packets297
- Behavior of Tagged Packets298
- Configuration Example for DSCP and PFC Priorities298
- Using PFC to Manage Converged Ethernet Traffic299
- Configure Enhanced Transmission Selection299
  - ETS Prerequisites and Restrictions300
  - Creating an ETS Priority Group300
  - ETS Operation with Dcbx301
  - Configuring Bandwidth Allocation for Dcbx CIN302
  - Configuring ETS in a DCB Map303
- Hierarchical Scheduling in ETS Output Policies304
- Using ETS to Manage Converged Ethernet Traffic305
- Applying DCB Policies in a Switch Stack305
- Configure a Dcbx Operation306
  - Dcbx Operation306
  - Dcbx Port Roles306
  - DCB Configuration Exchange308
  - Configuration Source Election308
  - Propagation of DCB Information309
  - Auto-Detection and Manual Configuration of the Dcbx Version309
  - Dcbx Example310
  - Dcbx Prerequisites and Restrictions311
  - Configuring Dcbx311
- Verifying the DCB Configuration315
- Sample DCB Configuration326
  - PFC and ETS Configuration Command Examples328
  - Qos Dot1P Traffic Classification and Queue Assignment328
  - Configuring the Dynamic Buffer Method330
14 Dynamic Host Configuration Protocol (DHCP)332
- DHCP Packet Format and Options332
- Assign an IP Address Using DHCP334
- Implementation Information335
- Configure the System to be a DHCP Server336
- Configure the System to be a Relay Agent340
- Configure the System to be a DHCP Client342
  - DHCP Client Operation with Other Features342
  - DHCP Client on a Management Interface343
- Configure the System for User Port Stacking (Option 230)344
- Configure Secure DHCP344
- Source Address Validation352
15 Equal Cost Multi-Path (ECMP)355
- ECMP for Flow-Based Affinity355
- Link Bundle Monitoring356
16 Fcoe Transit360
- Fibre Channel over Ethernet360
- Ensure Robustness in a Converged Ethernet Network360
- FIP Snooping on Ethernet Bridges362
- FIP Snooping in a Switch Stack364
- Using FIP Snooping364
- Displaying FIP Snooping Information369
- Fcoe Transit Configuration Example375
17 FIPS Cryptography377
- Configuration Tasks377
- Preparing the System377
- Enabling FIPS Mode378
- Generating Host-Keys378
- Monitoring FIPS Mode Status379
- Disabling FIPS Mode379
18 Force10 Resilient Ring Protocol (FRRP)381
- Protocol Overview381
- Implementing FRRP385
- FRRP Configuration385
- Troubleshooting FRRP390
  - Configuration Checks390
- Sample Configuration and Topology390
19 GARP VLAN Registration Protocol (GVRP)392
- Important Points to Remember392
- Configure GVRP393
  - Related Configuration Tasks394
- Enabling GVRP Globally394
- Enabling GVRP on a Layer 2 Interface394
- Configure GVRP Registration395
- Configure a GARP Timer395
- RPM Redundancy396
20 High Availability (HA)397
- Component Redundancy397
- Online Insertion and Removal402
  - RPM Online Insertion and Removal402
  - Linecard Online Insertion and Removal403
- Hitless Behavior404
- Graceful Restart404
- Software Resiliency405
- Hot-Lock Behavior406
- Process Restartability406
  - Enabling Process Restartability407
21 Internet Group Management Protocol (IGMP)408
- IGMP Implementation Information408
- IGMP Protocol Overview408
  - IGMP Version 2408
  - IGMP Version 3410
- Configure IGMP413
  - Related Configuration Tasks413
- Viewing IGMP Enabled Interfaces414
- Selecting an IGMP Version414
- Viewing IGMP Groups415
- Adjusting Timers415
  - Adjusting Query and Response Timers415
- Enabling IGMP Immediate-Leave416
- IGMP Snooping416
- Fast Convergence after MSTP Topology Changes419
- Egress Interface Selection (EIS) for HTTP and IGMP Applications419
- Designating a Multicast Router Interface428
22 Interfaces429
- Basic Interface Configuration429
- Advanced Interface Configuration429
- Interface Types430
- View Basic Interface Information430
- Enabling a Physical Interface432
- Physical Interfaces432
  - Configuration Task List for Physical Interfaces433
  - Overview of Layer Modes433
  - Configuring Layer 2 (Data Link) Mode434
  - Configuring Layer 2 (Interface) Mode434
  - Configuring Layer 3 (Network) Mode434
  - Configuring Layer 3 (Interface) Mode435
- Egress Interface Selection (EIS)436
  - Important Points to Remember436
  - Configuring EIS436
- Management Interfaces437
  - Configuring Management Interfaces437
  - Configuring Management Interfaces on the S-Series439
- VLAN Interfaces440
- Loopback Interfaces440
- Null Interfaces441
- Port Channel Interfaces441
  - Port Channel Definition and Standards442
  - Port Channel Benefits442
  - Port Channel Implementation442
  - 10/100/1000 Mbps Interfaces in Port Channels443
  - Configuration Tasks for Port Channel Interfaces443
  - Creating a Port Channel444
  - Adding a Physical Interface to a Port Channel444
  - Reassigning an Interface to a New Port Channel446
  - Configuring the Minimum Oper up Links in a Port Channel447
  - Assigning an IP Address to a Port Channel448
  - Deleting or Disabling a Port Channel448
  - Load Balancing through Port Channels448
  - Load-Balancing Method449
  - Changing the Hash Algorithm449
- Bulk Configuration451
  - Interface Range451
  - Bulk Configuration Examples451
- Defining Interface Range Macros453
  - Define the Interface Range453
  - Choosing an Interface-Range Macro453
- Monitoring and Maintaining Interfaces454
  - Maintenance Using TDR455
- Splitting QSFP Ports to SFP+ Ports456
- Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port456
  - Important Points to Remember457
  - Example Scenarios457
- Link Dampening462
  - Important Points to Remember462
  - Enabling Link Dampening462
- Link Bundle Monitoring464
- Using Ethernet Pause Frames for Flow Control464
  - Enabling Pause Frames465
- Configure the MTU Size on an Interface466
- Port-Pipes467
- Auto-Negotiation on Ethernet Interfaces467
  - Setting the Speed and Duplex Mode of Ethernet Interfaces467
  - Set Auto-Negotiation Options469
- View Advanced Interface Information470
  - Configuring the Interface Sampling Size471
- Dynamic Counters472
  - Clearing Interface Counters472
- Enhanced Validation of Interface Ranges473
- Compressing Configuration Files473
23 Internet Protocol Security (Ipsec)477
- Configuring Ipsec478
24 Ipv4 Routing479
- IP Addresses479
  - Implementation Information479
- Configuration Tasks for IP Addresses480
- Assigning IP Addresses to an Interface480
- Configuring Static Routes481
- Configure Static Routes for the Management Interface483
- Ipv4 Path MTU Discovery Overview483
- Using the Configured Source IP Address in ICMP Messages484
  - Configuring the ICMP Source Interface484
- Configuring the Duration to Establish a TCP Connection485
- Enabling Directed Broadcast485
- Resolution of Host Names486
- Enabling Dynamic Resolution of Host Names486
- Specifying the Local System Domain and a List of Domains487
- Configuring DNS with Traceroute487
- Arp488
- Configuration Tasks for ARP488
- Configuring Static ARP Entries489
- Enabling Proxy ARP489
- Clearing ARP Cache490
- ARP Learning Via Gratuitous ARP490
- Enabling ARP Learning Via Gratuitous ARP491
- ARP Learning Via ARP Request491
- Configuring ARP Retries492
- Icmp493
- Configuration Tasks for ICMP493
- Enabling ICMP Unreachable Messages493
- UDP Helper493
  - Configure UDP Helper493
  - Important Points to Remember494
- Enabling UDP Helper494
- Configuring a Broadcast Address494
- Configurations Using UDP Helper495
- UDP Helper with Broadcast-All Addresses495
- UDP Helper with Subnet Broadcast Addresses496
- UDP Helper with Configured Broadcast Addresses497
- UDP Helper with no Configured Broadcast Addresses497
- Troubleshooting UDP Helper498
25 Ipv6 Routing499
- Protocol Overview499
- Implementing Ipv6 with Dell Networking os505
- Icmpv6507
- Path MTU Discovery508
- Ipv6 Neighbor Discovery508
  - Ipv6 Neighbor Discovery of MTU Packets509
- Configuration Task List for Ipv6 RDNSS509
- Secure Shell (SSH) over an Ipv6 Transport512
- Configuration Tasks for Ipv6512
- Configuring Ipv6 RA Guard518
  - Configuring Ipv6 RA Guard on an Interface520
  - Monitoring Ipv6 RA Guard521
26 Iscsi Optimization522
- Iscsi Optimization Overview522
- Default Iscsi Optimization Values528
- Iscsi Optimization Prerequisites529
- Configuring Iscsi Optimization529
- Displaying Iscsi Optimization Information531
27 Intermediate System to Intermediate System533
- IS-IS Protocol Overview533
- IS-IS Addressing533
- Multi-Topology IS-IS534
- Graceful Restart535
  - Timers536
- Implementation Information536
- Configuration Information537
- IS-IS Metric Styles554
- Configure Metric Values554
- Sample Configurations557
28 Link Aggregation Control Protocol (LACP)560
- Introduction to Dynamic Lags and LACP560
- LACP Configuration Tasks562
- Shared LAG State Tracking564
  - Configuring Shared LAG State Tracking565
  - Important Points about Shared LAG State Tracking566
- LACP Basic Configuration Example567
  - Configure a LAG on ALPHA567
29 Layer 2575
- Manage the MAC Address Table575
- MAC Learning Limit576
- NIC Teaming580
- Configure Redundant Pairs582
  - Important Points about Configuring Redundant Pairs583
- Far-End Failure Detection585
30 Link Layer Discovery Protocol (LLDP)590
- 802.1AB (LLDP) Overview590
  - Protocol Data Units590
- Optional Tlvs591
  - Management Tlvs592
- TIA-1057 (LLDP-MED) Overview594
  - TIA Organizationally Specific Tlvs594
- Configure LLDP599
- CONFIGURATION Versus INTERFACE Configurations599
- Enabling LLDP600
  - Disabling and Undoing LLDP600
- Advertising Tlvs600
- Viewing the LLDP Configuration602
- Viewing Information Advertised by Adjacent LLDP Agents603
- Configuring LLDPDU Intervals604
- Configuring Transmit and Receive Mode604
- Configuring a Time to Live605
- Debugging LLDP606
- Relevant Management Objects607
31 Microsoft Network Load Balancing614
- NLB Unicast Mode Scenario614
- NLB Multicast Mode Scenario615
- Limitations of the NLB Feature615
- Microsoft Clustering615
- Enable and Disable VLAN Flooding616
- Configuring a Switch for NLB616
32 Multicast Source Discovery Protocol (MSDP)618
- Protocol Overview618
- Anycast RP620
- Implementation Information620
- Configure Multicast Source Discovery Protocol620
  - Related Configuration Tasks621
- Enable MSDP625
- Manage the Source-Active Cache626
- Accept Source-Active Messages that Fail the RFP Check627
- Specifying Source-Active Messages631
- Limiting the Source-Active Messages from a Peer632
- Preventing MSDP from Caching a Local Source632
- Preventing MSDP from Caching a Remote Source633
- Preventing MSDP from Advertising a Local Source634
- Logging Changes in Peership States635
- Terminating a Peership635
- Clearing Peer Statistics636
- Debugging MSDP636
- MSDP with Anycast RP637
- Configuring Anycast RP638
  - Reducing Source-Active Message Flooding639
  - Specifying the RP Address Used in SA Messages639
- MSDP Sample Configurations642
33 Multiple Spanning Tree Protocol (MSTP)646
- Protocol Overview646
- Spanning Tree Variations647
  - Implementation Information647
- Configure Multiple Spanning Tree Protocol647
  - Related Configuration Tasks647
- Enable Multiple Spanning Tree Globally648
- Adding and Removing Interfaces648
- Creating Multiple Spanning Tree Instances649
- Influencing MSTP Root Selection650
- Interoperate with Non-Dell Networking os Bridges651
- Changing the Region Name or Revision651
- Modifying Global Parameters652
- Modifying the Interface Parameters653
- Configuring an Edgeport654
- Flush MAC Addresses after a Topology Change655
- MSTP Sample Configurations655
  - Router 1 Running-Configurationrouter 2 Running-Configurationrouter 3 Running-Configurationsftos Example Running-Configuration656
- Debugging and Verifying MSTP Configurations659
34 Multicast Features662
- Enabling IP Multicast662
- Implementation Information662
- Multicast Policies663
  - Ipv4 Multicast Policies663
35 Object Tracking671
- Object Tracking Overview671
- Object Tracking Configuration674
- Displaying Tracked Objects681
36 Open Shortest Path First (Ospfv2 and Ospfv3)684
- Protocol Overview684
- OSPF with Dell Networking os691
- Configuration Information695
  - Configuration Task List for Ospfv2 (OSPF for Ipv4)695
- Sample Configurations for Ospfv2710
- Configuration Task List for Ospfv3 (OSPF for Ipv6)712
37 Policy-Based Routing (PBR)728
- Overview728
- Implementing Policy-Based Routing with Dell Networking os729
- Configuration Task List for Policy-Based Routing730
  - PBR Exceptions (Permit)730
- Create a Redirect List731
- Create a Rule for a Redirect-List731
- Apply a Redirect-List to an Interface Using a Redirect-Group733
  - Show Redirect List Configuration734
- Sample Configuration735
  - Redirect-List GOLD736
38 PIM Sparse-Mode (PIM-SM)740
- Implementation Information740
- Protocol Overview740
- Configuring PIM-SM742
  - Related Configuration Tasks742
- Enable PIM-SM742
- Configuring S,G Expiry Timers743
- Configuring a Static Rendezvous Point744
  - Overriding Bootstrap Router Updates745
- Configuring a Designated Router745
- Creating Multicast Boundaries and Domains746
39 PIM Source-Specific Mode (PIM-SSM)747
- Implementation Information747
  - Important Points to Remember747
- Configure PIM-SMM748
  - Related Configuration Tasks748
- Enabling PIM-SSM748
- Use PIM-SSM with IGMP Version 2 Hosts748
  - Configuring PIM-SSM with Igmpv2749
40 Port Monitoring752
- Important Points to Remember752
- Port Monitoring753
- Configuring Port Monitoring754
- Enabling Flow-Based Monitoring756
- Remote Port Mirroring757
- Configuring the Encapsulated Remote Port Mirroring764
  - Changes to Default Behaviorconfiguration Steps for ERPM764
- ERPM Behavior on a Typical Dell Networking os766
  - Decapsulation of ERPM Packets at the Destination IP/ Analyzer766
41 Private Vlans (PVLAN)768
- Private VLAN Concepts768
- Using the Private VLAN Commands769
- Configuration Task List770
- Private VLAN Configuration Example774
- Inspecting the Private VLAN Configuration775
42 Per-VLAN Spanning Tree Plus (PVST+)778
- Protocol Overview778
- Implementation Information779
- Configure Per-VLAN Spanning Tree Plus779
  - Related Configuration Tasks779
- Enabling PVST780
- Disabling PVST780
- Influencing PVST+ Root Selection780
- Modifying Global PVST+ Parameters782
- Modifying Interface PVST+ Parameters783
- Configuring an Edgeport784
- PVST+ in Multi-Vendor Networks785
- Enabling PVST+ Extend System ID785
- PVST+ Sample Configurations786
43 Quality of Service (Qos)788
- Implementation Information790
- Port-Based Qos Configurations791
- Policy-Based Qos Configurations794
- Enabling Qos Rate Adjustment807
- Enabling Strict-Priority Queueing807
- Weighted Random Early Detection808
- Pre-Calculating Available Qos CAM Space811
- Configuring Weights and ECN for WRED812
  - Global Service Pools with WRED and ECN Settings813
- Configuring WRED and ECN Attributes814
- Guidelines for Configuring ECN for Classifying and Color-Marking Packets815
- Enabling Buffer Statistics Tracking821
44 Routing Information Protocol (RIP)824
- Protocol Overview824
  - Ripv1824
  - Ripv2825
- Implementation Information825
- Configuration Information825
  - Configuration Task List825
  - RIP Configuration Example833
45 Remote Monitoring (RMON)839
- Implementation Information839
- Fault Recovery839
46 Rapid Spanning Tree Protocol (RSTP)844
- Protocol Overview844
- Configuring Rapid Spanning Tree844
  - Related Configuration Tasks844
- Important Points to Remember845
  - RSTP and VLT845
- Configuring Interfaces for Layer 2 Mode845
- Enabling Rapid Spanning Tree Protocol Globally846
- Adding and Removing Interfaces848
- Modifying Global Parameters849
  - Enabling SNMP Traps for Root Elections and Topology Changes850
- Modifying Interface Parameters850
- Enabling SNMP Traps for Root Elections and Topology Changes851
- Influencing RSTP Root Selection851
- Configuring an Edgeport851
- Configuring Fast Hellos for Link State Detection852
47 Software-Defined Networking (SDN)854
48 Security855
- AAA Accounting855
  - Configuration Task List for AAA Accounting855
- AAA Authentication857
  - Configuration Task List for AAA Authentication858
- Obscuring Passwords and Keys860
- AAA Authorization861
  - Privilege Levels Overview861
  - Configuration Task List for Privilege Levels862
- Radius867
  - RADIUS Authentication867
  - Configuration Task List for RADIUS868
- Tacacs871
- Protection from TCP Tiny and Overlapping Fragment Attacks875
- Enabling SCP and SSH875
- Telnet882
- VTY Line and Access-Class Configuration882
- Role-Based Access Control884
49 Service Provider Bridging898
- VLAN Stacking898
- VLAN Stacking Packet Drop Precedence907
- Dynamic Mode Cos for VLAN Stacking909
  - Mapping C-Tag to S-Tag Dot1P Values910
- Layer 2 Protocol Tunneling911
- Provider Backbone Bridging915
50 Sflow916
- Overview916
- Implementation Information916
  - Important Points to Remember917
- Enabling Extended Sflow917
- Enabling and Disabling Sflow on an Interface918
- Enabling Sflow Max-Header Size Extended918
- Sflow Show Commands920
- Configuring Specify Collectors921
- Changing the Polling Intervals922
- Back-Off Mechanism922
- Sflow on LAG Ports922
- Enabling Extended Sflow922
  - Important Points to Remember923
51 Simple Network Management Protocol (SNMP)925
- Protocol Overview925
- Implementation Information925
- Snmpv3 Compliance with FIPS925
- Configuration Task List for SNMP927
  - Related Configuration Tasks927
- Important Points to Remember927
- Set up SNMP927
  - Creating a Community928
  - Setting up User-Based Security (Snmpv3)928
- Reading Managed Object Values930
- Writing Managed Object Values930
- Configuring Contact and Location Information Using SNMP931
- Subscribing to Managed Object Value Updates Using SNMP932
- Enabling a Subset of SNMP Traps933
- Enabling an SNMP Agent to Notify Syslog Server Failure935
- Copy Configuration Files Using SNMP936
  - Copying a Configuration File938
  - Copying Configuration Files Via SNMP939
  - Copying the Startup-Config Files to the Running-Config939
  - Copying the Startup-Config Files to the Server Via FTP940
  - Copying the Startup-Config Files to the Server Via TFTP940
  - Copy a Binary File to the Startup-Configuration941
  - Additional MIB Objects to View Copy Statistics941
  - Obtaining a Value for MIB Objects942
- MIB Support to Display the Available Memory Size on Flash943
  - Viewing the Available Flash Memory Size943
- MIB Support to Display the Software Core Files Generated by the System943
  - Viewing the Software Core Files Generated by the System944
- Manage Vlans Using SNMP944
  - Creating a VLAN945
  - Assigning a VLAN Alias945
  - Displaying the Ports in a VLAN945
  - Add Tagged and Untagged Ports to a VLAN947
- Managing Overload on Startup948
- Enabling and Disabling a Port Using SNMP948
- Fetch Dynamic MAC Entries Using SNMP949
- Deriving Interface Indices950
- Monitor Port-Channels951
- Troubleshooting SNMP Operation953
52 Stacking954
- S-Series Stacking Overview954
- Important Points to Remember960
- S-Series Stacking Installation Tasks961
- S-Series Stacking Configuration Tasks968
- Verify a Stack Configuration973
  - Displaying the Status of Stacking Ports973
- Remove Units or Front End Ports from a Stack975
  - Removing a Unit from an S-Series Stack975
  - Removing Front End Port Stacking975
- Troubleshoot an S-Series Stack976
53 Storm Control980
- Configure Storm Control980
  - Configuring Storm Control from INTERFACE Mode980
  - Configuring Storm Control from CONFIGURATION Mode980
54 Spanning Tree Protocol (STP)982
- Protocol Overview982
- Configure Spanning Tree982
  - Related Configuration Tasks982
- Important Points to Remember983
- Configuring Interfaces for Layer 2 Mode984
- Enabling Spanning Tree Protocol Globally985
- Adding an Interface to the Spanning Tree Group987
- Modifying Global Parameters988
- Modifying Interface STP Parameters989
- Enabling Portfast990
  - Prevent Network Disruptions with BPDU Guard990
- Selecting STP Root993
- STP Root Guard993
  - Root Guard Scenario994
  - Configuring Root Guard995
- Enabling SNMP Traps for Root Elections and Topology Changes995
- Configuring Spanning Trees as Hitless996
- STP Loop Guard996
  - Configuring Loop Guard997
- Displaying STP Guard Configuration998
55 System Time and Date1000
- Network Time Protocol1000
- Dell Networking os Time and Date1007
56 Tunneling1011
- Configuring a Tunnel1011
- Configuring Tunnel Keepalive Settings1012
- Configuring a Tunnel Interface1013
- Configuring Tunnel Allow-Remote Decapsulation1013
- Configuring Tunnel Source Anylocal Decapsulation1014
57 Uplink Failure Detection (UFD)1015
- Feature Description1015
- How Uplink Failure Detection Works1016
- UFD and NIC Teaming1017
- Important Points to Remember1018
- Configuring Uplink Failure Detection1018
- Clearing a UFD-Disabled Interface1020
- Displaying Uplink Failure Detection1021
- Sample Configuration: Uplink Failure Detection1024
58 Upgrade Procedures1026
- Get Help with Upgrades1026
59 Virtual Lans (Vlans)1027
- Default VLAN1027
- Port-Based Vlans1028
- Vlans and Port Tagging1029
- Configuration Task List1029
- Configuring Native Vlans1033
- Enabling Null VLAN as the Default VLAN1034
60 Virtual Link Trunking (VLT)1035
- Overview1035
  - VLT on Core Switches1036
  - Enhanced VLT1036
- VLT Terminology1037
- Configure Virtual Link Trunking1038
- RSTP Configuration1050
- PVST+ Configuration1062
  - Sample PVST+ Configuration1063
- Evlt Configuration Example1064
  - Evlt Configuration Step Examples1064
- PIM-Sparse Mode Configuration Example1066
- Verifying a VLT Configuration1067
- Additional VLT Sample Configurations1071
  - Verifying a Port-Channel Connection to a VLT Domain1072
  - Switch)1072
- Troubleshooting VLT1073
- Reconfiguring Stacked Switches as VLT1074
- Specifying VLT Nodes in a PVLAN1075
- Configuring a VLT VLAN or LAG in a PVLAN1079
  - Creating a VLT LAG or a VLT VLAN1079
  - Associating the VLT LAG or VLT VLAN in a PVLAN1080
- Proxy ARP Capability on VLT Peer Nodes1081
  - Working of Proxy ARP for VLT Peer Nodes1082
- VLT Nodes as Rendezvous Points for Multicast Resiliency1083
- Configuring VLAN-Stack over VLT1084
61 VLT Proxy Gateway1088
- Proxy Gateway in VLT Domains1088
- Configuring an LLDP VLT Proxy Gateway1093
62 Virtual Routing and Forwarding (VRF)1094
- VRF Overview1094
- VRF Configuration Notes1095
  - Dhcp1098
- VRF Configuration1098
- Sample VRF Configuration1102
- Route Leaking Vrfs1110
- Dynamic Route Leaking1110
  - Configuring Route Leaking Without Filtering Criteria1110
  - Configuring Route Leaking with Filtering1113
63 Virtual Router Redundancy Protocol (VRRP)1116
- VRRP Overview1116
- VRRP Benefits1117
- VRRP Implementation1117
- VRRP Configuration1118
- Sample Configurations1133
  - VRRP for an Ipv4 Configuration1133
  - VRRP in a VRF Configuration1138
64 Series Debugging and Diagnostics1144
- Offline Diagnostics1144
  - Important Points to Remember1144
  - Running Offline Diagnostics1144
- Trace Logs1148
- Auto Save on Crash or Rollover1148
- Last Restart Reason1148
- Hardware Watchdog Timer1149
- Using the Show Hardware Commands1149
- Enabling Environmental Monitoring1150
- Troubleshooting Packet Loss1153
- Enabling Application Core Dumps1163
- Mini Core Dumps1163
- Enabling TCP Dumps1164
65 Standards Compliance1165
- IEEE Compliance1165
- RFC and I-D Compliance1166
- MIB Location1178

Dell S4820T - 58 Upgrade Procedures; Get Help with Upgrades

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