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TLV Sub-Type TLV Name TLV Variable System LLDP-MED MIB Object

lldpXMedLocXPoEPSEPort

PDPriority

Remote

lldpXMedRemXPoEPSEPo

werPriority

lldpXMedRemXPoEPDPow

erPriority

Power Value Local

lldpXMedLocXPoEPSEPort

PowerAv

lldpXMedLocXPoEPDPowe

rReq

Remote

lldpXMedRemXPoEPSEPo

werAv

lldpXMedRemXPoEPDPow

erReq

470 Link Layer Discovery Protocol (LLDP)

Main Page

Default Chapter3
- Table of Contents3
1 About this Guide33
- Audience33
- Conventions33
- Related Documents33
2 Configuration Fundamentals34
- Accessing the Command Line34
- CLI Modes34
  - Navigating CLI Modes36
- The Do Command39
- Undoing Commands39
- Obtaining Help40
- Entering and Editing Commands40
- Command History41
- Filtering Show Command Outputs41
  - Example of the Grep Keyword41
- Multiple Users in Configuration Mode42
3 Getting Started44
- Console Access45
  - Serial Console45
  - Pin Assignments45
- Accessing the CLI Interface and Running Scripts Using SSH46
  - Entering CLI Commands Using an SSH Connection46
  - Executing Local CLI Scripts Using an SSH Connection46
- Default Configuration47
- Configuring a Host Name47
- Accessing the System Remotely47
- Configuring the Enable Password48
- Configuration File Management49
- Managing the File System56
- Enabling Software Features on Devices Using a Command Option56
- View Command History57
- Upgrading Dell Networking os57
- Verify Software Images before Installation57
- Using HTTP for File Transfers58
4 Management60
- Configuring Privilege Levels60
  - Creating a Custom Privilege Level61
  - Removing a Command from EXEC Mode61
  - Moving a Command from EXEC Privilege Mode to EXEC Mode61
  - Allowing Access to CONFIGURATION Mode Commands61
  - Allowing Access to Different Modes61
  - Applying a Privilege Level to a Username63
  - Applying a Privilege Level to a Terminal Line63
- Configuring Logging63
  - Audit and Security Logs64
  - No Logging Console64
  - Configuring Logging Format66
  - Display the Logging Buffer and the Logging Configuration66
  - Setting up a Secure Connection to a Syslog Server67
  - Sending System Messages to a Syslog Server68
- Track Login Activity68
  - Restrictions for Tracking Login Activity68
  - Configuring Login Activity Tracking68
  - Display Login Statistics69
- Limit Concurrent Login Sessions70
  - Restrictions for Limiting the Number of Concurrent Sessions70
  - Configuring Concurrent Session Limit71
  - Enabling the System to Clear Existing Sessions71
- Enabling Secured CLI Mode72
- Log Messages in the Internal Buffer72
  - Configuration Task List for System Log Management72
- Disabling System Logging72
- Sending System Messages to a Syslog Server73
  - Configuring a UNIX System as a Syslog Server73
- Changing System Logging Settings73
- Display the Logging Buffer and the Logging Configuration74
- Configuring a UNIX Logging Facility Level75
- Synchronizing Log Messages76
- Enabling Timestamp on Syslog Messages76
- File Transfer Services77
  - Configuration Task List for File Transfer Services77
  - Enabling the FTP Server77
  - Configuring FTP Server Parameters77
  - Configuring FTP Client Parameters78
- Terminal Lines78
  - Denying and Permitting Access to a Terminal Line79
  - Configuring Login Authentication for Terminal Lines80
- Setting Timeout for EXEC Privilege Mode81
- Using Telnet to Get to Another Network Device81
- Lock CONFIGURATION Mode82
  - Viewing the Configuration Lock Status82
- LPC Bus Quality Degradation82
  - LBQA (LPC Bus Quality Analyzer) Failure Detection Mode83
- Reloading the System83
- 802.1X86
  - Port-Authentication Process87
    - EAP over RADIUS87
  - Configuring 802.1X88
    - Related Configuration Tasks88
  - Important Points to Remember88
  - Configuring Dot1X Profile89
  - Configuring MAC Addresses for a Do1X Profile89
  - Configuring the Static MAB and MAB Profile89
  - Configuring Critical VLAN90
  - Enabling 802.1X92
  - Configuring Request Identity Re-Transmissions93
    - Configuring a Quiet Period after a Failed Authentication94
  - Forcibly Authorizing or Unauthorizing a Port95
  - Re-Authenticating a Port95
  - Configuring Timeouts96
  - Configuring Dynamic VLAN Assignment with Port Authentication97
  - Guest and Authentication-Fail Vlans98
    - Configuring a Guest VLAN99
    - Configuring an Authentication-Fail VLAN99
6 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)101
- Optimizing CAM Utilization During the Attachment of Acls to Vlans101
- Guidelines for Configuring ACL VLAN Groups102
- Configuring ACL VLAN Groups and Configuring FP Blocks for VLAN Parameters102
  - Configuring ACL VLAN Groups102
  - Configuring FP Blocks for VLAN Parameters103
- Viewing CAM Usage104
- Allocating FP Blocks for VLAN Processes105
7 Access Control Lists (Acls)107
- IP Access Control Lists (Acls)108
  - CAM Usage109
  - Implementing Acls on Dell Networking os109
- Important Points to Remember111
- IP Fragment Handling117
  - IP Fragments ACL Examples117
  - Layer 4 ACL Rules Examples117
- Configure a Standard IP ACL118
  - Configuring a Standard IP ACL Filter119
- Configure an Extended IP ACL120
  - Configuring Filters with a Sequence Number120
  - Configuring Filters Without a Sequence Number121
- Configure Layer 2 and Layer 3 Acls122
- Assign an IP ACL to an Interface123
- Applying an IP ACL123
  - Counting ACL Hits124
- Configure Ingress Acls124
- Configure Egress Acls124
  - Applying Egress Layer 3 Acls (Control-Plane)125
- IP Prefix Lists126
  - Implementation Information126
  - Configuration Task List for Prefix Lists126
- ACL Resequencing130
  - Resequencing an ACL or Prefix List130
- Route Maps132
  - Implementation Information132
- Logging of ACL Processes132
  - Guidelines for Configuring ACL Logging133
  - Configuring ACL Logging133
- Flow-Based Monitoring134
  - Behavior of Flow-Based Monitoring134
  - Enabling Flow-Based Monitoring136
8 Bidirectional Forwarding Detection (BFD)138
- How BFD Works138
- Important Points to Remember143
- Configure BFD143
9 Border Gateway Protocol Ipv4 (Bgpv4)167
- Autonomous Systems (AS)167
- Sessions and Peers169
  - Establish a Session169
  - Peer Groups170
- Route Reflectors170
- BGP Attributes171
- Multiprotocol BGP176
- Implement BGP with Dell Networking os177
- Configuration Information182
- BGP Configuration182
- Enabling MBGP Configurations215
  - Configure Ipv6 NH Automatically for Ipv6 Prefix Advertised over Ipv4 Neighbor216
- BGP Regular Expression Optimization216
- Debugging BGP216
- Sample Configurations219
10 Content Addressable Memory (CAM)226
- CAM Allocation226
- Test CAM Usage228
- View CAM-ACL Settings228
- View CAM Usage230
- CAM Optimization230
- Troubleshoot CAM Profiling230
  - Qos CAM Region Limitation230
11 Control Plane Policing (Copp)231
- Configure Control Plane Policing232
12 Dynamic Host Configuration Protocol (DHCP)242
- DHCP Packet Format and Options242
- Assign an IP Address Using DHCP244
- Implementation Information245
- Configure the System to be a DHCP Server245
- Configure the System to be a Relay Agent249
- Configure the System to be a DHCP Client251
- Configure the System for User Port Stacking (Option 230)254
- Configure Secure DHCP254
- Source Address Validation261
13 Equal Cost Multi-Path (ECMP)264
- ECMP for Flow-Based Affinity264
- Link Bundle Monitoring265
14 FIPS Cryptography268
- Configuration Tasks268
- Preparing the System268
- Enabling FIPS Mode269
- Generating Host-Keys269
- Monitoring FIPS Mode Status269
- Disabling FIPS Mode270
15 Force10 Resilient Ring Protocol (FRRP)271
- Protocol Overview271
- Implementing FRRP275
- FRRP Configuration275
- Troubleshooting FRRP279
  - Configuration Checks279
- Sample Configuration and Topology279
- FRRP Support on VLT280
  - Example Scenario281
  - Important Points to Remember282
16 GARP VLAN Registration Protocol (GVRP)283
- Important Points to Remember283
- Configure GVRP284
  - Related Configuration Tasks284
- Enabling GVRP Globally285
- Enabling GVRP on a Layer 2 Interface285
- Configure GVRP Registration285
- Configure a GARP Timer286
- RPM Redundancy286
17 High Availability (HA)288
- Component Redundancy288
- Pre-Configuring a Stack Unit Slot290
- Removing a Provisioned Logical Stack Unit290
- Hitless Behavior291
- Graceful Restart291
- Software Resiliency291
- Hot-Lock Behavior292
- System Log292
18 Internet Group Management Protocol (IGMP)293
- IGMP Implementation Information293
- IGMP Protocol Overview293
- Configure IGMP298
  - Related Configuration Tasks298
- Viewing IGMP Enabled Interfaces299
- Selecting an IGMP Version299
- Viewing IGMP Groups299
- Show Ip Igmp Groups300
- Adjusting Timers300
  - Adjusting Query and Response Timers300
- Preventing a Host from Joining a Group301
- Enabling IGMP Immediate-Leave304
- IGMP Snooping304
- Fast Convergence after MSTP Topology Changes307
- Egress Interface Selection (EIS) for HTTP and IGMP Applications307
- Designating a Multicast Router Interface314
19 Interfaces316
- Basic Interface Configuration316
- Advanced Interface Configuration316
- Interface Types317
- View Basic Interface Information317
- Show Interfaces317
- Resetting an Interface to Its Factory Default State319
- Enabling a Physical Interface319
- Enabling Energy Efficient Ethernet320
- View EEE Information320
- Clear EEE Counters325
- Physical Interfaces325
  - Configuration Task List for Physical Interfaces325
  - Overview of Layer Modes326
  - Configuring Layer 2 (Data Link) Mode326
  - Configuring Layer 2 (Interface) Mode327
  - Configuring Layer 3 (Network) Mode327
  - Configuring Layer 3 (Interface) Mode327
- Egress Interface Selection (EIS)328
  - Important Points to Remember328
  - Configuring EIS328
- Management Interfaces329
  - Configuring Management Interfaces329
  - Configuring a Management Interface on an Ethernet Port330
- VLAN Interfaces331
- Loopback Interfaces332
- Null Interfaces332
- Port Channel Interfaces333
  - Port Channel Definition and Standards333
  - Port Channel Benefits333
  - Port Channel Implementation333
  - Interfaces in Port Channels334
  - Configuration Tasks for Port Channel Interfaces334
  - Creating a Port Channel334
  - Adding a Physical Interface to a Port Channel335
  - Reassigning an Interface to a New Port Channel336
  - Configuring the Minimum Oper up Links in a Port Channel337
  - Adding or Removing a Port Channel from a VLAN337
  - Assigning an IP Address to a Port Channel339
  - Deleting or Disabling a Port Channel339
  - Load Balancing through Port Channels339
  - Changing the Hash Algorithm339
- Bulk Configuration341
  - Interface Range341
  - Bulk Configuration Examples341
- Defining Interface Range Macros343
  - Define the Interface Range343
  - Choosing an Interface-Range Macro343
- Monitoring and Maintaining Interfaces343
  - Maintenance Using TDR344
- Configuring Wavelength for 10-Gigabit SFP+ Optics345
- Link Dampening345
  - Important Points to Remember346
  - Enabling Link Dampening346
- Link Bundle Monitoring347
- Using Ethernet Pause Frames for Flow Control348
  - Enabling Pause Frames349
- Configure the MTU Size on an Interface349
- Port-Pipes350
- Auto-Negotiation on Ethernet Interfaces350
  - Setting the Speed of Ethernet Interfaces350
  - Set Auto-Negotiation Options352
- View Advanced Interface Information352
  - Configuring the Interface Sampling Size353
- Configuring the Traffic Sampling Size Globally354
- Dynamic Counters356
  - Clearing Interface Counters356
20 Internet Protocol Security (Ipsec)358
- Configuring Ipsec358
21 Ipv4 Routing360
- IP Addresses361
  - Implementation Information361
- Configuration Tasks for IP Addresses361
- Assigning IP Addresses to an Interface361
- Configuring Static Routes362
- Configure Static Routes for the Management Interface363
- Ipv4 Path MTU Discovery Overview364
- Using the Configured Source IP Address in ICMP Messages364
  - Configuring the ICMP Source Interface364
- Configuring the Duration to Establish a TCP Connection365
- Enabling Directed Broadcast365
- Resolution of Host Names365
- Enabling Dynamic Resolution of Host Names366
- Specifying the Local System Domain and a List of Domains366
- Configuring DNS with Traceroute367
- Arp367
- Configuration Tasks for ARP368
- Configuring Static ARP Entries368
- Enabling Proxy ARP368
- Clearing ARP Cache369
- ARP Learning Via Gratuitous ARP369
- Enabling ARP Learning Via Gratuitous ARP369
- ARP Learning Via ARP Request369
- Configuring ARP Retries370
- Icmp371
- Configuration Tasks for ICMP371
- Enabling ICMP Unreachable Messages371
- UDP Helper371
  - Configure UDP Helper371
  - Important Points to Remember372
- Enabling UDP Helper372
- Configuring a Broadcast Address372
- Configurations Using UDP Helper373
- UDP Helper with Broadcast-All Addresses373
- UDP Helper with Subnet Broadcast Addresses374
- UDP Helper with Configured Broadcast Addresses374
- UDP Helper with no Configured Broadcast Addresses375
- Troubleshooting UDP Helper375
22 Ipv6 Routing376
- Protocol Overview376
- Implementing Ipv6 with Dell Networking os382
- Icmpv6383
- Path MTU Discovery384
- Ipv6 Neighbor Discovery384
  - Ipv6 Neighbor Discovery of MTU Packets385
- Configuration Task List for Ipv6 RDNSS385
- Secure Shell (SSH) over an Ipv6 Transport387
- Configuration Tasks for Ipv6388
- Configuring Ipv6 RA Guard394
  - Configuring Ipv6 RA Guard on an Interface395
  - Monitoring Ipv6 RA Guard396
23 Intermediate System to Intermediate System397
- IS-IS Protocol Overview397
- IS-IS Addressing397
- Multi-Topology IS-IS398
- Graceful Restart399
  - Timers399
- Implementation Information399
- Configuration Information400
- IS-IS Metric Styles415
- Configure Metric Values415
- Sample Configurations418
24 Link Aggregation Control Protocol (LACP)420
- Introduction to Dynamic Lags and LACP420
- LACP Configuration Tasks422
- Shared LAG State Tracking424
  - Configuring Shared LAG State Tracking424
  - Important Points about Shared LAG State Tracking426
- LACP Basic Configuration Example426
  - Configure a LAG on ALPHA426
25 Layer 2435
- Manage the MAC Address Table435
- MAC Learning Limit436
- NIC Teaming440
- Configure Redundant Pairs441
  - Important Points about Configuring Redundant Pairs443
- Far-End Failure Detection444
26 Link Layer Discovery Protocol (LLDP)449
- 802.1AB (LLDP) Overview449
  - Protocol Data Units449
- Optional Tlvs450
  - Management Tlvs450
- TIA-1057 (LLDP-MED) Overview452
  - TIA Organizationally Specific Tlvs452
- Configure LLDP456
- CONFIGURATION Versus INTERFACE Configurations457
- Enabling LLDP457
  - Disabling and Undoing LLDP458
- Enabling LLDP on Management Ports458
  - Disabling and Undoing LLDP on Management Ports458
- Advertising Tlvs458
- Viewing the LLDP Configuration460
- Viewing Information Advertised by Adjacent LLDP Neighbors460
  - Examples of Viewing Information Advertised by Neighbors461
- Configuring LLDPDU Intervals462
- Configuring LLDP Notification Interval463
- Configuring Transmit and Receive Mode463
- Configuring the Time to Live Value464
- Debugging LLDP465
- Relevant Management Objects466
27 Microsoft Network Load Balancing471
- NLB Unicast Mode Scenario471
- NLB Multicast Mode Scenario471
- Limitations of the NLB Feature472
- Microsoft Clustering472
- Enable and Disable VLAN Flooding472
- Configuring a Switch for NLB472
  - Enabling a Switch for Multicast NLB473
28 Multicast Source Discovery Protocol (MSDP)474
- Protocol Overview474
- Anycast RP475
- Implementation Information476
- Configure Multicast Source Discovery Protocol476
  - Related Configuration Tasks476
- Enable MSDP480
- Manage the Source-Active Cache481
- Accept Source-Active Messages that Fail the RFP Check482
- Specifying Source-Active Messages485
- Limiting the Source-Active Messages from a Peer486
- Preventing MSDP from Caching a Local Source486
- Preventing MSDP from Caching a Remote Source487
- Preventing MSDP from Advertising a Local Source487
- Logging Changes in Peership States488
- Terminating a Peership488
- Clearing Peer Statistics489
- Debugging MSDP489
- MSDP with Anycast RP490
- Configuring Anycast RP491
  - Reducing Source-Active Message Flooding492
  - Specifying the RP Address Used in SA Messages492
- MSDP Sample Configurations494
29 Multiple Spanning Tree Protocol (MSTP)497
- Protocol Overview497
- Spanning Tree Variations498
  - Implementation Information498
- Configure Multiple Spanning Tree Protocol498
  - Related Configuration Tasks499
- Enable Multiple Spanning Tree Globally499
- Adding and Removing Interfaces499
- Creating Multiple Spanning Tree Instances500
- Influencing MSTP Root Selection501
- Interoperate with Non-Dell Bridges501
- Changing the Region Name or Revision502
- Modifying Global Parameters502
- Modifying the Interface Parameters503
- Configuring an Edgeport504
- Flush MAC Addresses after a Topology Change505
- MSTP Sample Configurations505
  - Router 1 Running-Configurationrouter 2 Running-Configurationrouter 3 Running-Configurationsftos Example Running-Configuration506
- Debugging and Verifying MSTP Configurations509
30 Multicast Features511
- Enabling IP Multicast511
- Implementation Information511
- Multicast Policies512
  - Ipv4 Multicast Policies512
- Understanding Multicast Traceroute (Mtrace)519
  - Important Points to Remember520
- Printing Multicast Traceroute (Mtrace) Paths520
- Supported Error Codes521
- Mtrace Scenarios522
31 Object Tracking528
- Object Tracking Overview528
- Object Tracking Configuration531
- Displaying Tracked Objects537
32 Open Shortest Path First (Ospfv2 and Ospfv3)539
- Protocol Overview539
- OSPF with Dell Networking os545
- Configuration Information548
  - Configuration Task List for Ospfv2 (OSPF for Ipv4)548
- Configuration Task List for Ospfv3 (OSPF for Ipv6)562
33 Policy-Based Routing (PBR)577
- Overview577
- Implementing PBR578
- Configuration Task List for Policy-Based Routing578
- Sample Configuration583
  - Create the Redirect-List Goldassign Redirect-List GOLD to Interface 2/11View Redirect-List GOLD584
34 PIM Sparse-Mode (PIM-SM)587
- Implementation Information587
- Protocol Overview587
- Configuring PIM-SM588
  - Related Configuration Tasks589
- Enable PIM-SM589
- Configuring S,G Expiry Timers590
- Configuring a Static Rendezvous Point591
  - Overriding Bootstrap Router Updates591
- Configuring a Designated Router591
- Creating Multicast Boundaries and Domains592
35 PIM Source-Specific Mode (PIM-SSM)593
- Implementation Information593
  - Important Points to Remember593
- Configure PIM-SSM594
  - Related Configuration Tasks594
- Enabling PIM-SSM594
- Use PIM-SSM with IGMP Version 2 Hosts594
  - Configuring PIM-SSM with Igmpv2595
- Electing an RP Using the BSR Mechanism596
  - Enabling RP to Server Specific Multicast Groups596
36 Port Monitoring598
- Important Points to Remember598
- Port Monitoring599
- Configuring Port Monitoring601
- Configuring Monitor Multicast Queue602
- Enabling Flow-Based Monitoring603
- Remote Port Mirroring604
- Encapsulated Remote Port Monitoring610
- ERPM Behavior on a Typical Dell Networking os612
  - Decapsulation of ERPM Packets at the Destination IP/ Analyzer612
- Port Monitoring on VLT613
37 Private Vlans (PVLAN)616
- Private VLAN Concepts616
- Using the Private VLAN Commands617
- Configuration Task List618
- Private VLAN Configuration Example622
- Inspecting the Private VLAN Configuration623
38 Per-VLAN Spanning Tree Plus (PVST+)625
- Protocol Overview625
- Implementation Information626
- Configure Per-VLAN Spanning Tree Plus626
  - Related Configuration Tasks626
- Enabling PVST626
- Disabling PVST627
- Influencing PVST+ Root Selection627
- Modifying Global PVST+ Parameters629
- Modifying Interface PVST+ Parameters630
- Configuring an Edgeport631
- PVST+ in Multi-Vendor Networks631
- Enabling PVST+ Extend System ID631
- PVST+ Sample Configurations632
39 Quality of Service (Qos)635
- Implementation Information637
- Port-Based Qos Configurations637
- Policy-Based Qos Configurations640
- DSCP Color Maps650
- Enabling Qos Rate Adjustment652
- Enabling Strict-Priority Queueing653
- Weighted Random Early Detection653
- Pre-Calculating Available Qos CAM Space656
- Configuring Weights and ECN for WRED657
  - Global Service Pools with WRED and ECN Settings658
- Configuring WRED and ECN Attributes659
- Guidelines for Configuring ECN for Classifying and Color-Marking Packets659
- Sample Configuration to Mark Non-Ecn Packets as "Yellow" with Multiple Traffic Class660
  - Classifying Incoming Packets Using ECN and Color-Marking660
  - Sample Configuration to Mark Non-Ecn Packets as "Yellow" with Single Traffic Class662
- Applying Layer 2 Match Criteria on a Layer 3 Interface663
- Applying DSCP and VLAN Match Criteria on a Service Queue664
- Classifying Incoming Packets Using ECN and Color-Marking665
- Guidelines for Configuring ECN for Classifying and Color-Marking Packets666
- Sample Configuration to Mark Non-Ecn Packets as "Yellow" with Multiple Traffic Class667
- Sample Configuration to Mark Non-Ecn Packets as "Yellow" with Single Traffic Class667
40 Routing Information Protocol (RIP)669
- Protocol Overview669
  - Ripv1669
  - Ripv2669
- Implementation Information670
- Configuration Information670
  - Configuration Task List670
  - RIP Configuration Example676
41 Remote Monitoring (RMON)682
- Implementation Information682
- Fault Recovery682
42 Rapid Spanning Tree Protocol (RSTP)686
- Protocol Overview686
- Configuring Rapid Spanning Tree686
  - Related Configuration Tasks686
- Important Points to Remember686
  - RSTP and VLT687
- Configuring Interfaces for Layer 2 Mode687
- Enabling Rapid Spanning Tree Protocol Globally688
- Adding and Removing Interfaces690
- Modifying Global Parameters690
  - Enabling SNMP Traps for Root Elections and Topology Changes692
- Modifying Interface Parameters692
- Influencing RSTP Root Selection692
- Configuring an Edgeport693
- Configuring Fast Hellos for Link State Detection694
43 Software-Defined Networking (SDN)695
44 Security696
- AAA Accounting696
  - Configuration Task List for AAA Accounting696
- AAA Authentication698
  - Configuration Task List for AAA Authentication699
- Obscuring Passwords and Keys702
- AAA Authorization702
  - Privilege Levels Overview702
  - Configuration Task List for Privilege Levels703
- Radius707
- Tacacs712
- Protection from TCP Tiny and Overlapping Fragment Attacks715
- Enabling SCP and SSH715
- Telnet723
- VTY Line and Access-Class Configuration723
- Role-Based Access Control725
- Two Factor Authentication (2FA)736
- Configuring the System to Drop Certain ICMP Reply Messages737
45 Service Provider Bridging739
- VLAN Stacking739
- VLAN Stacking Packet Drop Precedence748
- Dynamic Mode Cos for VLAN Stacking750
  - Mapping C-Tag to S-Tag Dot1P Values751
- Layer 2 Protocol Tunneling752
- Provider Backbone Bridging755
46 Sflow756
- Overview756
- Implementation Information756
  - Important Points to Remember757
- Enabling Extended Sflow757
- Show Sflow757
- Enabling and Disabling Sflow on an Interface758
- Enabling Sflow Max-Header Size Extended758
- Sflow Show Commands759
- Configuring Specify Collectors761
- Changing the Polling Intervals761
- Back-Off Mechanism761
- Sflow on LAG Ports762
- Enabling Extended Sflow762
  - Important Points to Remember763
47 Simple Network Management Protocol (SNMP)764
- Protocol Overview765
- Implementation Information765
- Snmpv3 Compliance with FIPS765
- Configuration Task List for SNMP766
  - Related Configuration Tasks766
- Important Points to Remember767
- Set up SNMP767
  - Creating a Community767
  - Setting up User-Based Security (Snmpv3)767
- Reading Managed Object Values769
- Writing Managed Object Values769
- Configuring Contact and Location Information Using SNMP770
- Subscribing to Managed Object Value Updates Using SNMP770
- Enabling a Subset of SNMP Traps771
- Enabling an SNMP Agent to Notify Syslog Server Failure773
- Copy Configuration Files Using SNMP774
  - Copying a Configuration File775
  - Copying Configuration Files Via SNMP776
  - Copying the Startup-Config Files to the Running-Config777
  - Copying the Startup-Config Files to the Server Via FTP777
  - Copying the Startup-Config Files to the Server Via TFTP777
  - Copy a Binary File to the Startup-Configuration778
  - Additional MIB Objects to View Copy Statistics778
  - Obtaining a Value for MIB Objects779
- MIB Support for Power Monitoring779
- MIB Support to Display the Available Memory Size on Flash780
  - Viewing the Available Flash Memory Size780
- MIB Support to Display the Software Core Files Generated by the System781
  - Viewing the Software Core Files Generated by the System781
- SNMP Support for WRED Green/Yellow/Red Drop Counters782
- MIB Support to Display the Available Partitions on Flash783
  - Viewing the Available Partitions on Flash783
- MIB Support to Display Egress Queue Statistics784
  - Viewing the ECMP Group Count Information784
- MIB Support for Entaliasmappingtable787
  - Viewing the Entaliasmappingtable MIB787
- MIB Support for LAG788
  - Viewing the LAG MIB789
- MIB Support to Display LLDP Tlvs789
  - Viewing the Details of LLDP Tlvs790
- MIB Support for LLDP Notification Interval790
- Manage Vlans Using SNMP791
  - Creating a VLAN791
  - Assigning a VLAN Alias791
  - Displaying the Ports in a VLAN791
  - Add Tagged and Untagged Ports to a VLAN792
- Managing Overload on Startup793
- Enabling and Disabling a Port Using SNMP794
- Fetch Dynamic MAC Entries Using SNMP794
- Deriving Interface Indices795
- Monitor Port-Channels796
- Enabling an SNMP Agent to Notify Syslog Server Failure797
- Troubleshooting SNMP Operation798
- Transceiver Monitoring798
48 Stacking800
- Stacking Overview800
- Important Points to Remember805
- Stacking Installation Tasks806
- Stacking Configuration Tasks813
- Verify a Stack Configuration817
  - Displaying the Status of Stacking Ports817
- Remove Units or Front End Ports from a Stack818
  - Removing a Unit from a Stack818
  - Removing Front End Port Stacking819
- Troubleshoot a Stack819
  - Recover from Stack Link Flaps820
  - Recover from a Card Problem State on a Stack820
49 Storm Control822
- Configure Storm Control822
  - Configuring Storm Control from INTERFACE Mode822
  - Configuring Storm Control from CONFIGURATION Mode823
50 Spanning Tree Protocol (STP)824
- Protocol Overview824
- Configure Spanning Tree825
  - Related Configuration Tasks825
- Important Points to Remember825
- Configuring Interfaces for Layer 2 Mode826
- Enabling Spanning Tree Protocol Globally827
- Adding an Interface to the Spanning Tree Group829
- Modifying Global Parameters829
- Modifying Interface STP Parameters830
- Enabling Portfast830
  - Prevent Network Disruptions with BPDU Guard831
- Selecting STP Root833
- STP Root Guard833
  - Root Guard Scenario833
  - Configuring Root Guard834
- Enabling SNMP Traps for Root Elections and Topology Changes835
- Configuring Spanning Trees as Hitless835
- STP Loop Guard835
  - Configuring Loop Guard837
- Displaying STP Guard Configuration837
51 Supportassist839
- Configuring Supportassist Using a Configuration Wizard840
- Configuring Supportassist Manually840
- Configuring Supportassist Activity842
- Configuring Supportassist Company843
- Configuring Supportassist Person844
- Configuring Supportassist Server844
- Viewing Supportassist Configuration845
52 System Time and Date847
- Network Time Protocol847
- Dell Networking os Time and Date853
53 Tunneling857
- Configuring a Tunnel857
- Configuring Tunnel Keepalive Settings858
- Configuring a Tunnel Interface858
- Configuring Tunnel Allow-Remote Decapsulation859
- Configuring the Tunnel Source Anylocal859
54 Uplink Failure Detection (UFD)861
- Feature Description861
- How Uplink Failure Detection Works862
- UFD and NIC Teaming863
- Important Points to Remember863
- Configuring Uplink Failure Detection864
- Clearing a UFD-Disabled Interface865
- Displaying Uplink Failure Detection866
- Sample Configuration: Uplink Failure Detection868
55 Upgrade Procedures870
- Get Help with Upgrades870
56 Virtual Lans (Vlans)871
- Default VLAN872
- Port-Based Vlans872
- Vlans and Port Tagging873
- Configuration Task List873
- Configuring Native Vlans876
- Enabling Null VLAN as the Default VLAN877
57 Virtual Link Trunking (VLT)878
- Overview878
- Configure Virtual Link Trunking885
- RSTP Configuration897
- PVST+ Configuration908
  - Sample PVST+ Configuration908
- Peer Routing Configuration Example909
- Evlt Configuration Example919
  - Evlt Configuration Step Examples919
- PIM-Sparse Mode Configuration Example921
- Verifying a VLT Configuration922
- Additional VLT Sample Configurations925
- Troubleshooting VLT927
- Reconfiguring Stacked Switches as VLT928
- Specifying VLT Nodes in a PVLAN928
- Configuring a VLT VLAN or LAG in a PVLAN932
  - Creating a VLT LAG or a VLT VLAN932
  - Associating the VLT LAG or VLT VLAN in a PVLAN933
- Proxy ARP Capability on VLT Peer Nodes934
  - Working of Proxy ARP for VLT Peer Nodes934
- VLT Nodes as Rendezvous Points for Multicast Resiliency935
- Configuring VLAN-Stack over VLT935
- Ipv6 Peer Routing in VLT Domains Overview939
58 VLT Proxy Gateway945
- Proxy Gateway in VLT Domains945
- Configuring a Static VLT Proxy Gateway950
- Configuring an LLDP VLT Proxy Gateway950
- VLT Proxy Gateway Sample Topology950
59 Virtual Routing and Forwarding (VRF)955
- VRF Overview955
- VRF Configuration Notes956
  - Dhcp958
- VRF Configuration958
- Sample VRF Configuration962
- Route Leaking Vrfs967
- Dynamic Route Leaking968
  - Configuring Route Leaking Without Filtering Criteria968
  - Configuring Route Leaking with Filtering971
60 Virtual Router Redundancy Protocol (VRRP)974
- VRRP Overview974
- VRRP Benefits975
- VRRP Implementation975
- VRRP Configuration976
  - Configuration Task List976
  - Setting VRRP Initialization Delay985
- Sample Configurations986
61 Debugging and Diagnostics998
- Offline Diagnostics998
  - Important Points to Remember998
  - Running Offline Diagnostics998
- Trace Logs999
- Auto Save on Crash or Rollover999
- Last Restart Reason999
- Hardware Watchdog Timer1000
- Using the Show Hardware Commands1000
- Enabling Environmental Monitoring1001
- Troubleshooting Packet Loss1004
- Enabling Application Core Dumps1011
- Mini Core Dumps1011
- Enabling TCP Dumps1012
62 Standards Compliance1013
- IEEE Compliance1013
- RFC and I-D Compliance1014
- MIB Location1027
509 V31028
- Introduction to X.509V3 Certification1028
- X.509V3 Support in Dell Networking os1029
- Information about Installing CA Certificates1031
  - Installing CA Certificate1031
- Information about Creating Certificate Signing Requests (CSR)1031
  - Creating Certificate Signing Requests (CSR)1032
- Information about Installing Trusted Certificates1033
  - Installing Trusted Certificates1033
- Transport Layer Security (TLS)1033
  - Syslog over TLS1034
- Online Certificate Status Protocol (OSCP)1034
- Verifying Certificates1035
  - Verifying Server Certificates1036
  - Verifying Client Certificates1036
- Event Logging1036

Dell S3048-ON - Page 470

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