Cisco SG500X-48P - Chapter 25: Quality of Service

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Cisco 500 Series Stackable Managed Switch Administration Guide Release 1.3 476

Quality of Service

The Quality of Service feature is applied throughout the network to ensure that

network traffic is prioritized according to required criteria and the desired traffic

receives preferential treatment.

This section covers the following topics:

• QoS Features and Components

• Configuring QoS - General

• QoS Basic Mode

• QoS Advanced Mode

• Managing QoS Statistics

Main Page

Default Chapter2
- Table of Contents2
Chapter 1: Getting Started19
- Starting the Web-Based Configuration Utility19
  - Launching the Configuration Utility20
    - Http/Https21
    - Logging out22
- Quick Start Device Configuration23
- Interface Naming Conventions24
- Differences between Sx500, SG500X and the ESW2-550X Devices24
- Window Navigation26
  - Application Header26
  - Management Buttons28
Chapter 2: Status and Statistics30
- Viewing Ethernet Interfaces30
- Viewing Etherlike Statistics31
- Viewing GVRP Statistics33
- Viewing 802.1X EAP Statistics34
- Viewing TCAM Utilization35
- Managing RMON36
Chapter 3: Administration: System Log46
- Setting System Log Settings46
- Setting Remote Logging Settings48
- Viewing Memory Logs49
  - RAM Memory50
  - Flash Memory50
Chapter 4: Administration: File Management52
- System Files52
- Upgrade/Backup Firmware/Language55
  - Upgrade/Backing Firmware or Language File56
- Active Image59
- Download/Backup Configuration/Log60
  - Configuration File Backwards Compatibility60
  - Downloading or Backing-Up a Configuration or Log File61
- Configuration Files Properties66
- Copy/Save Configuration67
- DHCP Auto Configuration68
Chapter 5: Administration: Stack Management76
- Overview76
- Types of Units in Stack78
  - Backward Compatibility of Number of Units in Stack78
  - Unit Leds79
- Stack Topology80
  - Types of Stack Topology80
  - Topology Discovery80
- Unit ID Assignment81
  - Duplicate Unit Ids81
- Master Selection Process83
- Stack Changes84
  - Connecting a New Unit84
- Unit Failure in Stack86
  - Failure of Master Unit86
    - Master/Backup Switchover87
    - Slave Unit Handling87
  - Reconnecting the Original Master Unit after Failover88
- Software Auto Synchronization in Stack88
- Stack Unit Mode88
- Stack Ports91
- Default Configuration96
- Interactions with Other Features96
- System Modes96
  - System Mode Backwards Compatibility97
  - System Mode and Stack Management97
Chapter 6: Administration: General Information100
- Device Models100
- System Information102
  - Displaying the System Summary102
  - Configuring the System Settings105
- Console Settings (Autobaud Rate Support)106
- Rebooting the Device106
- Routing Resources108
- Monitoring Fan Status111
- Defining Idle Session Timeout113
- Pinging a Host113
- Traceroute115
Chapter 7: Administration: Time Settings118
- System Time Options119
  - Time119
  - Time Zone and Daylight Savings Time (DST)120
- SNTP Modes120
- Configuring System Time121
Chapter 8: Administration: Diagnostics130
- Testing Copper Ports130
- Displaying Optical Module Status132
  - MSA-Compatible Sfps132
- Configuring Port and VLAN Mirroring133
- Viewing CPU Utilization and Secure Core Technology135
Chapter 9: Administration: Discovery138
- Configuring Bonjour Discovery138
  - Bonjour in Layer 2 System Mode138
  - Bonjour in Layer 3 System Mode139
- LLDP and CDP140
- Configuring LLDP141
- Configuring CDP161
Chapter 10: Port Management170
- Configuring Ports170
- Setting Port Configuration171
- Configuring Link Aggregation174
- Configuring Green Ethernet182
Chapter 11: Smartport190
- Overview191
- What Is a Smartport192
- Smartport Types192
  - Special Smartport Types194
- Smartport Macros195
  - Applying a Smartport Type to an Interface196
- Macro Failure and the Reset Operation196
- How the Smartport Feature Works197
- Auto Smartport198
- Error Handling201
- Default Configuration202
- Relationships with Other Features and Backwards Compatibility202
- Common Smartport Tasks202
- Configuring Smartport Using the Web-Based Interface205
- Built-In Smartport Macros210
Chapter 12: Port Management: Poe222
- Poe on the Device222
- Configuring Poe Properties225
- Configuring Poe Settings226
  - Poe Priority Example227
Chapter 13: VLAN Management230
- Vlans230
- Configuring Default VLAN Settings234
- Creating Vlans235
- Configuring VLAN Interface Settings236
- Defining VLAN Membership237
  - Configuring Port to VLAN238
  - Configuring VLAN Membership239
- GVRP Settings241
  - Defining GVRP Settings241
- VLAN Groups242
  - MAC-Based Groups242
    - Assigning MAC-Based VLAN Groups243
    - Mapping VLAN Group to VLAN Per Interface243
  - Protocol-Based Vlans244
    - Protocol-Based Groups244
    - Protocol-Based Groups to VLAN Mapping245
- Voice VLAN246
- Access Port Multicast TV VLAN259
- Customer Port Multicast TV VLAN262
  - Mapping CPE Vlans to Multicast TV Vlans263
  - CPE Port Multicast VLAN Membership264
Chapter 14: Spanning Tree266
- STP Flavors266
- Configuring STP Status and Global Settings267
- Defining Spanning Tree Interface Settings269
- Configuring Rapid Spanning Tree Settings271
- Multiple Spanning Tree274
- Defining MSTP Properties274
- Mapping Vlans to a MSTP Instance275
- Defining MSTP Instance Settings276
- Defining MSTP Interface Settings277
Chapter 15: Managing MAC Address Tables280
- Types of MAC Addresses280
- Configuring Static MAC Addresses281
- Managing Dynamic MAC Addresses282
  - Configuring Dynamic MAC Address Aging Time282
  - Querying Dynamic Addresses282
- Defining Reserved MAC Addresses283
Chapter 16: Multicast284
- Multicast Forwarding284
  - Typical Multicast Setup285
  - Multicast Address Properties287
- Defining Multicast Properties287
- Adding MAC Group Address289
- Adding IP Multicast Group Addresses291
- Configuring IGMP Snooping292
- MLD Snooping295
- Querying IGMP/MLD IP Multicast Group297
- Defining Multicast Router Ports298
- Defining Forward All Multicast299
- Defining Unregistered Multicast Settings300
Chapter 17: IP Configuration302
- Overview302
  - Layer 2 IP Addressing303
  - Layer 3 IP Addressing304
- Ipv4 Management and Interfaces305
- DHCP Server325
- Ipv6 Management and Interfaces333
- Domain Name353
Chapter 18: IP Configuration: Ripv2358
- Overview358
- How RIP Operates on the Device359
- Configuring RIP364
Chapter 19: IP Configuration: Ipv4 VRRP Virtual Routers372
- Overview372
  - Constraints373
  - VRRP Topology373
- Configurable Elements of VRRP376
- Configuring VRRP379
Chapter 20: Security382
- Defining Users383
  - Setting User Accounts383
  - Setting Password Complexity Rules385
- Configuring TACACS386
- Configuring RADIUS391
- Key Management395
  - Creating a Key Chain395
  - Creating a Key Settings396
- Configuring Management Access Authentication398
- Defining Management Access Method399
  - Active Access Profile400
  - Defining Profile Rules402
- SSL Server404
- Configuring TCP/UDP Services407
- Defining Storm Control408
- Configuring Port Security409
- Configuring 802.1X412
- Defining Time Ranges422
- Denial of Service Prevention423
- IP Source Guard432
- Dynamic ARP Inspection436
Chapter 21: Security: SSH Client442
- Secure Copy (SCP) and SSH442
- Protection Methods443
- SSH Server Authentication445
- SSH Client Authentication446
  - Supported Algorithms446
- Before You Begin447
- Common Tasks447
- SSH Client Configuration through the GUI449
Chapter 22: Security: SSH Server452
- Overview452
- Common Tasks453
- SSH Server Configuration Pages454
  - SSH User Authentication454
  - SSH Server Authentication455
Chapter 23: Security: Secure Sensitive Data Management458
- Introduction458
  - SSD Management459
- SSD Rules459
- SSD Properties464
- Configuration Files467
- SSD Management Channels472
- Menu CLI and Password Recovery473
- Configuring SSD473
  - SSD Properties473
  - SSD Rules474
Chapter 24: Access Control478
- Access Control Lists478
- Defining MAC-Based Acls480
  - Adding Rules to a MAC-Based ACL481
- Ipv4-Based Acls483
  - Defining an Ipv4-Based ACL483
  - Adding Rules (Aces) to an Ipv4-Based ACL484
- Ipv6-Based Acls487
  - Adding Rules (Aces) for an Ipv6-Based ACL488
- Defining ACL Binding491
Chapter 25: Quality of Service494
- Qos Features and Components495
  - Qos Modes495
  - Qos Workflow496
- Configuring Qos - General497
- Qos Basic Mode509
- Qos Advanced Mode511
- Managing Qos Statistics522
  - Policer Statistics523
    - Viewing Single Policer Statistics523
    - Viewing Aggregated Policer Statistics524
  - Viewing Queues Statistics524
Chapter 26: SNMP528
- SNMP Versions and Workflow528
- Model Oids531
- SNMP Engine ID532
- Configuring SNMP Views534
- Creating SNMP Groups535
- Managing SNMP Users537
- Defining SNMP Communities539
- Defining Trap Settings541
- Notification Recipients541
  - Defining Snmpv1,2 Notification Recipients542
  - Defining Snmpv3 Notification Recipients543
- SNMP Notification Filters545

Cisco SG500X-48P - Chapter 25: Quality of Service

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