Contents
35
Software Configuration GuideāRelease IOS XE 3.9.xE and IOS 15.2(5)Ex
Configuring the User Interface for NTP 43-17
VRF-lite Configuration Example 43-17
Displaying VRF-lite Status 43-21
Configuring IPv6 VRF-lite 43-22
Configure VRFs 43-22
Associate Interfaces to the Defined VRFs 43-23
Populate VRF with Routes via Routing Protocols 43-23
Static Route 43-23
Routing Protocols 43-24
VPN Co-existence Between IPv4 and IPv6 43-27
Migrating from the Old to New CLI Scheme 43-27
Configuring Quality of Service 44-1
Overview of QoS 44-1
Prioritization 44-2
QoS Terminology 44-3
Basic QoS Model 44-5
Classification 44-6
Classification Based on QoS ACLs 44-6
Classification Based on Class Maps and Policy Maps 44-7
Policing and Marking 44-8
Queueing and Scheduling 44-8
Active Queue Management 44-9
Sharing Link Bandwidth Among Transmit Queues 44-9
Strict Priority / Low Latency Queueing 44-9
Traffic Shaping 44-9
Packet Modification 44-9
Per Port Per VLAN QoS 44-10
Flow-based QoS 44-10
Using Metadata in QoS Policy 44-11
Configuring System Queue Limit 44-12
Configuring VSS QoS 44-13
MQC-based QoS Configuration 44-13
Platform-supported Classification Criteria and QoS Features 44-14
Platform Hardware Capabilities 44-15
Prerequisites for Applying a QoS Service Policy 44-15
Restrictions for Applying a QoS Service Policy 44-15
Classification 44-16
Classification Statistics 44-16
Configuring a Policy Map 44-16