Cisco Catalyst SD-WAN Network Configuration Guide, Releases 26.x and Later

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VPN

Outlines VPN concepts, interface configuration, and procedures for deploying, managing, and verifying VPNs using configuration groups, templates, and CLI commands within a software-defined WAN infrastructure.

TLOC

Outlines TLOC concepts, system interface details, color attributes, and encapsulation methods, providing foundational knowledge essential for understanding TLOC configuration and operation within SD-WAN architectures.

TLOC Extension

Outlines TLOC extension concepts, operation over IPv6, configuration procedures, and verification methods, providing a comprehensive overview of feature history, principles, limitations, and practical deployment for SD-WAN environments.

Bandwidth Utilization Reference Values

Outlines bandwidth utilization reference values for network interfaces, covering feature history, restrictions, configuration methods, monitoring practices, notification generation, and verification procedures to support effective network performance analysis.

Carrier Supporting Carrier

Outlines Carrier Supporting Carrier concepts, MPLS traffic routing, SD-WAN device transitions, practical use cases, configuration methods using templates and CLI, and verification procedures to enable robust carrier-grade transport in complex network environments.

DHCP Vendor Option Support

Outlines DHCP vendor option support with conceptual overviews, reference details, and comprehensive instructions for configuring DHCP vendor and client options, as well as DHCP servers, using CLI templates.

Dynamic On-Demand Tunnels

Outlines the functionality, prerequisites, configuration, monitoring, and restrictions of dynamic on-demand tunnels, detailing mechanisms, policy and gateway integration, OMP settings, and management of tunnel status within Cisco SD-WAN environments.

GRE-in-UDP

Outlines GRE-in-UDP tunneling concepts, feature history, and provides instructions for configuring GRE-in-UDP using CLI commands, enabling users to understand, implement, and reference this functionality within their network environments.

IP DHCP Smart-Relay

Introduces the IP DHCP smart-relay feature, outlining its functionality, feature history, benefits, and step-by-step configuration using CLI templates for efficient DHCP traffic management.

Layer 2 VPN

Outlines Layer 2 VPN capabilities in Cisco Catalyst SD-WAN environments, including feature history, supported platforms, deployment methods with CLI templates, configuration tasks for point-to-point and point-to-multipoint topologies, operational restrictions, and CLI-based verification and monitoring procedures.

IPv6 Functionality

Outlines IPv6 functionality implementation, detailing configuration procedures for interfaces, OMP, BGP, VRRP, SNMP, DHCP relay agents, ACL, QoS, logging, prefix lists, data prefixes, and centralized and localized policies using both templates and CLI commands.

IPv6 in a Dual Stack Environment

Outlines strategies, configuration methods, and monitoring procedures for deploying IPv6 as the preferred address family within dual stack environments, focusing on implementation options, device management, and operational visibility across SD-WAN Manager and Controller platforms.

DHCP for IPv6

Outlines DHCP for IPv6, covering prerequisites, restrictions, core concepts, use cases, and provides comprehensive guidance for configuring and verifying DHCPv6 client and server setups using CLI commands.

Per Packet Load Balancing

Describes how Per Packet Load Balancing (PPL) in Cisco SD-WAN distributes traffic across multiple links to enhance overall bandwidth resource utilization.

PPPoE

Outlines PPPoE features, deployment over ATM, supported platforms, historical development, configuration methods using templates, and practical configuration examples for effective network access and management.

TCP MSS and Clear Dont Fragment

Outlines TCP MSS and clear don't fragment functionality, feature history, configuration procedures, restrictions, and verification steps to guide users in optimizing TCP packet handling and fragmentation behavior within network environments.

Track Static Routes for Service VPNs

Outlines static route tracking for service VPNs, covering feature history, platform support, configuration procedures, task workflows, restrictions, monitoring, CLI usage, configuration examples, and verification methods to enable reliable routing and network resilience.

VDSL and GSHDSL

Outlines VDSL and GSHDSL technologies, providing foundational concepts, configuration guidelines, hardware references, and practical examples for deployment and management in Cisco environments.

VFR and Underlay Fragmentation

Outlines VFR and underlay fragmentation concepts, benefits, feature history, prerequisites, restrictions, use cases, boost mode, configuration procedures, and verification steps for optimizing packet handling within network infrastructures.

Cisco SD-WAN Controller Route Filtering by TLOC Color

Describes how to optimize network performance by selectively advertising routes based on transport location (TLOC) attributes. It helps administrators reduce control plane overhead and ensure routers receive only the path information compatible with their specific transport colors.

Network Slicing

Introduces network slicing concepts, feature history, configuration procedures, and CLI-based verification, guiding users through the deployment and management of network slices for advanced network segmentation and resource optimization.

Transport Gateway

Explains how to simplify hub-and-spoke topologies by using routers as transit hubs for disjoint networks. It enables administrators to provide connectivity between separate physical and cloud environments without the complexity of manual control policy configurations.

Symmetric Routing

Explains the purpose of symmetric routing and why it is required to ensure consistent traffic flow, predictable forwarding behavior, and proper stateful inspection in Cisco Catalyst SD-WAN deployments

Radio Aware Routing

Provides an overview of Radio-Aware Routing (RAR), which is a mechanism designed for mobile networks that allows a router to interact with radio interfaces to improve routing performance.