Configuration Guide
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... CDP Hops 6-5 Discovery Through Non-CDP-Capable and Noncluster-Capable Devices 6-6 Discovery Through Different VLANs 6-7 Discovery Through Different Management VLANs 6-7 Discovery Through Routed Ports 6-8 Discovery of Newly Installed Switches 6-9 HSRP and Standby Cluster Command Switches 6-10 Virtual IP Addresses 6-11 Other Considerations for Cluster Standby Groups ...Clusters and Switch Stacks 6-15 TACACS+ and RADIUS 6-16 LRE Profiles 6-16 Using the CLI to Manage Switch Clusters 6-16 Catalyst 1900 and Catalyst 2820 CLI Considerations 6-17 Using SNMP to Manage Switch Clusters 6-17 OL-8550-02...
... CDP Hops 6-5 Discovery Through Non-CDP-Capable and Noncluster-Capable Devices 6-6 Discovery Through Different VLANs 6-7 Discovery Through Different Management VLANs 6-7 Discovery Through Routed Ports 6-8 Discovery of Newly Installed Switches 6-9 HSRP and Standby Cluster Command Switches 6-10 Virtual IP Addresses 6-11 Other Considerations for Cluster Standby Groups ...Clusters and Switch Stacks 6-15 TACACS+ and RADIUS 6-16 LRE Profiles 6-16 Using the CLI to Manage Switch Clusters 6-16 Catalyst 1900 and Catalyst 2820 CLI Considerations 6-17 Using SNMP to Manage Switch Clusters 6-17 OL-8550-02...
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...-46 Configuring Interface Characteristics 11-1 Understanding Interface Types 11-1 Port-Based VLANs 11-2 Switch Ports 11-2 Access Ports 11-3 Trunk Ports 11-3 Tunnel Ports 11-4 Routed Ports 11-4 Switch Virtual Interfaces 11-5 EtherChannel Port Groups 11-6 10-Gigabit Ethernet Interfaces 11-6 Power over Ethernet Ports 11-6 Supported Protocols and Standards 11...
...-46 Configuring Interface Characteristics 11-1 Understanding Interface Types 11-1 Port-Based VLANs 11-2 Switch Ports 11-2 Access Ports 11-3 Trunk Ports 11-3 Tunnel Ports 11-4 Routed Ports 11-4 Switch Virtual Interfaces 11-5 EtherChannel Port Groups 11-6 10-Gigabit Ethernet Interfaces 11-6 Power over Ethernet Ports 11-6 Supported Protocols and Standards 11...
Configuration Guide
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... of Router ACLs and VLAN Maps Applied to VLANs 32-38 ACLs and Switched Packets 32-38 ACLs and Bridged Packets 32-38 ACLs and Routed Packets 32-39 ACLs and Multicast Packets 32-40 Displaying IPv4 ACL Configuration 32-40 Configuring QoS 33-1 Understanding QoS 33-2 Basic QoS Model 33... QoS Configuration 33-31 Default Ingress Queue Configuration 33-31 Default Egress Queue Configuration 33-32 Default Mapping Table Configuration 33-33 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxvii
... of Router ACLs and VLAN Maps Applied to VLANs 32-38 ACLs and Switched Packets 32-38 ACLs and Bridged Packets 32-38 ACLs and Routed Packets 32-39 ACLs and Multicast Packets 32-40 Displaying IPv4 ACL Configuration 32-40 Configuring QoS 33-1 Understanding QoS 33-2 Basic QoS Model 33... QoS Configuration 33-31 Default Ingress Queue Configuration 33-31 Default Egress Queue Configuration 33-32 Default Mapping Table Configuration 33-33 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxvii
Configuration Guide
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...Overview 34-2 Port-Channel Interfaces 34-4 Port Aggregation Protocol 34-5 PAgP Modes 34-6 PAgP Interaction with Other Features 34-6 Link Aggregation Control Protocol 34-7 LACP Modes 34-7 LACP Interaction with Other Features 34-7 EtherChannel On Mode 34-8 Load Balancing and Forwarding Methods 34... Link-State Tracking 34-26 Displaying Link-State Tracking Status 34-27 Configuring IP Unicast Routing 35-1 Understanding IP Routing 35-2 Types of Routing 35-2 IP Routing and Switch Stacks 35-3 Steps for Configuring Routing 35-5 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxix
...Overview 34-2 Port-Channel Interfaces 34-4 Port Aggregation Protocol 34-5 PAgP Modes 34-6 PAgP Interaction with Other Features 34-6 Link Aggregation Control Protocol 34-7 LACP Modes 34-7 LACP Interaction with Other Features 34-7 EtherChannel On Mode 34-8 Load Balancing and Forwarding Methods 34... Link-State Tracking 34-26 Displaying Link-State Tracking Status 34-27 Configuring IP Unicast Routing 35-1 Understanding IP Routing 35-2 Types of Routing 35-2 IP Routing and Switch Stacks 35-3 Steps for Configuring Routing 35-5 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxix
Configuration Guide
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...35-9 Define a Static ARP Cache 35-10 Set ARP Encapsulation 35-11 Enable Proxy ARP 35-11 Routing Assistance When IP Routing is Disabled 35-12 Proxy ARP 35-12 Default Gateway 35-12 ICMP Router Discovery Protocol (IRDP) ...Broadcast Address 35-16 Flooding IP Broadcasts 35-17 Monitoring and Maintaining IP Addressing 35-18 Enabling IP Unicast Routing 35-19 Configuring RIP 35-19 Default RIP Configuration 35-20 Configuring Basic RIP Parameters 35-21 Configuring RIP... Pacing 35-33 Configuring a Loopback Interface 35-33 Monitoring OSPF 35-34 Catalyst 3750 Switch Software Configuration Guide xxx OL-8550-02
...35-9 Define a Static ARP Cache 35-10 Set ARP Encapsulation 35-11 Enable Proxy ARP 35-11 Routing Assistance When IP Routing is Disabled 35-12 Proxy ARP 35-12 Default Gateway 35-12 ICMP Router Discovery Protocol (IRDP) ...Broadcast Address 35-16 Flooding IP Broadcasts 35-17 Monitoring and Maintaining IP Addressing 35-18 Enabling IP Unicast Routing 35-19 Configuring RIP 35-19 Default RIP Configuration 35-20 Configuring Basic RIP Parameters 35-21 Configuring RIP... Pacing 35-33 Configuring a Loopback Interface 35-33 Monitoring OSPF 35-34 Catalyst 3750 Switch Software Configuration Guide xxx OL-8550-02
Configuration Guide
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...-56 Configuring BGP Neighbors and Peer Groups 35-57 Configuring Aggregate Addresses 35-59 Configuring Routing Domain Confederations 35-60 Configuring BGP Route Reflectors 35-61 Configuring Route Dampening 35-62 Monitoring and Maintaining BGP 35-63 Configuring Multi-VRF CE 35-64 ...Features 35-75 Configuring Distributed Cisco Express Forwarding 35-75 Configuring the Number of Equal-Cost Routing Paths 35-76 Configuring Static Unicast Routes 35-77 Specifying Default Routes and Networks 35-78 Using Route Maps to Redistribute Routing Information 35-79 Catalyst 3750 Switch Software Configuration Guide...
...-56 Configuring BGP Neighbors and Peer Groups 35-57 Configuring Aggregate Addresses 35-59 Configuring Routing Domain Confederations 35-60 Configuring BGP Route Reflectors 35-61 Configuring Route Dampening 35-62 Monitoring and Maintaining BGP 35-63 Configuring Multi-VRF CE 35-64 ...Features 35-75 Configuring Distributed Cisco Express Forwarding 35-75 Configuring the Number of Equal-Cost Routing Paths 35-76 Configuring Static Unicast Routes 35-77 Specifying Default Routes and Networks 35-78 Using Route Maps to Redistribute Routing Information 35-79 Catalyst 3750 Switch Software Configuration Guide...
Configuration Guide
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... PBR 35-84 Filtering Routing Information 35-86 Setting Passive Interfaces 35-86 Controlling Advertising and Processing in Routing Updates 35-87 Filtering Sources of Routing Information 35-87 Managing Authentication Keys 35-88 Monitoring and Maintaining the IP Network 35-89 Configuring IPv6 Unicast Routing 36-1 Understanding IPv6 36...IPv6 ICMP Rate Limiting 36-15 Configuring CEF and dCEF for IPv6 36-15 Configuring Static Routing for IPv6 36-16 Configuring RIP for IPv6 36-18 Configuring OSPF for IPv6 36-20 Displaying IPv6 36-22 xxxii Catalyst 3750 Switch Software Configuration Guide OL-8550-02
... PBR 35-84 Filtering Routing Information 35-86 Setting Passive Interfaces 35-86 Controlling Advertising and Processing in Routing Updates 35-87 Filtering Sources of Routing Information 35-87 Managing Authentication Keys 35-88 Monitoring and Maintaining the IP Network 35-89 Configuring IPv6 Unicast Routing 36-1 Understanding IPv6 36...IPv6 ICMP Rate Limiting 36-15 Configuring CEF and dCEF for IPv6 36-15 Configuring Static Routing for IPv6 36-16 Configuring RIP for IPv6 36-18 Configuring OSPF for IPv6 36-20 Displaying IPv6 36-22 xxxii Catalyst 3750 Switch Software Configuration Guide OL-8550-02
Configuration Guide
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...List 39-14 Configuring HSRP Object Tracking 39-17 Configuring Other Tracking Characteristics 39-18 Configuring IP Multicast Routing 40-1 Understanding Cisco's Implementation of IP Multicast Routing 40-2 Understanding IGMP 40-3 IGMP Version 1 40-3 IGMP Version 2 40-3 Understanding PIM 40-4 ... Routing and Switch Stacks 40-8 Configuring IP Multicast Routing 40-9 Default Multicast Routing Configuration 40-9 Multicast Routing Configuration Guidelines 40-9 PIMv1 and PIMv2 Interoperability 40-10 Auto-RP and BSR Configuration Guidelines 40-10 Configuring Basic Multicast Routing 40-11 xxxiv Catalyst ...
...List 39-14 Configuring HSRP Object Tracking 39-17 Configuring Other Tracking Characteristics 39-18 Configuring IP Multicast Routing 40-1 Understanding Cisco's Implementation of IP Multicast Routing 40-2 Understanding IGMP 40-3 IGMP Version 1 40-3 IGMP Version 2 40-3 Understanding PIM 40-4 ... Routing and Switch Stacks 40-8 Configuring IP Multicast Routing 40-9 Default Multicast Routing Configuration 40-9 Multicast Routing Configuration Guidelines 40-9 PIMv1 and PIMv2 Interoperability 40-10 Auto-RP and BSR Configuration Guidelines 40-10 Configuring Basic Multicast Routing 40-11 xxxiv Catalyst ...
Configuration Guide
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... Interval 40-27 Configuring Optional IGMP Features 40-28 Default IGMP Configuration 40-28 Configuring the Switch as a Member of a Group 40-28 Controlling Access to IP Multicast Groups 40-29 Changing the IGMP Version 40-30 Modifying the IGMP Host-Query Message Interval 40-31 Changing the IGMP... Advertising Network 0.0.0.0 to DVMRP Neighbors 40-42 Responding to mrinfo Requests 40-43 Configuring Advanced DVMRP Interoperability Features 40-43 Enabling DVMRP Unicast Routing 40-43 Rejecting a DVMRP Nonpruning Neighbor 40-44 Contents OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxxv
... Interval 40-27 Configuring Optional IGMP Features 40-28 Default IGMP Configuration 40-28 Configuring the Switch as a Member of a Group 40-28 Controlling Access to IP Multicast Groups 40-29 Changing the IGMP Version 40-30 Modifying the IGMP Host-Query Message Interval 40-31 Changing the IGMP... Advertising Network 0.0.0.0 to DVMRP Neighbors 40-42 Responding to mrinfo Requests 40-43 Configuring Advanced DVMRP Interoperability Features 40-43 Enabling DVMRP Unicast Routing 40-43 Rejecting a DVMRP Nonpruning Neighbor 40-44 Contents OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxxv
Configuration Guide
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... A P T E R 42 C H A P T E R Controlling Route Exchanges 40-47 Limiting the Number of DVMRP Routes Advertised 40-47 Changing the DVMRP Route Threshold 40-47 Configuring a DVMRP Summary Address 40-48 Disabling DVMRP Autosummarization 40-50 Adding a Metric Offset to the DVMRP Route 40-50 Monitoring and Maintaining IP Multicast Routing 40-51 Clearing Caches, Tables, and Databases... 41-19 Configuring Fallback Bridging 42-1 Understanding Fallback Bridging 42-1 Fallback Bridging Overview 42-1 Fallback Bridging and Switch Stacks 42-3 xxxvi Catalyst 3750 Switch Software Configuration Guide OL-8550-02
... A P T E R 42 C H A P T E R Controlling Route Exchanges 40-47 Limiting the Number of DVMRP Routes Advertised 40-47 Changing the DVMRP Route Threshold 40-47 Configuring a DVMRP Summary Address 40-48 Disabling DVMRP Autosummarization 40-50 Adding a Metric Offset to the DVMRP Route 40-50 Monitoring and Maintaining IP Multicast Routing 40-51 Clearing Caches, Tables, and Databases... 41-19 Configuring Fallback Bridging 42-1 Understanding Fallback Bridging 42-1 Fallback Bridging Overview 42-1 Fallback Bridging and Switch Stacks 42-3 xxxvi Catalyst 3750 Switch Software Configuration Guide OL-8550-02
Configuration Guide
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...Stack Member to Another C-33 D A P P E N D I X Unsupported Commands in Cisco IOS Release 12.2(35)SE D-1 Access Control Lists D-1 Unsupported Privileged EXEC Commands D-1 Unsupported Global Configuration Commands D-1 Unsupported Route-Map Configuration Commands D-1 Archive Commands D-2 Unsupported Privileged EXEC Commands D-2 ARP Commands D-2 Unsupported Global ...D-4 Interface Commands D-5 Unsupported Privileged EXEC Commands D-5 Unsupported Global Configuration Commands D-5 Unsupported Interface Configuration Commands D-5 Catalyst 3750 Switch Software Configuration Guide xl OL-8550-02
...Stack Member to Another C-33 D A P P E N D I X Unsupported Commands in Cisco IOS Release 12.2(35)SE D-1 Access Control Lists D-1 Unsupported Privileged EXEC Commands D-1 Unsupported Global Configuration Commands D-1 Unsupported Route-Map Configuration Commands D-1 Archive Commands D-2 Unsupported Privileged EXEC Commands D-2 ARP Commands D-2 Unsupported Global ...D-4 Interface Commands D-5 Unsupported Privileged EXEC Commands D-5 Unsupported Global Configuration Commands D-5 Unsupported Interface Configuration Commands D-5 Catalyst 3750 Switch Software Configuration Guide xl OL-8550-02
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... EXEC Commands D-6 Unsupported Global Configuration Commands D-7 Unsupported Interface Configuration Commands D-7 Unsupported BGP Router Configuration Commands D-7 Unsupported VPN Configuration Commands D-8 Unsupported Route Map Commands D-8 MAC Address Commands D-8 Unsupported Privileged EXEC Commands D-8 Unsupported Global Configuration Commands D-9 Miscellaneous D-9 Unsupported Privileged EXEC Commands D-9 Unsupported ...Configuration Command D-12 VLAN D-12 Unsupported Global Configuration Commands D-12 Unsupported User EXEC Commands D-12 Catalyst 3750 Switch Software Configuration Guide xli
... EXEC Commands D-6 Unsupported Global Configuration Commands D-7 Unsupported Interface Configuration Commands D-7 Unsupported BGP Router Configuration Commands D-7 Unsupported VPN Configuration Commands D-8 Unsupported Route Map Commands D-8 MAC Address Commands D-8 Unsupported Privileged EXEC Commands D-8 Unsupported Global Configuration Commands D-9 Miscellaneous D-9 Unsupported Privileged EXEC Commands D-9 Unsupported ...Configuration Command D-12 VLAN D-12 Unsupported Global Configuration Commands D-12 Unsupported User EXEC Commands D-12 Catalyst 3750 Switch Software Configuration Guide xli
Configuration Guide
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... working with the Cisco IOS software and be familiar with the concepts and terminology of service (QoS), static routing, EIGRP stub routing, and the Routing Information IP services image provides a richer set available from the Layer 2+ static routing and RIP, the...Cisco Network Assistant (hereafter referred to as the switch module. For more information, see Getting Started with the Catalyst 3750 switch. This guide provides procedures for this release and the Catalyst 3750 Switch Hardware Installation Guide. The IP base image provides Layer 2+ features including access control...
... working with the Cisco IOS software and be familiar with the concepts and terminology of service (QoS), static routing, EIGRP stub routing, and the Routing Information IP services image provides a richer set available from the Layer 2+ static routing and RIP, the...Cisco Network Assistant (hereafter referred to as the switch module. For more information, see Getting Started with the Catalyst 3750 switch. This guide provides procedures for this release and the Catalyst 3750 Switch Hardware Installation Guide. The IP base image provides Layer 2+ features including access control...
Configuration Guide
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... the IP base image and IP services image. These features include access control lists (ACLs), quality of enterprise-class intelligent services. To distinguish it from the Layer 2+ static routing and RIP, the IP services image includes protocols such as the Enhanced ...8226; IP services image, which provides Layer 2+ features (enterprise-class intelligent services). OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-1 Note Unless otherwise noted, all IP base image features plus full Layer 3 routing (IP unicast routing, IP multicast routing, and fallback bridging).
... the IP base image and IP services image. These features include access control lists (ACLs), quality of enterprise-class intelligent services. To distinguish it from the Layer 2+ static routing and RIP, the IP services image includes protocols such as the Enhanced ...8226; IP services image, which provides Layer 2+ features (enterprise-class intelligent services). OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-1 Note Unless otherwise noted, all IP base image features plus full Layer 3 routing (IP unicast routing, IP multicast routing, and fallback bridging).
Configuration Guide
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...routing and access control lists (ACLs), the advanced IP services image is supported in all Catalyst 3560 and 3750 images; For more information about the device manager, see the getting started guide. Simplifying and minimizing switch, switch stack, and switch cluster management from Cisco. Catalyst...about Express Setup, see Chapter 36, "Configuring IPv6 Unicast Routing." Managing communities, which are available only on IPv6 routing, see the getting started guide. • User-defined and Cisco-default Smartports macros for creating custom switch configurations for simplified...
...routing and access control lists (ACLs), the advanced IP services image is supported in all Catalyst 3560 and 3750 images; For more information about the device manager, see the getting started guide. Simplifying and minimizing switch, switch stack, and switch cluster management from Cisco. Catalyst...about Express Setup, see Chapter 36, "Configuring IPv6 Unicast Routing." Managing communities, which are available only on IPv6 routing, see the getting started guide. • User-defined and Cisco-default Smartports macros for creating custom switch configurations for simplified...
Configuration Guide
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...configure the connection appropriately • Support for up to 1546 bytes routed frames, up to 9000 bytes for frames that are bridged in ... switches, routers, and servers • Port Aggregation Protocol (PAgP) and Link Aggregation Control Protocol (LACP) for automatic creation of EtherChannel links • Forwarding of Layer 2 ... forwarding unknown Layer 2 unknown unicast, multicast, and bridged broadcast traffic • Cisco Group Management Protocol (CGMP) server support and Internet Group Management Protocol (IGMP) snooping...Catalyst 3750 Switch Software Configuration Guide 1-4 OL-8550-02
...configure the connection appropriately • Support for up to 1546 bytes routed frames, up to 9000 bytes for frames that are bridged in ... switches, routers, and servers • Port Aggregation Protocol (PAgP) and Link Aggregation Control Protocol (LACP) for automatic creation of EtherChannel links • Forwarding of Layer 2 ... forwarding unknown Layer 2 unknown unicast, multicast, and bridged broadcast traffic • Cisco Group Management Protocol (CGMP) server support and Internet Group Management Protocol (IGMP) snooping...Catalyst 3750 Switch Software Configuration Guide 1-4 OL-8550-02
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...upstream traffic from sending or receiving BPDUs - management and control of a failure that leads to a unidirectional link • Equal-cost routing for link-level and switch-level redundancy • Flex ...feature enabled, no user traffic is sent or received on the switch OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-7 and network security by establishing VLAN groups for high-...enabled port from connected hosts and servers, and to allow Layer 2 ports to be isolated from Cisco IP Phones • VLAN 1 minimization for reducing the risk of the spanning tree by the ...
...upstream traffic from sending or receiving BPDUs - management and control of a failure that leads to a unidirectional link • Equal-cost routing for link-level and switch-level redundancy • Flex ...feature enabled, no user traffic is sent or received on the switch OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-7 and network security by establishing VLAN groups for high-...enabled port from connected hosts and servers, and to allow Layer 2 ports to be isolated from Cisco IP Phones • VLAN 1 minimization for reducing the risk of the spanning tree by the ...
Configuration Guide
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... configuration occurs • Standard and extended IP access control lists (ACLs) for defining security policies in both a data device and a voice device, such as an IP phone (Cisco or non-Cisco), to independently authenticate on the switch by not relaying...Catalyst 3750 Switch Software Configuration Guide 1-8 OL-8550-02 Features Chapter 1 Overview Security Features The switch ships with these security features: • Web authentication to allow both directions on routed interfaces (router ACLs) and VLANs and inbound on Layer 2 interfaces (port ACLs) • Extended MAC access control...
... configuration occurs • Standard and extended IP access control lists (ACLs) for defining security policies in both a data device and a voice device, such as an IP phone (Cisco or non-Cisco), to independently authenticate on the switch by not relaying...Catalyst 3750 Switch Software Configuration Guide 1-8 OL-8550-02 Features Chapter 1 Overview Security Features The switch ships with these security features: • Web authentication to allow both directions on routed interfaces (router ACLs) and VLANs and inbound on Layer 2 interfaces (port ACLs) • Extended MAC access control...
Configuration Guide
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... the IP services image) - OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-11 Border Gateway Protocol (BGP) Version 4 (requires the IP services image) • IP routing between VLANs (inter-VLAN routing) for full Layer 3 routing between two or more VLANs, allowing each VLAN ... or more VLANs (requires the IP services image) • Static IP routing for manually building a routing table of network path information • Equal-cost routing for load balancing and redundancy • Internet Control Message Protocol (ICMP) and ICMP Router Discovery Protocol (IRDP) for using...
... the IP services image) - OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-11 Border Gateway Protocol (BGP) Version 4 (requires the IP services image) • IP routing between VLANs (inter-VLAN routing) for full Layer 3 routing between two or more VLANs, allowing each VLAN ... or more VLANs (requires the IP services image) • Static IP routing for manually building a routing table of network path information • Equal-cost routing for load balancing and redundancy • Internet Control Message Protocol (ICMP) and ICMP Router Discovery Protocol (IRDP) for using...
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... and appear on the console. For more information, see Chapter 40, "Configuring IP Multicast Routing." • MSDP is enabled (Version 1). Chapter 1 Overview Network Configuration Examples - For more information, see Chapter 25, "Configuring Port-Based Traffic Control." • CDP is disabled on page 1-26 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-15
... and appear on the console. For more information, see Chapter 40, "Configuring IP Multicast Routing." • MSDP is enabled (Version 1). Chapter 1 Overview Network Configuration Examples - For more information, see Chapter 25, "Configuring Port-Based Traffic Control." • CDP is disabled on page 1-26 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 1-15