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HP ProCurve 2910al Switch User Manual

HP ProCurve 2910al Switch
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3
IP Routing Features
Contents
Overview of IP Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
IP Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
IP Tables and Caches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
ARP Cache Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
IP Route Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
IP Forwarding Cache . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
IP Route Exchange Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
IP Global Parameters for Routing Switches . . . . . . . . . . . . . . . . . . . . . 3-8
ARP Age Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
IP Interface Parameters for Routing Switches . . . . . . . . . . . . . . . . . . 3-12
Configuring IP Parameters for Routing Switches . . . . . . . . . . . . . . . 3-13
Configuring IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Changing the Router ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Configuring ARP Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
How ARP Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
Enabling Proxy ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
Enabling Local Proxy ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
CLI Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Configuring Forwarding Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Changing the TTL Threshold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Enabling Forwarding of Directed Broadcasts . . . . . . . . . . . . . . . 3-18
Configuring ICMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Disabling ICMP Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Disabling Replies to Broadcast Ping Requests . . . . . . . . . . . . . . . 3-20
Disabling ICMP Destination Unreachable Messages . . . . . . . . . . 3-21
Disabling ICMP Redirects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
Configuring Static IP Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
3-1

Table of Contents

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HP ProCurve 2910al Switch Specifications

General IconGeneral
ModelHP ProCurve 2910al Switch
LayerLayer 3
Jumbo Frame SupportYes
Power DeviceInternal power supply
VLAN SupportYes
Power Supply100-240 VAC, 50/60 Hz
Ports24 or 48 x 10/100/1000 ports
Uplink Ports4 x SFP (mini-GBIC)
StackingYes
MAC Address Table Size32000 entries
Routing ProtocolRIP, OSPF, BGP, IGMP
Remote Management ProtocolSNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, TFTP
FeaturesVLAN, QoS, IPv6, ACLs
Compliant StandardsIEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3af
Operating Temperature0 to 45°C
Operating Humidity15% to 95% (noncondensing)
Power over Ethernet (PoE)PoE+ (802.3at) on PoE+ models, PoE (802.3af) on PoE models

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