Dell PowerConnect 7048P Manuale utente

Dell PowerConnect

7000 Series Switch

User’s Configuration

Guide

Regulatory Models: PC7024, PC7024P,

PC7024F, PC7048, PC7048P, PC7048R, and

PC7048R-RA

Notes and Cautions

NOTE: A NOTE indicates important information that helps you make better use of

your computer.

CAUTION: A CAUTION indicates potential damage to hardware or loss of data if

instructions are not followed.

____________

Information in this publication is subject to change without notice.

Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.

is strictly forbidden.

Trademarks used in this text: Dell™, the DELL logo, EqualLogic™, PowerConnect™, and

OpenManage™ are trademarks of Dell Inc. Microsoft®, Windows®, Windows Server®, MS-DOS®,

and Windows Vista®are either trademarks or registered trademarks of Microsoft Corporation in the

United States and/or other countries. sFlow®is a registered trademark of InMon Corporation. Cisco®

is a registered trademark of Cisco Systems. Mozilla®and Firefox®are registered trademarks of the

Mozilla Foundation.

Other trademarks and trade names may be used in this publication to refer to either the entities claiming

the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and

trade names other than its own.

Regulatory Models: PC7024, PC7024P, PC7024F, PC7048, PC7048P, PC7048R, and PC7048R-RA

March 2011 Rev. A01

Contents 3

Contents

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 49

About This Document . . . . . . . . . . . . . . . . . . 49

Audience . . . . . . . . . . . . . . . . . . . . . . . . . 49

Document Conventions . . . . . . . . . . . . . . . . . 50

Additional Documentation. . . . . . . . . . . . . . . . 50

2 Switch Features . . . . . . . . . . . . . . . . . . . 51

System Management Features . . . . . . . . . . . . . 52

Multiple Management Options . . . . . . . . . . . 52

System Time Management . . . . . . . . . . . . . 52

Log Messages . . . . . . . . . . . . . . . . . . . 52

Integrated DHCP Server . . . . . . . . . . . . . . 53

Management of Basic Network Information. . . . 53

IPv6 Management Features . . . . . . . . . . . . 53

Dual Software Images . . . . . . . . . . . . . . . 53

File Management . . . . . . . . . . . . . . . . . . 54

Switch Database Management Templates. . . . . 54

Automatic Installation of Firmware and

Configuration . . . . . . . . . . . . . . . . . . . . 54

sFlow . . . . . . . . . . . . . . . . . . . . . . . . 55

SNMP Alarms and Trap Logs . . . . . . . . . . . . 55

CDP Interoperability through ISDP . . . . . . . . . 55

Remote Monitoring (RMON) . . . . . . . . . . . . 55

4Contents

Stacking Features . . . . . . . . . . . . . . . . . . . . 56

High Port Count . . . . . . . . . . . . . . . . . . . 56

Single IP Management . . . . . . . . . . . . . . . 56

Automatic Firmware Upgrade for New

Stack Members . . . . . . . . . . . . . . . . . . . 56

Stacking Compatibility with the

PowerConnect M6348 . . . . . . . . . . . . . . . 56

Master Failover with Transparent Transition . . . . 57

Nonstop Forwarding on the Stack . . . . . . . . . 57

Hot Add/Delete and Firmware

Synchronization . . . . . . . . . . . . . . . . . . . 57

Security Features . . . . . . . . . . . . . . . . . . . . 57

Configurable Access and Authentication

Profiles . . . . . . . . . . . . . . . . . . . . . . . 57

Password-Protected Management Access . . . . 58

Strong Password Enforcement . . . . . . . . . . . 58

TACACS+ Client . . . . . . . . . . . . . . . . . . . 58

RADIUS Support . . . . . . . . . . . . . . . . . . 58

SSH/SSL. . . . . . . . . . . . . . . . . . . . . . . 59

Inbound Telnet Control . . . . . . . . . . . . . . . 59

Denial of Service . . . . . . . . . . . . . . . . . . 59

Captive Portal . . . . . . . . . . . . . . . . . . . . 59

Dot1x Authentication (IEEE 802.1X) . . . . . . . . . 60

MAC-Based 802.1X Authentication . . . . . . . . . 60

Dot1x Monitor Mode . . . . . . . . . . . . . . . . 60

MAC-Based Port Security . . . . . . . . . . . . . 60

Access Control Lists (ACL) . . . . . . . . . . . . . 61

Time-Based ACLs . . . . . . . . . . . . . . . . . . 61

IP Source Guard (IPSG). . . . . . . . . . . . . . . 61

DHCP Snooping . . . . . . . . . . . . . . . . . . . 62

Dynamic ARP Inspection . . . . . . . . . . . . . . 62

Protected Ports (Private VLAN Edge). . . . . . . . 62

Contents 5

Green Technology Features . . . . . . . . . . . . . . . 63

Energy Detect Mode . . . . . . . . . . . . . . . . 63

Energy Efficient Ethernet . . . . . . . . . . . . . . 63

Power Utilization Reporting . . . . . . . . . . . . 63

Power over Ethernet (PoE) Plus Features . . . . . . . . 63

Power Over Ethernet (PoE) Plus

Configuration . . . . . . . . . . . . . . . . . . . . 63

PoE Plus Support . . . . . . . . . . . . . . . . . . 64

Switching Features . . . . . . . . . . . . . . . . . . . 64

Flow Control Support (IEEE 802.3x) . . . . . . . . . 64

Head of Line Blocking Prevention . . . . . . . . . 64

Jumbo Frames Support . . . . . . . . . . . . . . . 64

Auto-MDI/MDIX Support . . . . . . . . . . . . . . 64

VLAN-Aware MAC-based Switching. . . . . . . . 65

Back Pressure Support . . . . . . . . . . . . . . . 65

Auto Negotiation . . . . . . . . . . . . . . . . . . 65

Broadcast Storm Control . . . . . . . . . . . . . . 65

Port Mirroring. . . . . . . . . . . . . . . . . . . . 66

Static and Dynamic MAC Address Tables . . . . . 66

Link Layer Discovery Protocol (LLDP) . . . . . . . 66

Link Layer Discovery Protocol (LLDP) for

Media Endpoint Devices . . . . . . . . . . . . . . 66

Connectivity Fault Management

(IEEE 802.1ag) . . . . . . . . . . . . . . . . . . . . 67

Cisco Protocol Filtering. . . . . . . . . . . . . . . 67

DHCP Layer 2 Relay. . . . . . . . . . . . . . . . . 67

Virtual Local Area Network Supported Features . . . . 68

VLAN Support. . . . . . . . . . . . . . . . . . . . 68

Port-Based VLANs . . . . . . . . . . . . . . . . . 68

IP Subnet-based VLAN . . . . . . . . . . . . . . . 68

MAC-based VLAN . . . . . . . . . . . . . . . . . 68

IEEE 802.1v Protocol-Based VLANs . . . . . . . . 68

6Contents

GARP and GVRP Support . . . . . . . . . . . . . . 69

Voice VLAN . . . . . . . . . . . . . . . . . . . . . 69

Guest VLAN . . . . . . . . . . . . . . . . . . . . . 69

Double VLANs. . . . . . . . . . . . . . . . . . . . 69

Spanning Tree Protocol Features . . . . . . . . . . . . 70

Spanning Tree Protocol (STP) . . . . . . . . . . . 70

Spanning Tree Port Settings . . . . . . . . . . . . 70

Rapid Spanning Tree . . . . . . . . . . . . . . . . 70

Multiple Spanning Tree . . . . . . . . . . . . . . . 70

Bridge Protocol Data Unit (BPDU) Guard. . . . . . 71

BPDU Filtering . . . . . . . . . . . . . . . . . . . 71

Link Aggregation Features . . . . . . . . . . . . . . . . 71

Link Aggregation . . . . . . . . . . . . . . . . . . 71

Link Aggregate Control Protocol (LACP) . . . . . . 71

Routing Features . . . . . . . . . . . . . . . . . . . . . 72

Address Resolution Protocol (ARP) Table

Management . . . . . . . . . . . . . . . . . . . . 72

VLAN Routing . . . . . . . . . . . . . . . . . . . . 72

IP Configuration . . . . . . . . . . . . . . . . . . . 72

Open Shortest Path First (OSPF) . . . . . . . . . . 72

BOOTP/DHCP Relay Agent . . . . . . . . . . . . . 73

IP Helper and UDP Relay . . . . . . . . . . . . . . 73

Routing Information Protocol . . . . . . . . . . . . 73

Router Discovery . . . . . . . . . . . . . . . . . . 73

Routing Table . . . . . . . . . . . . . . . . . . . . 73

Virtual Router Redundancy Protocol (VRRP) . . . . 74

Tunnel and Loopback Interfaces . . . . . . . . . . 74

IPv6 Routing Features . . . . . . . . . . . . . . . . . . 74

IPv6 Configuration . . . . . . . . . . . . . . . . . 74

IPv6 Routes . . . . . . . . . . . . . . . . . . . . . 75

Contents 7

OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . 75

DHCPv6 . . . . . . . . . . . . . . . . . . . . . . . 75

Quality of Service (QoS) Features . . . . . . . . . . . . 76

Differentiated Services (DiffServ) . . . . . . . . . 76

Class Of Service (CoS) . . . . . . . . . . . . . . . 76

Auto Voice over IP (VoIP). . . . . . . . . . . . . . 76

Internet Small Computer System Interface

(iSCSI) Optimization. . . . . . . . . . . . . . . . . 77

Layer 2 Multicast Features . . . . . . . . . . . . . . . 77

MAC Multicast Support. . . . . . . . . . . . . . . 77

IGMP Snooping . . . . . . . . . . . . . . . . . . . 77

IGMP Snooping Querier . . . . . . . . . . . . . . 78

MLD Snooping . . . . . . . . . . . . . . . . . . . 78

Multicast VLAN Registration . . . . . . . . . . . . 78

Layer 3 Multicast Features . . . . . . . . . . . . . . . 78

Distance Vector Multicast Routing Protocol . . . . 78

Internet Group Management Protocol . . . . . . . 79

IGMP Proxy . . . . . . . . . . . . . . . . . . . . . 79

Protocol Independent Multicast—Dense

Mode . . . . . . . . . . . . . . . . . . . . . . . . 79

Protocol Independent Multicast—Sparse

Mode . . . . . . . . . . . . . . . . . . . . . . . . 79

Protocol Independent Multicast—Source

Specific Multicast . . . . . . . . . . . . . . . . . 79

Protocol Independent Multicast IPv6 Support . . . 79

MLD/MLDv2 (RFC2710/RFC3810) . . . . . . . . . . 80

3 Hardware Overview. . . . . . . . . . . . . . . . . 81

PowerConnect 7000 Series Front Panel . . . . . . . . . 81

Switch Ports . . . . . . . . . . . . . . . . . . . . 84

Console Port . . . . . . . . . . . . . . . . . . . . 85

8Contents

Out-of-Band Management Port. . . . . . . . . . . 85

USB Port . . . . . . . . . . . . . . . . . . . . . . 85

Reset Button . . . . . . . . . . . . . . . . . . . . 86

Port and System LEDs . . . . . . . . . . . . . . . 86

Stack Master LED and Stack Number Display . . . 86

PowerConnect 7000 Series Back Panel . . . . . . . . . 87

Expansion Slots for Plug-in Modules . . . . . . . . 88

Power Supplies . . . . . . . . . . . . . . . . . . . 89

Ventilation System . . . . . . . . . . . . . . . . . 90

Locator LED . . . . . . . . . . . . . . . . . . . . . 90

LED Definitions . . . . . . . . . . . . . . . . . . . . . . 91

Port LEDs . . . . . . . . . . . . . . . . . . . . . . 91

Module LEDs . . . . . . . . . . . . . . . . . . . . 93

System LEDs . . . . . . . . . . . . . . . . . . . . 95

4 Using Dell OpenManage Switch

Administrator . . . . . . . . . . . . . . . . . . . . . 97

About Dell OpenManage Switch Administrator. . . . . 97

Starting the Application . . . . . . . . . . . . . . . . . 98

Understanding the Interface . . . . . . . . . . . . . . . 99

Defining Fields . . . . . . . . . . . . . . . . . . . . . 101

Understanding the Device View . . . . . . . . . . . . 102

Using the Device View Port Features. . . . . . . 102

Using the Device View Switch Locator

Feature . . . . . . . . . . . . . . . . . . . . . . 102

Contents 9

5 Using the Command-Line Interface. . . . 103

Accessing the Switch Through the CLI . . . . . . . . . 103

Console Connection . . . . . . . . . . . . . . . . 103

Telnet Connection . . . . . . . . . . . . . . . . . 104

Understanding Command Modes . . . . . . . . . . . . 105

Entering CLI Commands . . . . . . . . . . . . . . . . . 107

Using the Question Mark to Get Help . . . . . . . 107

Using Command Completion . . . . . . . . . . . . 108

Entering Abbreviated Commands . . . . . . . . . 108

Negating Commands . . . . . . . . . . . . . . . . 108

Understanding Error Messages . . . . . . . . . . 109

Recalling Commands from the History Buffer . . . 109

6 Default Settings. . . . . . . . . . . . . . . . . . . 111

7 Setting the IP Address and Other

Basic Network Information . . . . . . . . . . 115

IP Address and Network Information Overview . . . . 115

What Is the Basic Network Information? . . . . . 115

Why Is Basic Network Information Needed? . . . 116

How Is Basic Network Information

Configured? . . . . . . . . . . . . . . . . . . . . . 117

What Is Out-of-Band Management and

In-Band Management? . . . . . . . . . . . . . . . 117

Default Network Information . . . . . . . . . . . . . . 119

Configuring Basic Network Information (Web) . . . . . 120

Out-of-Band Interface . . . . . . . . . . . . . . . 120

10 Contents

IP Interface Configuration (Default VLAN

IP Address) . . . . . . . . . . . . . . . . . . . . 121

Route Entry Configuration (Switch Default

Gateway) . . . . . . . . . . . . . . . . . . . . . 122

Domain Name Server . . . . . . . . . . . . . . . 124

Default Domain Name . . . . . . . . . . . . . . 125

Host Name Mapping . . . . . . . . . . . . . . . 126

Dynamic Host Name Mapping . . . . . . . . . . 127

Configuring Basic Network Information (CLI). . . . . 128

Enabling the DHCP Client on the OOB Port . . . . 128

Enabling the DHCP Client on the Default

VLAN . . . . . . . . . . . . . . . . . . . . . . . 128

Managing DHCP Leases . . . . . . . . . . . . . 129

Configuring Static Network Information on

the OOB Port . . . . . . . . . . . . . . . . . . . 130

Configuring Static Network Information on

the Default VLAN . . . . . . . . . . . . . . . . . 130

Configuring and Viewing Additional

Network Information . . . . . . . . . . . . . . . 131

Basic Network Information Configuration

Example . . . . . . . . . . . . . . . . . . . . . . . . 132

8 Managing a Switch Stack . . . . . . . . . . . 135

Stacking Overview . . . . . . . . . . . . . . . . . . . 135

PowerConnect 7000 Series and M6348

Stacking Compatibility . . . . . . . . . . . . . . 137

How is the Management Unit Selected? . . . . . 137

Adding a Switch to the Stack . . . . . . . . . . . 138

Removing a Switch from the Stack . . . . . . . . 139

How is the Firmware Updated on the Stack?. . . 140

What is Stacking Standby? . . . . . . . . . . . . 140

What is Nonstop Forwarding? . . . . . . . . . . 140

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