SNR S2940-8G-v2 Manuel utilisateur

SNR S2940-8G-v2 Switch Configuration Guide

CONTENTS

Contents

I Basic Management Configuration 11

1 Switch management 12

1.1 Managementoptions................................... 12

1.2 CLIInterface ....................................... 17

2 Basic Switch Configuration 23

2.1 BasicConfiguration ................................... 23

2.2 TelnetManagement ................................... 24

2.3 Configure Switch IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

2.4 SNMPConfiguration................................... 28

2.5 SwitchUpgrade...................................... 35

II Port Configuration 46

3 Port Configuration 47

3.1 IntroductiontoPort.................................... 47

3.2 Network Port Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . 47

3.3 Port Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

3.4 PortTroubleshooting................................... 51

4 Port Isolation Function Configuration 52

4.1 Introduction to Port Isolation Function . . . . . . . . . . . . . . . . . . . . . . . . . 52

4.2 Task Sequence of Port Isolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

4.3 Port Isolation Function Typical Examples . . . . . . . . . . . . . . . . . . . . . . . 53

5 Port Loopback Detection Function Configuration 54

5.1 Introduction to Port Loopback Detection Function . . . . . . . . . . . . . . . . . . . 54

5.2 Port Loopback Detection Function Configuration Task List . . . . . . . . . . . . . . 55

5.3 Port Loopback Detection Function Example . . . . . . . . . . . . . . . . . . . . . . 56

5.4 Port Loopback Detection Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . 57

6 ULDP Function Configuration 58

6.1 Introduction to ULDP Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

6.2 ULDP Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . 59

6.3 ULDP Function Typical Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

6.4 ULDPTroubleshooting.................................. 63

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7 LLDP Function Operation Configuration 64

7.1 Introduction to LLDP Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

7.2 LLDP Function Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . . 65

7.3 LLDP Function Typical Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

7.4 LLDP Function Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

8 Port Channel Configuration 69

8.1 Introduction to Port Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

8.2 Brief Introduction to LACP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

8.3 Port Channel Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . 71

8.4 PortChannelExamples ................................. 73

8.5 Port Channel Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

9 MTU Configuration 75

9.1 IntroductiontoMTU ................................... 75

9.2 MTU Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

10 EFM OAM Configuration 76

10.1IntroductiontoEFMOAM ................................ 76

10.2EFMOAMConfiguration................................. 79

10.3EFMOAMExample ................................... 81

10.4 EFM OAM Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

11 Port Security 83

11.1 Introduction to Port Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

11.2 Port Security Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . 83

11.3ExampleofPortSecurity ................................ 84

11.4 Port Security Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

12 DDM Configuration 86

12.1IntroductiontoDDM ................................... 86

12.2 DDM Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

12.3ExamplesofDDM .................................... 89

12.4DDMTroubleshooting .................................. 92

13 LLDP-MED 94

13.1 Introduction to LLDP-MED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

13.2 LLDP-MED Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . . . . 94

13.3LLDP-MEDExample................................... 96

13.4 LLDP-MED Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98

14 BPDU-Tunnel Configuration 99

14.1 Introduction to bpdu-tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99

14.2 bpdu-tunnel Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . 100

14.3 Examples of bpdu-tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

14.4 bpdu-tunnel Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

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15 CFM-OAM Configuration 102

15.1Overview ......................................... 102

15.2CFMOAMBasicConcept................................ 103

15.3 Introduction of CFM OAM Function . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

15.4 CFM OAM Basic Function Configuration . . . . . . . . . . . . . . . . . . . . . . . . 108

15.5 CFM OAM Failure Confirmation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

15.6 CFM OAM Failure Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

15.7 ULPP Linkage (Selectable) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

15.8 Example of Configuration Application . . . . . . . . . . . . . . . . . . . . . . . . . . 117

15.9CFMTroubleshooting .................................. 120

III VLAN and MAC Table Configuration 123

16 VLAN Configuration 124

16.1IntroductiontoVLAN................................... 124

16.2 VLAN Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

16.3 Typical VLAN Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

16.4 Typical Application of Hybrid Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

17 Dot1q-tunnel Configuration 131

17.1 Introduction to Dot1q-tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

17.2 Dot1q-tunnel Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132

17.3 Typical Applications of the Dot1q-tunnel . . . . . . . . . . . . . . . . . . . . . . . . 132

17.4 Dot1q-tunnel Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133

18 Selective QinQ Configuration 134

18.1 Introduction to Selective QinQ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

18.2 Selective QinQ Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

18.3 Typical Applications of Selective QinQ . . . . . . . . . . . . . . . . . . . . . . . . . 135

18.4 Selective QinQ Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

19 VLAN-translation Configuration 137

19.1 Introduction to VLAN-translation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

19.2 VLAN-translation Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

19.3 Typical application of VLAN-translation . . . . . . . . . . . . . . . . . . . . . . . . . 138

19.4 VLAN-translation Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

20 Multi-to-One VLAN Translation Configuration 140

20.1 Introduction to Multi-to-One VLAN Translation . . . . . . . . . . . . . . . . . . . . . 140

20.2 Multi-to-One VLAN Translation Configuration . . . . . . . . . . . . . . . . . . . . . 140

20.3 Typical application of Multi-to-One VLAN Translation . . . . . . . . . . . . . . . . . 141

20.4 Multi-to-One VLAN Translation Troubleshooting . . . . . . . . . . . . . . . . . . . . 141

21 Dynamic VLAN Configuration 143

21.1 Introduction to Dynamic VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

21.2 Dynamic VLAN Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

21.3 Typical Application of the Dynamic VLAN . . . . . . . . . . . . . . . . . . . . . . . 145

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21.4 Dynamic VLAN Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

22 GVRP Configuration 147

22.1IntroductiontoGVRP .................................. 147

22.2 GVRP Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

22.3ExampleofGVRP .................................... 149

22.4GVRPTroubleshooting ................................. 150

23 Voice VLAN Configuration 151

23.1 Introduction to Voice VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151

23.2 Voice VLAN Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151

23.3 Typical Applications of the Voice VLAN . . . . . . . . . . . . . . . . . . . . . . . . . 152

23.4 Voice VLAN Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

24 MAC Table Configuration 154

24.1 Introduction to MAC Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154

24.2 Mac Address Table Configuration Task List . . . . . . . . . . . . . . . . . . . . . . 156

24.3 Typical Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157

24.4 MAC Table Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158

24.5 MAC Address Function Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . 158

24.6 MAC Notification Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161

IV MSTP Configuration 164

25 MSTP Configuration 165

25.1IntroductiontoMSTP................................... 165

25.2 MSTP Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

25.3MSTPExample...................................... 171

25.4MSTPTroubleshooting.................................. 175

V QoS and Flow-based Redirection Configuration 176

26 QoS Configuration 177

26.1IntroductiontoQoS.................................... 177

26.2 QoS Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183

26.3QoSExample....................................... 186

26.4QoSTroubleshooting................................... 188

27 Flow-based Redirection 193

27.1 Introduction to Flow-based Redirection . . . . . . . . . . . . . . . . . . . . . . . . . 193

27.2 Flow-based Redirection Configuration Task Sequence . . . . . . . . . . . . . . . . 193

27.3 Flow-based Redirection Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . 194

27.4 Flow-based Redirection Troubleshooting Help . . . . . . . . . . . . . . . . . . . . . 194

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28 Flexible QinQ Configuration 195

28.1 Introduction to Flexible QinQ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195

28.2 Flexible QinQ Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . 195

28.3 Flexible QinQ Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197

VI L3 Forward and ARP Configuration 198

29 Layer 3 Management Configuration 199

29.1 Layer 3 Management Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199

29.2IPConfiguration ..................................... 200

29.3StaticRoute........................................ 203

29.4ARP ............................................ 206

30 ARP Scanning Prevention Function Configuration 207

30.1 Introduction to ARP Scanning Prevention Function . . . . . . . . . . . . . . . . . . 207

30.2 ARP Scanning Prevention Configuration Task Sequence . . . . . . . . . . . . . . . 207

30.3 ARP Scanning Prevention Typical Examples . . . . . . . . . . . . . . . . . . . . . 209

30.4 ARP Scanning Prevention Troubleshooting Help . . . . . . . . . . . . . . . . . . . 210

31 Prevent ARP Spoofing Configuration 211

31.1Overview ......................................... 211

31.2 Prevent ARP Spoofing configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 212

31.3 Prevent ARP Spoofing Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213

32 ARP Guard Configuration 214

32.1 Introduction to ARP Guard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214

32.2 ARP Guard Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . 215

33 Gratuitous ARP Configuration 216

33.1 Introduction to Gratuitous ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216

33.2 Gratuitous ARP Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . 216

33.3 Gratuitous ARP Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . 217

33.4 Gratuitous ARP Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217

VII DHCP Configuration 218

34 DHCP Configuration 219

34.1IntroductiontoDHCP .................................. 219

34.2 DHCP Server Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220

34.3 DHCP Relay Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222

34.4 DHCP Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224

34.5DHCPTroubleshooting ................................. 226

35 DHCPv6 Configuration 227

35.1IntroductiontoDHCPv6 ................................. 227

35.2 DHCPv6 Server Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228

35.3 DHCPv6 Relay Delegation Configuration . . . . . . . . . . . . . . . . . . . . . . . 230

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35.4 DHCPv6 Prefix Delegation Server Configuration . . . . . . . . . . . . . . . . . . . 230

35.5 DHCPv6 Prefix Delegation Client Configuration . . . . . . . . . . . . . . . . . . . . 232

35.6 DHCPv6 Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233

35.7 DHCPv6 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234

36 DHCP option 82 Configuration 235

36.1 Introduction to DHCP option 82 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235

36.2 DHCP option 82 Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . 237

36.3 DHCP option 82 Application Examples . . . . . . . . . . . . . . . . . . . . . . . . . 239

36.4 DHCP option 82 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

37 DHCP option 60 and option 43 242

37.1 Introduction to DHCP option 60 and option 43 . . . . . . . . . . . . . . . . . . . . . 242

37.2 DHCP option 60 and option 43 Configuration Task List . . . . . . . . . . . . . . . . 242

37.3 DHCPv6 option 60 and option 43 Example . . . . . . . . . . . . . . . . . . . . . . 243

37.4 DHCP option 60 and option 43 Troubleshooting . . . . . . . . . . . . . . . . . . . . 243

38 DHCPv6 option37, 38 244

38.1 Introduction to DHCPv6 option37, 38 . . . . . . . . . . . . . . . . . . . . . . . . . . 244

38.2 DHCPv6 option37, 38 Configuration Task List . . . . . . . . . . . . . . . . . . . . . 245

38.3 DHCPv6 option37, 38 Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248

38.4 DHCPv6 option37, 38 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . 250

39 DHCP Snooping Configuration 251

39.1 Introduction to DHCP Snooping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251

39.2 DHCP Snooping Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . 252

39.3 DHCP Snooping Typical Application . . . . . . . . . . . . . . . . . . . . . . . . . . 256

39.4 DHCP Snooping Troubleshooting Help . . . . . . . . . . . . . . . . . . . . . . . . . 256

VIII Multicast Protocol 257

40 IPv4 Multicast Protocol 258

40.1 IPv4 Multicast Protocol Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258

40.2DCSCM.......................................... 260

40.3IGMPSnooping...................................... 264

41 IPv6 Multicast Protocol 270

41.1IPv6DCSCM ....................................... 270

41.2MLDSnooping ...................................... 270

42 Multicast VLAN 275

42.1 Introductions to Multicast VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275

42.2 Multicast VLAN Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . 275

42.3 Multicast VLAN Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276

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IX Security Function Configuration 278

43 ACL Configuration 279

43.1IntroductiontoACL.................................... 279

43.2 ACL Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

43.3ACLExample....................................... 294

43.4ACLTroubleshooting................................... 297

44 Self-defined ACL Configuration 299

44.1 Introduction to Self-defined ACL . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299

44.2 Self-defined ACL Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300

44.3 Self-defined ACL Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303

45 802.1x Configuration 305

45.1Introductionto802.1x .................................. 305

45.2 802.1x Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316

45.3 802.1x Application Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319

45.4802.1xTroubleshooting ................................. 323

46 The Number Limitation Function of MAC and IP in Port, VLAN Configuration 324

46.1 Introduction to the Number Limitation Function of MAC and IP in Port, VLAN . . . 324

46.2 The Number Limitation Function of MAC and IP in Port, VLAN Configuration Task

Sequence......................................... 325

46.3 The Number Limitation Function of MAC and IP in Port, VLAN Typical Examples . 327

46.4 The Number Limitation Function of MAC and IP in Port, VLAN Troubleshooting Help 328

47 Operational Configuration of AM Function 329

47.1 Introduction to AM Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329

47.2 AM Function Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . 329

47.3AMFunctionExample .................................. 331

47.4 AM Function Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331

48 Security Feature Configuration 332

48.1 Introduction to Security Feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 332

48.2 Security Feature Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 332

48.3 Security Feature Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334

49 TACACS+ Configuration 335

49.1 Introduction to TACACS+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335

49.2 TACACS+ Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . 335

49.3 TACACS+ Scenarios Typical Examples . . . . . . . . . . . . . . . . . . . . . . . . 336

49.4 TACACS+ Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337

50 RADIUS Configuration 338

50.1IntroductiontoRADIUS ................................. 338

50.2 RADIUS Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340

50.3 RADIUS Typical Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341

50.4 RADIUS Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343

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51 SSL Configuration 344

51.1IntroductiontoSSL.................................... 344

51.2 SSL Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345

51.3SSLTypicalExample .................................. 346

51.4SSLTroubleshooting................................... 346

52 IPv6 Security RA Configuration 348

52.1 Introduction to IPv6 Security RA . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348

52.2 IPv6 Security RA Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . 348

52.3 IPv6 Security RA Typical Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . 349

52.4 IPv6 Security RA Troubleshooting Help . . . . . . . . . . . . . . . . . . . . . . . . 349

53 MAB Configuration 350

53.1IntroductiontoMAB ................................... 350

53.2 MAB Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350

53.3MABExample ...................................... 352

53.4MABTroubleshooting .................................. 354

54 PPPoE Intermediate Agent Configuration 355

54.1 Introduction to PPPoE Intermediate Agent . . . . . . . . . . . . . . . . . . . . . . . 355

54.2 PPPoE Intermediate Agent Configuration Task List . . . . . . . . . . . . . . . . . . 359

54.3 PPPoE Intermediate Agent Typical Application . . . . . . . . . . . . . . . . . . . . 360

54.4 PPPoE Intermediate Agent Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 361

55 Web Portal Configuration 362

55.1 Introduction to Web Portal Authentication . . . . . . . . . . . . . . . . . . . . . . . 362

55.2 Web Portal Authentication Configuration Task List . . . . . . . . . . . . . . . . . . 362

55.3 Web Portal Authentication Typical Example . . . . . . . . . . . . . . . . . . . . . . 364

55.4 Web Portal Authentication Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 365

56 VLAN-ACL Configuration 366

56.1 Introduction to VLAN-ACL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366

56.2 VLAN-ACL Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . 366

56.3 VLAN-ACL Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . 368

56.4 VLAN-ACL Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369

57 SAVI Configuration 370

57.1IntroductiontoSAVI ................................... 370

57.2SAVIConfiguration.................................... 370

57.3 SAVI Typical Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373

57.4SAVITroubleshooting .................................. 374

X Reliability Configuration 376

58 MRPP Configuration 377

58.1IntroductiontoMRPP .................................. 377

58.2 MRPP Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 379

58.3MRPPTypicalScenario ................................. 381

SNR S2940-8G-v2 Switch Configuration Guide

CONTENTS

58.4MRPPTroubleshooting ................................. 383

59 ULPP Configuration 384

59.1IntroductiontoULPP................................... 384

59.2 ULPP Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386

59.3ULPPTypicalExamples................................. 387

59.4ULPPTroubleshooting.................................. 390

60 ULSM Configuration 391

60.1IntroductiontoULSM................................... 391

60.2 ULSM Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 392

60.3ULSMTypicalExample ................................. 392

60.4ULSMTroubleshooting.................................. 394

XI Flow Monitor Configuration 395

61 Mirror Configuration 396

61.1IntroductiontoMirror................................... 396

61.2 Mirror Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 396

61.3MirrorExamples ..................................... 397

61.4 Device Mirror Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 398

62 sFlow Configuration 399

62.1IntroductiontosFlow................................... 399

62.2 sFlow Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 399

62.3sFlowExamples ..................................... 401

62.4sFlowTroubleshooting.................................. 402

XII Network Time Management Configuration 403

63 SNTP Configuration 404

63.1IntroductiontoSNTP................................... 404

63.2 Typical Examples of SNTP Configuration . . . . . . . . . . . . . . . . . . . . . . . 404

64 NTP Function Configuration 405

64.1 Introduction to NTP Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 405

64.2 NTP Function Configuration Task List . . . . . . . . . . . . . . . . . . . . . . . . . 405

64.3 Typical Examples of NTP Function . . . . . . . . . . . . . . . . . . . . . . . . . . . 408

64.4 NTP Function Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 408

65 Summer Time Configuration 409

65.1 Introduction to Summer Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 409

65.2 Summer Time Configuration Task Sequence . . . . . . . . . . . . . . . . . . . . . 409

65.3 Examples of Summer Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 410

65.4 Summer Time Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 410

SNR S2940-8G-v2 Switch Configuration Guide

CONTENTS

XIII Debugging and Diagnosis 411

66 Monitor and Debug 412

66.1Ping ............................................ 412

66.2Ping6 ........................................... 412

66.3Traceroute ........................................ 412

66.4Traceroute6........................................ 413

66.5Show ........................................... 413

66.6Debug........................................... 414

66.7Systemlog ........................................ 414

67 Reload Switch after Specified Time 418

67.1 Introduce to Reload Switch after Specifid Time . . . . . . . . . . . . . . . . . . . . 418

67.2 Reload Switch after Specifid Time Task List . . . . . . . . . . . . . . . . . . . . . . 418

68 Debugging and Diagnosis for Packets Received and Sent by CPU 419

68.1 Introduction to Debugging and Diagnosis for Packets Received and Sent by CPU . 419

68.2 Debugging and Diagnosis for Packets Received and Sent by CPU Task List . . . . 419

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