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142 Summit 200 Series Switch Installation and User Guide

Network Address Translation (NAT)

Disabling NAT

To disable NAT, use the following command:

disable nat

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Default Chapter3
- Table of Contents3
RFC 2236-Internet Group Management Protocol, Version4
- Preface15
- Introduction15
- Conventions16
- Related Publications16
Chapter 1 Summit 200 Series Switch Overview17
- Summit 200 Series Switches17
- Summary of Features17
- Summit 200-24 Switch Physical Features18
  - Summit 200-24 Switch Front View18
  - Summit 200-24 Switch Rear View21
- Summit 200-48 Switch Physical Features21
  - Summit 200-48 Switch Front View21
  - Summit 200-48 Switch Rear View24
- Mini-GBIC Type and Hardware/Software Support25
  - Mini-GBIC Type and Specifications25
Chapter 2 Switch Installation29
- Determining the Switch Location29
- Following Safety Information30
- Installing the Switch30
- Installing or Replacing a Mini-Gigabit Interface Connector (Mini-GBIC)31
Creating a Stack33
Connecting Equipment to the Console Port34
Powering on the Switch36
Checking the Installation36
Logging in for the First Time36
Chapter 3 Extremeware Overview39
Summary of Features39
- Virtual Lans (Vlans)40
- Spanning Tree Protocol40
- Quality of Service41
- Unicast Routing41
- Load Sharing41
- ESRP-Aware Switches41
Software Licensing42
- Feature Licensing42
Security Licensing for Features under License Control43
- SSH2 Encryption43
- Spanning Tree Protocol (STP) (IEEE 802.1D)44
Software Factory Defaults44
Chapter 4 Accessing the Switch47
Understanding the Command Syntax47
- Syntax Helper48
- Command Shortcuts48
- Summit 200 Series Switch Numerical Ranges48
- Names49
- Symbols49
Line-Editing Keys49
Command History50
Common Commands50
Configuring Management Access52
- User Account52
- Administrator Account53
- Default Accounts53
- Creating a Management Account54
Domain Name Service Client Services55
Checking Basic Connectivity56
- Ping56
- Traceroute56
Chapter 5 Managing the Switch59
- Overview59
- Using the Console Interface60
- Using Telnet60
- Using Secure Shell 2 (SSH2)63
  - Enabling SSH263
- Using SNMP64
- Authenticating Users66
  - RADIUS Client66
  - Configuring TACACS71
- Network Login73
- Using EAPOL Flooding83
- Using the Simple Network Time Protocol84
Enabling and Disabling Switch Ports89
Chapter 6 Configuring Ports on a Switch90
- Configuring Switch Port Speed and Duplex Setting90
- Switch Port Commands91
Load Sharing on the Switch93
- Load-Sharing Algorithms94
- Configuring Switch Load Sharing95
- Load-Sharing Example95
- Verifying the Load-Sharing Configuration96
Switch Port-Mirroring96
- Port-Mirroring Commands97
- Port-Mirroring Example97
Setting up a Redundant Gigabit Uplink Port97
Extreme Discovery Protocol97
- EDP Commands98
Chapter 7 Virtual Lans (Vlans)99
Overview of Virtual Lans99
- Benefits99
Types of Vlans100
- Port-Based Vlans100
- Tagged Vlans102
VLAN Names104
- Default VLAN104
- Renaming a VLAN105
Configuring Vlans on the Switch105
- VLAN Configuration Commands105
- VLAN Configuration Examples106
Displaying VLAN Settings106
MAC-Based Vlans107
- MAC-Based VLAN Guidelines107
- MAC-Based VLAN Limitations108
- MAC-Based VLAN Example108
- Timed Configuration Download for MAC-Based Vlans108
Chapter 8 Forwarding Database (FDB)111
Overview of the FDB111
- FDB Contents111
- FDB Entry Types111
- How FDB Entries Get Added112
- Associating a Qos Profile with an FDB Entry112
Configuring FDB Entries113
- FDB Configuration Examples113
Displaying FDB Entries114
Chapter 9 Access Policies117
Overview of Access Policies117
- Access Control Lists117
- Rate Limits117
- Routing Access Policies118
Using Access Control Lists118
- Access Masks118
- Access Lists118
- Rate Limits119
- How Access Control Lists Work120
- Access Mask Precedence Numbers120
- Specifying a Default Rule120
- The Permit-Established Keyword120
- Adding Access Mask, Access List, and Rate Limit Entries121
- Deleting Access Mask, Access List, and Rate Limit Entries122
- Verifying Access Control List Configurations122
- Access Control List Commands122
- Access Control List Examples126
Using Routing Access Policies130
- Creating an Access Profile130
- Configuring an Access Profile Mode130
- Adding an Access Profile Entry130
- Deleting an Access Profile Entry131
- Applying Access Profiles131
- Routing Access Policies for RIP131
- Routing Access Policies for OSPF133
Making Changes to a Routing Access Policy134
Removing a Routing Access Policy134
Routing Access Policy Commands135
Chapter 10 Network Address Translation (NAT)137
Overview137
Internet IP Addressing138
Configuring Vlans for NAT138
- NAT Modes139
Configuring NAT140
Configuring NAT Rules140
Creating NAT Rules141
- Creating Static and Dynamic NAT Rules141
- Creating Portmap NAT Rules141
- Creating Auto-Constrain NAT Rules142
- Advanced Rule Matching142
- Configuring Timeouts143
Displaying NAT Settings143
Disabling NAT144
Chapter 11 Ethernet Automatic Protection Switching145
Overview of the EAPS Protocol145
- Optimizing Interoperability147
- Fault Detection and Recovery147
- Restoration Operations148
Summit 200 Series Switches in Multi-Ring Topologies149
Commands for Configuring and Monitoring EAPS150
- Creating and Deleting an EAPS Domain151
- Defining the EAPS Mode of the Switch151
- Configuring EAPS Polling Timers151
- Configuring the Primary and Secondary Ports152
- Configuring the EAPS Control VLAN153
- Configuring the EAPS Protected Vlans153
- Enabling and Disabling an EAPS Domain154
- Enabling and Disabling EAPS154
- Unconfiguring an EAPS Ring Port154
- Displaying EAPS Status Information154
Chapter 12 Quality of Service (Qos)159
Overview of Policy-Based Quality of Service159
Applications and Types of Qos160
- Video Applications160
- Critical Database Applications160
- Web Browsing Applications160
- File Server Applications161
Configuring Qos for a Port or VLAN161
Traffic Groupings161
- Access List Based Traffic Groupings162
- MAC-Based Traffic Groupings162
- Explicit Class of Service (802.1P and Diffserv) Traffic Groupings163
  - Configuring Diffserv165
- Physical and Logical Groupings168
Verifying Configuration and Performance169
- Qos Monitor169
- Displaying Qos Profile Information169
- Modifying a Qos Configuration170
- Traffic Rate-Limiting170
- Dynamic Link Context System170
Chapter 13 Status Monitoring and Statistics173
- Status Monitoring173
- Port Statistics175
- Port Errors175
- Port Monitoring Display Keys176
- Setting the System Recovery Level177
- Logging177
- Rmon181
- Spanning Tree Domains185
Chapter 14 Spanning Tree Protocol (STP)186
- Defaults186
- STPD BPDU Tunneling186
- STP Configurations186
- Configuring STP on the Switch188
Chapter 15 IP Unicast Routing194
- Router Interfaces194
- Populating the Routing Table195
- Subnet-Directed Broadcast Forwarding196
Proxy ARP196
- ARP-Incapable Devices197
- Proxy ARP between Subnets197
Relative Route Priorities197
Configuring IP Unicast Routing198
- Verifying the IP Unicast Routing Configuration198
IP Commands199
- Extremeware Is the Full-Featured Software Operating System that Is Designed to Run on the Summit202
Routing Configuration Example203
Displaying Router Settings204
Resetting and Disabling Router Settings205
Configuring DHCP/BOOTP Relay206
- Verifying the DHCP/BOOTP Relay Configuration206
UDP-Forwarding207
- Configuring UDP-Forwarding207
- UDP-Forwarding Example207
- ICMP Packet Processing208
- UDP-Forwarding Commands208
Chapter 16 Interior Gateway Routing Protocols209
Overview209
- RIP Versus OSPF210
Overview of RIP210
- Routing Table211
- Split Horizon211
- Poison Reverse211
- Triggered Updates211
- Route Advertisement of Vlans211
- RIP Version 1 Versus RIP Version 2211
Overview of OSPF212
- Link-State Database212
- Areas213
- Point-To-Point Support216
Route Re-Distribution217
- Configuring Route Re-Distribution217
- OSPF Timers and Authentication218
Configuring RIP219
RIP Configuration Example221
Displaying RIP Settings222
Resetting and Disabling RIP222
Configuring OSPF222
- Configuring OSPF Wait Interval227
- Displaying OSPF Settings228
  - OSPF LSD Display228
  - Resetting and Disabling OSPF Settings229
Chapter 17 IP Multicast Routing and IGMP Snooping231
- IP Multicast Routing Overview231
- PIM Sparse Mode (PIM-SM) Overview232
- Configuring PIM-SM232
  - Enabling and Disabling PIM-SM233
  - PIM-SM Commands234
- IGMP Overview235
- Configuring IGMP and IGMP Snooping236
- Displaying IGMP Snooping Configuration Information237
- Clearing, Disabling, and Resetting IGMP Functions237
  - Introducing Stacking239
Chapter 18 Configuring Stacked Switches240
- Configuring a Stack240
Chapter 19 Using Extremeware Vista249
- Extremeware Vista Overview249
  - Setting up Your Browser249
- Accessing Extremeware Vista250
- Navigating Within Extremeware Vista252
  - Browser Controls253
- Status Messages253
Configuring the Summit 200 Using Extremeware Vista253
- IP Forwarding254
- License255
- Ospf256
- Ports263
- Rip265
- Snmp268
- Spanning Tree269
- Switch273
- User Accounts273
- Virtual LAN274
Reviewing Extremeware Vista Statistical Reports276
- Event Log277
- Fdb278
- Ip Arp279
- IP Configuration280
- IP Route282
- IP Statistics283
- Ports285
- Port Collisions286
- Port Errors287
- Port Utilization288
- Rip289
- Switch290
Locating Support Information291
- Help291
- TFTP Download292
Logging out of Extremeware Vista295
Appendix A Safety Information297
Important Safety Information297
- Power297
- Power Cord298
- Connections298
- Lithium Battery298
Appendix B Technical Specifications301
Summit 200-24 Switch301
Summit 200-48 Switch304
Appendix C Supported Standards307
Appendix D Software Upgrade and Boot Options309
Downloading a New Image309
Software Upgrade and Boot Options310
- Rebooting the Switch310
Saving Configuration Changes311
- Returning to Factory Defaults312
Using TFTP to Upload the Configuration312
Using TFTP to Download the Configuration313
- Downloading a Complete Configuration313
- Downloading an Incremental Configuration313
- Scheduled Incremental Configuration Download313
- Remember to Save314
Upgrading and Accessing Bootrom314
- Upgrading Bootrom314
- Accessing the Bootrom Menu314
Boot Option Commands315
Appendix E Troubleshooting317
Troubleshooting317
Leds317
Using the Command-Line Interface318
- Port Configuration319
- Vlans320
- Stp321
Debug Tracing321
TOP Command321
Contacting Extreme Technical Support321
Index of Commands333

Extreme Networks 200 Series - Disabling NAT

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