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DES-3326
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Troubleshooting
Specification
Install
Password
Feature Default Value
Forward Delay
LED Indicators
Connecting to the Switch
Configure Ports
Setting up IP Interfaces
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Contents
DES-3326
Wichtige Sicherheitshinweise
Hardware
Software
Link Offices for Registration and Warranty Service
Trademarks
Copyright Statement
FCC Warning
CE Mark Warning
Vcci Warning Bsmi Warning
Page
Table of Contents
ARP
Viii
Page
Layer 3 Switching
Introduction
Functions of a Layer 3 Switch
Features
Performance Features
Layer 2 Features
Layer 3 Switch Features
Traffic Classification and Prioritization
Management
Optional Redundant Power Supply
Fast Ethernet Technology
Gigabit Ethernet Technology
Installation
Desktop or Shelf Installation
Unpacking
Rack Installation
Installing rubber feet for desktop installation
Power on
Power Failure
Front Panel
Rear Panel
Side Panels
Optional Plug-in Modules
1000BASE-T Module
1000BASE-SX Fiber Module
1000BASE-LX Fiber Module
LED Indicators
Gbic Two-Port Module
Switch to End Node
Switch to Hub or Switch
10BASE-T Device
100BASE-TX Device
Diagnostic console port RS-232 DCE
Local Console Management
Boot screen
IP Addresses and Snmp Community Names
Traps
Authentication
Traps
Snmp performs the following functions
MIBs
Packet Forwarding
Some filtering is done automatically by the switch
Filtering
MAC Address Aging Time
Ameter Description Default Value
Spanning Tree
Variable Description Default Value
Bridge Protocol Data Units
Creating a Stable STP Topology
STP Port States
Port transitions from one state to another as follows
Feature Default Value
STP Port State Transitions
User-Changeable STA Parameters
Illustration of STP
This example, only the default STP values are used
Link Aggregation
Link Aggregation Group
802.1Q Vlan Packet Forwarding
VLANs
Ieee 802.1Q VLANs
Some relevant terms
802.1Q Vlan Tags
Ieee 802.1Q Packet Forwarding
Port Vlan ID
10. Adding an Ieee 802.1Q Tag
VLANs in Layer 2 Only Mode
Tagging and Untagging
Ingress Filtering
IP Addresses
Layer 3-Based VLANs
IP Addressing and Subnetting
Address Classes
255
Subnet Masking
Calculating the Number of Subnets and Nodes
Classless InterDomain Routing Cidr
CID
Setting up IP Interfaces
Cidr
Internet Protocols
VID
Protocol Layering
11. OSI Seven Layer Network Model
Layer
12. The Protocol Stack
TCP/IP
Packet Headers
TCP
13. TCP Packet Header
Ethernet
14. IP Packet Header
TCP and UDP Well-Known Ports
UDP and Icmp
Domain Name System
Mapping Domain Names to Addresses
Domain Name Resolution
Dhcp Servers
IP Routing
Packet Fragmentation and Reassembly
Multicasting
Multicast Groups
Address Assignment
Internet Group Management Protocol Igmp
Igmp Versions 1
11. Igmp Type Codes
Multicast Routing Algorithms
Flooding
Multicast Spanning Trees
Reverse Path Broadcasting RPB
Reverse Path Multicasting RPM
Routing Protocols
Protocol-Independent Multicast Dense Mode
Multicast Routing Protocols
Distance Vector Multicast Routing Protocol Dvmrp
RIP Version 1 Message Format
20. RIP v.1 Message Format
RIP Version 2 Extensions
RIP 1 Message
RIP 1 Route Interpretation
RIP2 Message Format
Open Shortest Path First Ospf
21. RIP Message Format
Ospf Cost
Link-State Algorithm
Shortest Path Algorithm
Shortest Path Tree
22. Constructing a Shortest Path Tree
Areas and Border Routers
Link-State Packets
Message Digest Authentication MD-5
Ospf Authentication
Simple Password Authentication
Backbone and Area
Partitioning the Backbone
Virtual Links
Areas Not Physically Connected to Area
Neighbors
Adjacencies
Designated Router Election
Building Adjacency
Adjacencies on Point-to-Point Interfaces
Ospf Packet Formats
Ospf Packet Header
Hello Packet
Field Description
26. Hello Packet
Database Description Packet
Database Description Packet
Link-State Update Packet
Link-State Request Packet
Link-State Update Packet
Link-State Acknowledgment Packet
Link-State Advertisement Formats
Link State Advertisement Header
Router Links Advertisements
33. Routers Links Advertisement
18. Routers Links Advertisements −
Network Links Advertisements
FieldDescription
Summary Link Advertisements
Summary Link Advertisements
Autonomous Systems External Link Advertisements
AS External Link Advertisements
21. AS External System Advertisement
Before You Start
General Deployment Strategy
Vlan Layout
Assigning IP Interface Addresses and Subnet Masks to VLANs
Defining Static Routes
Connecting to the Switch
First Time Connecting To The Switch
Console Usage Conventions
Creating User Accounts
Initial Console screen
Setup User Accounts Menu
User Accounts Management
Switch Privilege Configuration Management Root User+
Root, User+ and Normal User Privileges
Saving Changes
Save Changes Confirmation screen
Loading Factory Defaults
Logging Onto The Switch Console
Viewing Current User Accounts
To update or delete a user password
Updating or Deleting User Accounts
To view the current user accounts
Deleting a User Account
To delete a user account
Setting Up The Switch
Basic Setup
Switch Information
Remote Management Setup Configuring the Switch’s IP Address
To set the switch’s IP address
Snmp Settings
To setup the switch for remote management
Setting Up Trap Receivers
100
Configure Ports
Port Locking
101
Highlight Serial Port Settings and press Enter
Serial Port Settings
View Ports 1 to 12 StateEnabled Speed/Duplex Auto
Flow Control
Console Settings
Slip Settings
103
To change the switch’s operating mode
Switch Operation Mode
Changing the Switch Operation Mode
Highlight Switch Settings on the Main Menu and press Enter
19. Switch Settings menu
105
Menu Changes with Switch Operating Mode
106
Switch Settings
Switch Mode Selection
107
That is, how long a learned MAC Address is allowed to
Layer 2 Switch Settings
300
Remain idle. The Aging Time can be set to any value
Switch Settings − Layer 3 IP Routing Protocol Settings
Screen Hierarchy
110
BOOTP/DHCP Relay DNS Relay
111
VLANs by Switch Operating Mode
Advanced Setup
Configuring VLANs
To create a new 802.1Q Vlan
Membership
Action
Vlan Name
113
To set a port as either a Tagged or an Untagged port
Tagging U/T
To set the 802.1Q Vlan membership status of a port
114
Example Edit 802.1Q Vlan screen
To configure the member ports of an 802.1Q Vlan
Highlight Configure 802.1Q Port Settings and press Enter
115
From to
Configure Port
Module
PVID#
To configure a port’s 802.1Q Vlan settings
To edit an existing 802.1Q Vlan
117
To edit the 802.1Q Vlan membership of a port
To edit a port’s Tagged or Untagged status
118
To setup IP Interfaces on the switch
119
Highlight Setup IP Interface and press Enter
120
Layer 3 IP Networking
Setup Routing Information Protocol RIP
122
Password
123
Key
Setup RIP Configuration
Key ID
124
Interface
Name System
125
Setup Ospf
126
Ospf Router
Ospf Area Setting
State Disabled
Current Router
Ospf Interface Configuration
Router Priority
Entered in the MD5 Key Table Configuration menu. When
Area ID
Hello Interval
Transit Area
Virtual Interface Configuration
Description
Neighbor Router ID
Network Number
Area Aggregation Configuration
Status
Network
Route Redistribution Settings
Layer 2 Multicast Setup
Igmp Snooping Settings
133
Ieee 802.1Q Multicast Forwarding
To configure Igmp Snooping
Switch Igmp Snooping
Querier StateNon
Address
VID
Multicast MAC
135
Static Router Port Settings
Router Port M
136
To setup IP multicasting on the switch
Setup IP Multicast
Multicast Interface Configuration
Layer 3 Multicasting
Igmp Enabled
Interface Name
138
Igmp Interface Configuration
Dvmrp
140
To configure Pimdm for an IP interface
141
Join/Prune
To configure a port for port mirroring
Port Mirroring
Interval
60. Mirroring Menu
143
Priority
144
MAC Address
Priority LevelLow Source/Destination Src
145
Layer 2 Filtering
Highlight MAC Address Filter and press Enter
146
Source/Destination
Layer 3 IP Routing Filtering
Parameter Description
147
ActionAdd/Modify
Forwarding
Layer 2 Forwarding
Source/Destination
Port
149
Action Add
Static/Default Routes
IP Forwarding
Gateway IP
Add/Modify
Switch Spanning Tree Settings
Static ARP
Interface Name IP Address MAC Address
Forward Delay
Status Enabled
Group Default
Max. Age
STP Group Configuration
153
Port Cost
Configure Ports
View Ports
Priority
75. Link Aggregation screen
155
Group ID
Configure Spanning Tree
Method Disabled
Group Width
Max Age Hello Time Forward Delay
STP Group
157
Group Name
Spanning Tree Port Settings
Create Spanning Tree Groups
158
From 1 to
Layer 2 Switch Utilities
Utilities
159
Upgrade Firmware from Tftp Server
160
Use Configuration File on Tftp Server
Save Settings to Tftp Server
161
Layer 3 Utilities
Testing Connectivity with Ping
Save History Log to Tftp Server
162
Bootp Hops Count Limit
BOOTP/DHCP Relay
Relay Status Disabled
Relay Time Threshold0
DNS Relay
Server
164
To make a static DNS table entry
Dnsr Cache StatusDisabled
Dnsr Static Table Lookup StatusDisabled
165
Domain Name
StatusEnabled
ActionAdd/Edit
166
Layer 2 Network Monitoring
To display the network data compiled by the switch
Network Monitoring
167
Port Utilization
To view the port utilization
Port Error Packets
To view the error statistics for a port
169
Port Packet Analysis
Unicast RX
Frames
Frames/sec
Multicast RX
To search for a particular MAC address
Browse MAC Address
To view the MAC address forwarding table
To view the Gvrp status table
Browse Router Port
To view the Router Port table
173
Igmp Snooping
To view the Igmp Snooping table
174
Layer 3 Network Monitoring
Switch History
To view the switch history log
To view the Network Monitoring Menu
Routing Table
To view the contents of the IP Routing table
Browse IP Address
To view the IP address forwarding table
Gateway
ARP Table
Mask
Hops
Ospf Lsdb Table
Default IP Table
To view the Default IP Address Table
To view the Monitor Lsdb Table
Cost
179
Ospf External Lsdb Table
To view the IP multicast forwarding table
IP Multicast Forwarding Table
Igmp Group Table
To view the Igmp Group table
To view the Dvmrp Routing table
Load Factory Defaults
Dvmrp Routing Table
182
Reboot
To reboot the switch from the console
183
111. System Reboot Confirmation screen
184
General Deployment Strategy
Introduction
Before You Start
185
Vlan Layout
Assigning IP Network Addresses and Subnet Masks to VLANs
186
Management
Configuring the Switch
Getting Started
Defining Static Routes
Switch Configuration Privilege Management Root User+
188
Reboot and Load Factory Defaults
Saving Changes
189
Setting a Default Gateway
Setting Up Web Management
Setting an IP Address
IP address may alternatively be set manually as follows
Saving Configuration Changes
Setting the Administrator Password
Setting Trap Destinations
Starting and Stopping the Web-based Manager
Web-based Manager’s User Interface
Areas of the User Interface
192
Area Function
193
Link Menus
194
LinkMenus
195
BOOTP/DHCP Relay DNS Relay
196
IP Address Configuring the Switch’s IP Address
Click the Switch Information link in the Configuration menu
197
10. IP Address window
198
Subnet Mask
Default Gateway
Manual
Management VID
11. Management Station IP Settings window
200
Click the Configure Ports link on the Configuration menu
201
202
Stop Bits
Baud Rate
Data Bits
203
Local IP Address
Remote IP Address
204
Broadcast/Multicas
Storm Mode
MAC Address Aging Time 10 …1000000 sec
205
Module ports
Upper Threshold for
Base ports
206
207
18 .1Q Static VLANs window
208
Forbidden
Tag
Egress
209
Pvid
210
To configure the member ports of an 802.1Q Vlan to use Gvrp
211
To configure the member ports of an 802.1Q Vlan to use Gmrp
212
213
25. Setup IP Interface window
214
Active Yes
Setup the Routing Information Protocol RIP
Subnet Name
215
29. Setup RIP window
216
Ospf
217
AS Border Router State
218
Remove
Stub Default Cost
Type
219
Auth Type
220
Neighbor Router
221
Network Number
222
Source Protocol
Dest. Protocol
223
To edit the IEEE802.1 Multicast Forwarding settings
224
39. Setup Ieee 802.1Q Multicast Forwarding window
225
To setup a static router port
226
42. Multicast Interface Configuration window
227
Max Resp
Igmp Settings
Version
228
Click the Dvmrp Settings link on the IP Multicasting menu
Dvmrp Settings
To configure Dvmrp for an IP interface
229
Click the Pimdm Interface Configuration link
PIM-DM Settings
Nbr Report Timer
Route Cost
231
Source Port
Direction Ingress
232
State Src
To configure a forwarding priority for a given MAC address
Level Low
233
To enter a MAC address into the filtering table
State Scr
234
To enter a MAC address into the switch’s forwarding table
Forwarding Layer 2 Forwarding
235
51. Setup Static Unicast MAC Forwarding window
236
Gateway IP
To make a static ARP entry
237
STP Switch Settings
238
Configure STP Groups
To view the STP Port Settings table
240
To configure a link aggregation group
Click the Link Aggregation link on the Configuration menu
241
Members
State Disabled
Master Port
242
To update the switch’s firmware
Update Firmware from Server
Use Configuration File on Server
Select Upgrade Firmware from Server on the Maintenance menu
To enable and configure Bootp or Dhcp on the switch
Save Settings To Server
To upload a settings file to the Tftp server
Save History Log to Server
Relay Time Threshold
To configure the BOOTP/DHCP Relay interface
Count Limit
245
Primary Name
DNS Relay Static Table Lookup Status Disabled
DNS Relay State
Secondary Name
0.0
Port Utilization Port Error
Address The IP address of the domain name
Above
Address Table
Applications
248
Port Error Statistics
Update
249
RX Frames
Update Interval
CRC Error
Undersize
72. Port Packet Analysis window
251
Browse MAC Address Sequentially
To view the Gmrp Status table
253
Click the Browse Router Port link on the Applications menu
254
Click the Switch History link on the Applications menu
255
Browse the Routing Table
256
Jump
Default IP Address Table
Address Mask
257
Ospf Link State Database Table
258
Router ID Lsdb Type
Link State ID
259
83. Ospf External Lsdb Table window
260
Click the Igmp Group Table link
261
Technical Specifications
262
Physical and Environmental
263
Commands
264
265
Runtime Switching Software Default Settings
266
Blocking State
Port in the blocking state does the following
267
Listening State
Port in the listening state does the following
268
Learning State
Port in the learning state does the following
269
Forwarding State
Port in the forwarding state does the following
270
Disabled State
Disabled port does the following
271
Troubleshooting STP
Spanning Tree Protocol Failure
272
Full/Half Duplex Mismatch
273
Unidirectional Link
274
Packet Corruption
Resource Errors
Know where the root is located
Identifying a Data Loop
Know which links are redundant
Minimize the number of ports in the blocking state
276
Impact of Layer 3 Switching
277
278
Brief Review of Bitwise Logical Operations
Index
Vlan
Offices
Norway Link Norway
Registration Card
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