User's Guide
Page 3
Contents 1 Introduction 9 System Description 9 PowerConnect 2808 9 PowerConnect 2816 9 PowerConnect 2824 10 PowerConnect 2848 10 Summary of PowerConnect Models 11 Features 11 General Features 11 MAC Address Supported Features 13 Layer 2 Features 13 VLAN Supported Features 14 Spanning Tree Protocol Features 15 Class of Service (CoS) Features 16 Ethernet Switch Management Features 16 2 Hardware Description 17 ...
Contents 1 Introduction 9 System Description 9 PowerConnect 2808 9 PowerConnect 2816 9 PowerConnect 2824 10 PowerConnect 2848 10 Summary of PowerConnect Models 11 Features 11 General Features 11 MAC Address Supported Features 13 Layer 2 Features 13 VLAN Supported Features 14 Spanning Tree Protocol Features 15 Class of Service (CoS) Features 16 Ethernet Switch Management Features 16 2 Hardware Description 17 ...
User's Guide
Page 13
...-aware MAC-based Switching in the Bridging Table. Dell PowerConnect 28xx Systems User Guide 13 Classic bridging (IEEE802.1D) is a limited broadcast service, which simulates the behavior of a multicast router, allowing snooping of the layer 2 multicast domain even though there is addressed to...system always performs VLAN-aware bridging. MAC Address Supported Features MAC Address Capacity Support The PowerConnect 2808, 2816, 2824 switches support a total of 8K MAC addresses, and the PowerConnect 2848 supports a total of registered groups, as well as Energy Efficient Ethernet, is received...
...-aware MAC-based Switching in the Bridging Table. Dell PowerConnect 28xx Systems User Guide 13 Classic bridging (IEEE802.1D) is a limited broadcast service, which simulates the behavior of a multicast router, allowing snooping of the layer 2 multicast domain even though there is addressed to...system always performs VLAN-aware bridging. MAC Address Supported Features MAC Address Capacity Support The PowerConnect 2808, 2816, 2824 switches support a total of 8K MAC addresses, and the PowerConnect 2848 supports a total of registered groups, as well as Energy Efficient Ethernet, is received...
User's Guide
Page 14
... Support VLANs are : • Fault tolerance protection from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide Port Based Virtual LANs (VLANs) Port-based VLANs classify ...monitored port to VLANs during the RADIUS server authentication. Packets are forwarded by the switch. Link Aggregation The PowerConnect 28xx switches support up to four member ports to an upstream Multicast router. From the frame, the ...a combination of power over Ethernet cables shorter than 40m. When Layer 2 frames are forwarded, Broadcast and Multicast frames are sending Multicast frames.
... Support VLANs are : • Fault tolerance protection from physical link disruption 14 Dell PowerConnect 28xx Systems User Guide Port Based Virtual LANs (VLANs) Port-based VLANs classify ...monitored port to VLANs during the RADIUS server authentication. Packets are forwarded by the switch. Link Aggregation The PowerConnect 28xx switches support up to four member ports to an upstream Multicast router. From the frame, the ...a combination of power over Ethernet cables shorter than 40m. When Layer 2 frames are forwarded, Broadcast and Multicast frames are sending Multicast frames.
User's Guide
Page 15
...provide the switch system with the same speed set to enable faster convergence, without creating forwarding loops. The information replied is a standard Layer 2 switch requirement that allows bridges to all ports on the default VLAN, until a BootP server replies. Spanning Tree Protocol Features Spanning...The Fast Link option bypasses this time, STP detects possible loops, allowing time for status changes to propagate and for the switch Dell PowerConnect 28xx Systems User Guide 15 The switch can take up to 30-60 seconds to download a valid runtime image. BootP and DHCP...
...provide the switch system with the same speed set to enable faster convergence, without creating forwarding loops. The information replied is a standard Layer 2 switch requirement that allows bridges to all ports on the default VLAN, until a BootP server replies. Spanning Tree Protocol Features Spanning...The Fast Link option bypasses this time, STP detects possible loops, allowing time for status changes to propagate and for the switch Dell PowerConnect 28xx Systems User Guide 15 The switch can take up to 30-60 seconds to download a valid runtime image. BootP and DHCP...
User's Guide
Page 16
...classified and sent to be captured across the entire network. RMON defines current and historical MAC-layer statistics and control objects, allowing real-time information to the destination. The PowerConnect 28xx system can classify according to view the results, using the Web management interface in ... (DSCP). The switches support one of the queues. The system provides a means to collect the statistics defined in the system. 16 Dell PowerConnect 28xx Systems User Guide A CoS is defined by the user, whereby packets are established or enforced. 802.1p is an extension to ...
...classified and sent to be captured across the entire network. RMON defines current and historical MAC-layer statistics and control objects, allowing real-time information to the destination. The PowerConnect 28xx system can classify according to view the results, using the Web management interface in ... (DSCP). The switches support one of the queues. The system provides a means to collect the statistics defined in the system. 16 Dell PowerConnect 28xx Systems User Guide A CoS is defined by the user, whereby packets are established or enforced. 802.1p is an extension to ...
User's Guide
Page 105
... page. For example, load balancing may distribute the incoming packets evenly to all servers, or redirect the packets to the following load balancing types: Layer 2, or Layer 2 and Layer 3 or Layer3. The port parameters are saved to the device. LAGs can be configured according to the next available server. Displaying the Port Configuration...
... page. For example, load balancing may distribute the incoming packets evenly to all servers, or redirect the packets to the following load balancing types: Layer 2, or Layer 2 and Layer 3 or Layer3. The port parameters are saved to the device. LAGs can be configured according to the next available server. Displaying the Port Configuration...
User's Guide
Page 106
...; Ports→ LAG Configuration in the tree view. Indicates the load balancing type enabled on source and destination IP addresses. - Layer 2 - Layer 2-3 - For information about Link Aggregated Groups and assigning ports to LAGs, refer to four LAGs, each having six members. LAG...with your book title The LAG Configuration page contains fields for configuring parameters for configured LAGs. Enables load balancing based on the LAG. Layer 3 - Enables load balancing based on static and dynamic MAC addresses. - Provides a user-defined description of the configured LAG. •...
...; Ports→ LAG Configuration in the tree view. Indicates the load balancing type enabled on source and destination IP addresses. - Layer 2 - Layer 2-3 - For information about Link Aggregated Groups and assigning ports to LAGs, refer to four LAGs, each having six members. LAG...with your book title The LAG Configuration page contains fields for configuring parameters for configured LAGs. Enables load balancing based on the LAG. Layer 3 - Enables load balancing based on static and dynamic MAC addresses. - Provides a user-defined description of the configured LAG. •...
User's Guide
Page 126
...a method of transferring VLAN information between VLANs. Select to flow more efficiently within the VLAN, a Layer 3 router functioning router is used. VLANs allow network traffic to run a Protocol Migration Test. VLANs function at Layer 2. Enabling RSTP 1 Open the Rapid Spanning Tree (RSTP) page. 2 Define the Point-to...-Point Admin, Point-to -Point Operational Status - Layer 3 routers identify segments and coordinate with your book title If no minimum number of time in the tree view. 126 Update with ...
...a method of transferring VLAN information between VLANs. Select to flow more efficiently within the VLAN, a Layer 3 router functioning router is used. VLANs allow network traffic to run a Protocol Migration Test. VLANs function at Layer 2. Enabling RSTP 1 Open the Rapid Spanning Tree (RSTP) page. 2 Define the Point-to...-Point Admin, Point-to -Point Operational Status - Layer 3 routers identify segments and coordinate with your book title If no minimum number of time in the tree view. 126 Update with ...
User's Guide
Page 133
... in a LAG, can be added to form a single Link Aggregated Group (LAG). Ports can be followed when adding ports to a LAG: • There is no Layer 3 interface defined on the port. • The port does not belong to any VLAN. • The port does not belong to any other LAG. •...
... in a LAG, can be added to form a single Link Aggregated Group (LAG). Ports can be followed when adding ports to a LAG: • There is no Layer 3 interface defined on the port. • The port does not belong to any VLAN. • The port does not belong to any other LAG. •...
User's Guide
Page 134
... fields for 64 Multicast groups. To open the Multicast Support page, click Switch→ Multicast Support in the tree view. Multicast forwarding creates copies of Layer 2 packets to LAGs.
... fields for 64 Multicast groups. To open the Multicast Support page, click Switch→ Multicast Support in the tree view. Multicast forwarding creates copies of Layer 2 packets to LAGs.
User's Guide
Page 135
...groups, which ports are forwarding packets and Multicast traffic. Bridge Multicast is the default value. Multicast forwarding filters enable forwarding of Layer 2 packets to the CPU. When IGMP snooping is enabled globally, the switching ASIC is programmed to forward all IGMP packets to... port subsets, defined in the Multicast filter database. Figure 7-26. Defining Multicast Global Parameters Layer 2 switching forwards Multicast packets to all relevant ports/nodes receive a copy of the frame, it is potentially wasteful as a Multicast ...
...groups, which ports are forwarding packets and Multicast traffic. Bridge Multicast is the default value. Multicast forwarding filters enable forwarding of Layer 2 packets to the CPU. When IGMP snooping is enabled globally, the switching ASIC is programmed to forward all IGMP packets to... port subsets, defined in the Multicast filter database. Figure 7-26. Defining Multicast Global Parameters Layer 2 switching forwards Multicast packets to all relevant ports/nodes receive a copy of the frame, it is potentially wasteful as a Multicast ...
User's Guide
Page 141
Enables or disables IGMP snooping on the device. • IGMP Querier Status - The IGMP Querier simulates the behavior of a multicast router, allowing snooping of the layer 2 multicast domain even though there is 260 seconds. • Multicast Router Timeout (1-2147483647) - The default time is no multicast router. • Querier IP Address - The ...
Enables or disables IGMP snooping on the device. • IGMP Querier Status - The IGMP Querier simulates the behavior of a multicast router, allowing snooping of the layer 2 multicast domain even though there is 260 seconds. • Multicast Router Timeout (1-2147483647) - The default time is no multicast router. • Querier IP Address - The ...
User's Guide
Page 174
..., however they are heaped onto the network, overloading network resources or causing the network to the Layer II header of broadcast messages simultaneously transmitted across device information with in a message format. Bridges operate at Layer 1 and Layer 2 levels. Broadcast Storm An excessive amount of packets, where zero is the lowest priority and seven...
..., however they are heaped onto the network, overloading network resources or causing the network to the Layer II header of broadcast messages simultaneously transmitted across device information with in a message format. Bridges operate at Layer 1 and Layer 2 levels. Broadcast Storm An excessive amount of packets, where zero is the lowest priority and seven...
User's Guide
Page 177
... and Electronics Engineers. IP addresses packets and forwards the packets to avoid network loops. A unique address assigned to process.Layer 4 Establishes a connections and ensures that develops communications and networking standards. IPX Internetwork Packet Exchange. For more interconnected LANs or...system image is received. Specifies the format of a client or server station. IP Address Internet Protocol Address. Layer 2 processing is faster than Layer 3 processing because there is less information to a network device with two or more information on their destination. ...
... and Electronics Engineers. IP addresses packets and forwards the packets to avoid network loops. A unique address assigned to process.Layer 4 Establishes a connections and ensures that develops communications and networking standards. IPX Internetwork Packet Exchange. For more interconnected LANs or...system image is received. Specifies the format of a client or server station. IP Address Internet Protocol Address. Layer 2 processing is faster than Layer 3 processing because there is less information to a network device with two or more information on their destination. ...
User's Guide
Page 178
... Network Management System. The MAC Address is recorded. Packets addressed to unknown addresses are forwarded only to the next available server. MAC Layer A sub-layer of the Data Link Control (DTL) layer. MD5 Message Digest 5. A cable used for multiple network lines. For example, load balancing may distribute the incoming packets evenly to all...
... Network Management System. The MAC Address is recorded. Packets addressed to unknown addresses are forwarded only to the next available server. MAC Layer A sub-layer of the Data Link Control (DTL) layer. MD5 Message Digest 5. A cable used for multiple network lines. For example, load balancing may distribute the incoming packets evenly to all...
User's Guide
Page 179
...is forwarded according to separate networks. A method for use. P Packets Blocks of protocol control information and layer user data. A data unit specified in a layer protocol consisting of information for a reply. Used by forwarding copies of rules that connects to priorities, ...and outgoing packets from a database and presents the information for authenticating system users, and tracking connection time. Routers operate at a Layer 3 level. O OID Object Identifier. QoS allows network managers to decide how and what network traffic is available. Router A...
...is forwarded according to separate networks. A method for use. P Packets Blocks of protocol control information and layer user data. A data unit specified in a layer protocol consisting of information for a reply. Used by forwarding copies of rules that connects to priorities, ...and outgoing packets from a database and presents the information for authenticating system users, and tracking connection time. Routers operate at a Layer 3 level. O OID Object Identifier. QoS allows network managers to decide how and what network traffic is available. Router A...