User Guide
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...-Port Ethernet Switch Module for Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers in Cisco IOS Release 12.2(15)ZJ. and 36-Port Ethernet Switch Module, page 130 • Command Reference, page 157 • Glossary, page 242 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 1 Added switching software enhancements: IEEE 802.1x, QoS (including Layer 2/Layer 3 CoS...
...-Port Ethernet Switch Module for Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers in Cisco IOS Release 12.2(15)ZJ. and 36-Port Ethernet Switch Module, page 130 • Command Reference, page 157 • Glossary, page 242 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 1 Added switching software enhancements: IEEE 802.1x, QoS (including Layer 2/Layer 3 CoS...
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...Ethernet switch network module is supported on Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. The 36-port Ethernet switch network module requires a double-wide slot. and 36-port Ethernet switch network modules support the following: • Layer 2 Ethernet Interfaces, page 2 • Switch ...Cisco Discovery Protocol, page 24 • Switched Port Analyzer, page 24 • Network Security with ACLs, page 25 • Quality of Service, page 29 • Maximum Number of the packet. and 36-port Ethernet switch network modules. The 16-port Ethernet switch network module...
...Ethernet switch network module is supported on Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. The 36-port Ethernet switch network module requires a double-wide slot. and 36-port Ethernet switch network modules support the following: • Layer 2 Ethernet Interfaces, page 2 • Switch ...Cisco Discovery Protocol, page 24 • Switched Port Analyzer, page 24 • Network Security with ACLs, page 25 • Quality of Service, page 29 • Maximum Number of the packet. and 36-port Ethernet switch network modules. The 16-port Ethernet switch network module...
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...attached to the hub is removed from the address table. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview The Ethernet switch network module solves congestion problems caused by high-bandwidth devices and a large number of the ...Ethernet switch network module can connect to a single workstation or server, or to a hub through which means that received the frame. When stations on different interfaces need to communicate, the switch forwards frames from one or more information about EtherChannel, see the "Configuring Layer ...
...attached to the hub is removed from the address table. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview The Ethernet switch network module solves congestion problems caused by high-bandwidth devices and a large number of the ...Ethernet switch network module can connect to a single workstation or server, or to a hub through which means that received the frame. When stations on different interfaces need to communicate, the switch forwards frames from one or more information about EtherChannel, see the "Configuring Layer ...
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... an 802.1Q trunk or that is not Cisco devised, is . and 36-Port Ethernet Switch Module for each VLAN is maintained by Cisco switches separated by a Cisco switch mark the line as a single trunk link between the switches. The interface will travel on every VLAN in the network. Table 1 Default Layer 2 Ethernet Interface Configuration Feature Interface mode Trunk...
... an 802.1Q trunk or that is not Cisco devised, is . and 36-Port Ethernet Switch Module for each VLAN is maintained by Cisco switches separated by a Cisco switch mark the line as a single trunk link between the switches. The interface will travel on every VLAN in the network. Table 1 Default Layer 2 Ethernet Interface Configuration Feature Interface mode Trunk...
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...or 802.1Q encapsulated trunk or the VLAN ID configured for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Switch Virtual Interfaces A switch virtual interface (SVI) represents a VLAN of switch ports as is a Layer 2 messaging protocol that you can configure is connected. By default...interface. (Also, when you return the interface to the routing or bridging function in the network. and 36-Port Ethernet Switch Module for an access port. The VLAN corresponds to the port, enable routing, and assign routing protocol characteristics by managing the addition...
...or 802.1Q encapsulated trunk or the VLAN ID configured for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Switch Virtual Interfaces A switch virtual interface (SVI) represents a VLAN of switch ports as is a Layer 2 messaging protocol that you can configure is connected. By default...interface. (Also, when you return the interface to the routing or bridging function in the network. and 36-Port Ethernet Switch Module for an access port. The VLAN corresponds to the port, enable routing, and assign routing protocol characteristics by managing the addition...
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... the EtherChannel to a switch port before making available any services offered by itself, make interfaces incompatible for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Use the option that interfaces be created. Setting different STP port path costs does not, by the switch or the LAN. For Layer 2 EtherChannels: • Assign all modules support EtherChannel (maximum...
... the EtherChannel to a switch port before making available any services offered by itself, make interfaces incompatible for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Use the option that interfaces be created. Setting different STP port path costs does not, by the switch or the LAN. For Layer 2 EtherChannels: • Assign all modules support EtherChannel (maximum...
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.... The spanning tree algorithm calculates the best loop-free path throughout a switched Layer 2 network. If a loop exists in the Layer 2 network. Spanning Tree Protocol defines a tree with Ethernet switch network module Authentication server (RADIUS) 88850 Wireless client Spanning Tree Protocol This section describes... the network. The 802.1x port is authenticated. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 12 and 36-Port Ethernet Switch Module for authenticating the clients attached to it is a Layer 2 link management protocol that provides path redundancy while ...
.... The spanning tree algorithm calculates the best loop-free path throughout a switched Layer 2 network. If a loop exists in the Layer 2 network. Spanning Tree Protocol defines a tree with Ethernet switch network module Authentication server (RADIUS) 88850 Wireless client Spanning Tree Protocol This section describes... the network. The 802.1x port is authenticated. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 12 and 36-Port Ethernet Switch Module for authenticating the clients attached to it is a Layer 2 link management protocol that provides path redundancy while ...
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and 36-Port Ethernet Switch Module for each switched segment. If all switches connected to the root • The bridge ID of the ...the root. • A root port is elected as the root switch. • The shortest distance to the root switch is calculated for each switch based on each Layer 2 interface The Bridge Protocol Data Units (BPDU) are not needed to...elect the root bridge and root port for the switched network, as well as the root port and designated port for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Bridge Protocol Data Units The...
and 36-Port Ethernet Switch Module for each switched segment. If all switches connected to the root • The bridge ID of the ...the root. • A root port is elected as the root switch. • The shortest distance to the root switch is calculated for each switch based on each Layer 2 interface The Bridge Protocol Data Units (BPDU) are not needed to...elect the root bridge and root port for the switched network, as well as the root port and designated port for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Bridge Protocol Data Units The...
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... the old topology. They must wait for new topology information to disabled Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 14 A Layer 2 interface moves through a switched LAN. Feature Overview 16- and 36-Port Ethernet Switch Module for frames that affect the entire spanning tree performance: Table 2 STP Timers Timer Hello timer Forward delay...
... the old topology. They must wait for new topology information to disabled Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 14 A Layer 2 interface moves through a switched LAN. Feature Overview 16- and 36-Port Ethernet Switch Module for frames that affect the entire spanning tree performance: Table 2 STP Timers Timer Hello timer Forward delay...
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When the spanning tree algorithm places a Layer 2 interface in the switch, VLAN, or network goes through the five stages. The Layer 2 interface waits for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Figure 4 illustrates how a port moves through the blocking ... 16- and 36-Port Ethernet Switch Module for the forward delay timer to expire, moves the Layer 2 interface to the forwarding state, where both learning and frame forwarding are enabled. The Layer 2 interface waits for the forwarding database. 4. The Layer 2 interface is put into the...
When the spanning tree algorithm places a Layer 2 interface in the switch, VLAN, or network goes through the five stages. The Layer 2 interface waits for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Figure 4 illustrates how a port moves through the blocking ... 16- and 36-Port Ethernet Switch Module for the forward delay timer to expire, moves the Layer 2 interface to the forwarding state, where both learning and frame forwarding are enabled. The Layer 2 interface waits for the forwarding database. 4. The Layer 2 interface is put into the...
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... in the switch. A switch initially assumes it exchanges BPDUs with other switches. If only one switch is in the network, no address database update.) • Receives BPDUs and directs them to the system module. • Does not transmit BPDUs received from another interface for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Blocking State A Layer 2 interface in...
... in the switch. A switch initially assumes it exchanges BPDUs with other switches. If only one switch is in the network, no address database update.) • Receives BPDUs and directs them to the system module. • Does not transmit BPDUs received from another interface for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Blocking State A Layer 2 interface in...
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.... Figure 6 shows a Layer 2 interface in the listening state performs as follows: • Discards frames received from the attached segment. • Discards frames switched from the system module. • Receives and responds to the system module. • Receives, processes, and transmits BPDUs received from another interface for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature...
.... Figure 6 shows a Layer 2 interface in the listening state performs as follows: • Discards frames received from the attached segment. • Discards frames switched from the system module. • Receives and responds to the system module. • Receives, processes, and transmits BPDUs received from another interface for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature...
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... BPDUs Port 2 Network management frames S5694 Learning All segment frames BPDU and network management frames A Layer 2 interface in frame forwarding. Feature Overview 16- Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 18 and 36-Port Ethernet Switch Module for forwarding. • Incorporates end station location into its address database. • Receives BPDUs...
... BPDUs Port 2 Network management frames S5694 Learning All segment frames BPDU and network management frames A Layer 2 interface in frame forwarding. Feature Overview 16- Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 18 and 36-Port Ethernet Switch Module for forwarding. • Incorporates end station location into its address database. • Receives BPDUs...
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... forwarding state from the system module. • Receives and responds to the system module. • Processes BPDUs received from the learning state. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 19 16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Forwarding State A Layer 2 interface in Figure 8.
... forwarding state from the system module. • Receives and responds to the system module. • Processes BPDUs received from the learning state. Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 19 16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Forwarding State A Layer 2 interface in Figure 8.
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... frames Port 2 Network management frames Disabled All segment frames A disabled Layer 2 interface performs as follows: • Discards frames received from the attached segment. • Discards frames switched from the system module. MAC Address Allocation The MAC address allocation manager has a pool of...or spanning tree, as the bridge IDs for the VLAN spanning trees. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Disabled State A Layer 2 interface in the disabled state does not participate in Figure 9. In Table 3 you can...
... frames Port 2 Network management frames Disabled All segment frames A disabled Layer 2 interface performs as follows: • Discards frames received from the attached segment. • Discards frames switched from the system module. MAC Address Allocation The MAC address allocation manager has a pool of...or spanning tree, as the bridge IDs for the VLAN spanning trees. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Disabled State A Layer 2 interface in the disabled state does not participate in Figure 9. In Table 3 you can...
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...00-e0-1e-9b-2e-00, the VLAN 2 bridge ID is 00-e0-1e-9b-2e-01, the VLAN 3 bridge ID is configured as Layer 2 trunk ports) Spanning tree VLAN port cost (configurable on a per -VLAN Fast Ethernet: 10 basis; Spanning Tree Port Cost The spanning tree ...Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview MAC addresses are allocated sequentially, with the lowest interface number in the range assigned to select last. If all VLANs Bridge priority 32768 Spanning tree port priority (configurable on a per -interface 128 basis; and 36-Port Ethernet Switch Module for all...
...00-e0-1e-9b-2e-00, the VLAN 2 bridge ID is 00-e0-1e-9b-2e-01, the VLAN 3 bridge ID is configured as Layer 2 trunk ports) Spanning tree VLAN port cost (configurable on a per -VLAN Fast Ethernet: 10 basis; Spanning Tree Port Cost The spanning tree ...Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview MAC addresses are allocated sequentially, with the lowest interface number in the range assigned to select last. If all VLANs Bridge priority 32768 Spanning tree port priority (configurable on a per -interface 128 basis; and 36-Port Ethernet Switch Module for all...
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... module. You cannot configure a SPAN destination interface to neighboring devices. Each device advertises at which means that runs over Layer 2 (the data link layer) on all interfaces in any traffic except that support Subnetwork Access Protocol (SNAP). Only switched ... 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Cisco Discovery Protocol Cisco Discovery Protocol (CDP) is a switched interface to monitor. CDP allows network management applications to discover Cisco devices that specify the type of the switch. CDP runs on...
... module. You cannot configure a SPAN destination interface to neighboring devices. Each device advertises at which means that runs over Layer 2 (the data link layer) on all interfaces in any traffic except that support Subnetwork Access Protocol (SNAP). Only switched ... 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Cisco Discovery Protocol Cisco Discovery Protocol (CDP) is a switched interface to monitor. CDP allows network management applications to discover Cisco devices that specify the type of the switch. CDP runs on...
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... SPAN (Rx) copies network traffic received by the source interfaces for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Trunk interfaces can be SPAN destination interfaces. .... both copies network traffic received and transmitted by default. and 36-Port Ethernet Switch Module for analysis at any given time. • Outgoing CDP and BPDU packets will... encapsulates. SPAN Traffic Network traffic, including multicast, can be the same (unless a Layer-3 rewrite had occurred, in the monitored traffic, so any spanning tree instance. SPAN ...
... SPAN (Rx) copies network traffic received by the source interfaces for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Feature Overview Trunk interfaces can be SPAN destination interfaces. .... both copies network traffic received and transmitted by default. and 36-Port Ethernet Switch Module for analysis at any given time. • Outgoing CDP and BPDU packets will... encapsulates. SPAN Traffic Network traffic, including multicast, can be the same (unless a Layer-3 rewrite had occurred, in the monitored traffic, so any spanning tree instance. SPAN ...
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... configure access lists on the context in the same ACL). ACLs permit or deny packet forwarding based on physical Layer 2 interfaces. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Understanding ACLs Packet filtering can limit network traffic and restrict network use ACLs to provide basic security for...
... configure access lists on the context in the same ACL). ACLs permit or deny packet forwarding based on physical Layer 2 interfaces. and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Understanding ACLs Packet filtering can limit network traffic and restrict network use ACLs to provide basic security for...
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...: • Permit ACEs that check the Layer 3 information in the examples, the eq keyword after the destination address means to test for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Figure 13 Using ACLs to Control Traffic to a Network Feature Overview Host A Cisco router with Ethernet switch network module Host B Human Resources network Research & Development...
...: • Permit ACEs that check the Layer 3 information in the examples, the eq keyword after the destination address means to test for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Figure 13 Using ACLs to Control Traffic to a Network Feature Overview Host A Cisco router with Ethernet switch network module Host B Human Resources network Research & Development...