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Table 1-1 Switches Supported Switch Catalyst 2950-12 Catalyst 2950-24 Catalyst 2950C-24 Catalyst 2950G-12-EI Catalyst 2950G-24-EI Catalyst 2950G-24-EI-DC Catalyst 2950G-48-EI Catalyst 2950ST-8 LRE Catalyst 2950ST-24 LRE Catalyst 2950ST-24 LRE 997 Catalyst 2950SX-24 Catalyst 2950SX-48-SI Catalyst 2950T-24 Catalyst 2950T-48-SI Software Image SI1 SI EI2 EI EI EI EI EI EI EI SI SI EI SI...
Table 1-1 Switches Supported Switch Catalyst 2950-12 Catalyst 2950-24 Catalyst 2950C-24 Catalyst 2950G-12-EI Catalyst 2950G-24-EI Catalyst 2950G-24-EI-DC Catalyst 2950G-48-EI Catalyst 2950ST-8 LRE Catalyst 2950ST-24 LRE Catalyst 2950ST-24 LRE 997 Catalyst 2950SX-24 Catalyst 2950SX-48-SI Catalyst 2950T-24 Catalyst 2950T-48-SI Software Image SI1 SI EI2 EI EI EI EI EI EI EI SI SI EI SI...
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... and a configuration file that it receives during DHCP-based autoconfiguration Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-3 For the CMS, software, and browser requirements and for command-switch redundancy. Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Chapter 1 Overview Features 78...
... and a configuration file that it receives during DHCP-based autoconfiguration Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-3 For the CMS, software, and browser requirements and for command-switch redundancy. Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Chapter 1 Overview Features 78...
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...VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, Catalyst 2950SX-24, Catalyst 2950SX-48-SI, and Catalyst 2950T-48-SI switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to ...convergence of the spanning tree by allowing VLAN 1 to be used • Voice VLAN for creating subnets for voice traffic from Cisco IP Phones • VLAN 1 minimization to reduce the risk of spanning-tree loops or storms by immediately transitioning root and designated...
...VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, Catalyst 2950SX-24, Catalyst 2950SX-48-SI, and Catalyst 2950T-48-SI switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to ...convergence of the spanning tree by allowing VLAN 1 to be used • Voice VLAN for creating subnets for voice traffic from Cisco IP Phones • VLAN 1 minimization to reduce the risk of spanning-tree loops or storms by immediately transitioning root and designated...
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... ports and remote Ethernet devices, such as a PC • Support for connecting to the public switched telephone network (PSTN) through plain old telephone service (POTS) splitters such as the Cisco LRE 48 POTS Splitter • Support for the rate selection, a utility that a packet takes from a ...the VDSL 997 band plan on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7 Switch LRE ports and the Ethernet ports on remote LRE customer premises equipment (CPE) devices, such as the Cisco 575 LRE CPE or the Cisco 585 LRE CPE - Chapter ...
... ports and remote Ethernet devices, such as a PC • Support for connecting to the public switched telephone network (PSTN) through plain old telephone service (POTS) splitters such as the Cisco LRE 48 POTS Splitter • Support for the rate selection, a utility that a packet takes from a ...the VDSL 997 band plan on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7 Switch LRE ports and the Ethernet ports on remote LRE customer premises equipment (CPE) devices, such as the Cisco 575 LRE CPE or the Cisco 585 LRE CPE - Chapter ...
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... on two of Catalyst 2950G-48 switches, you can create backup paths by using Fast Ethernet, Gigabit, Fast EtherChannel, or Gigabit EtherChannel links. You can have redundant uplink connections to a Gigabit backbone switch such as either high- Each switch in this with a dedicated 1-Gbps connection to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through a single...
... on two of Catalyst 2950G-48 switches, you can create backup paths by using Fast Ethernet, Gigabit, Fast EtherChannel, or Gigabit EtherChannel links. You can have redundant uplink connections to a Gigabit backbone switch such as either high- Each switch in this with a dedicated 1-Gbps connection to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through a single...
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...bandwidth. IP phones not connected to voice traffic over data traffic. Each 10/100 inline-power port on the Catalyst 3550-24PWR switches provides -48 VDC power to users when needed. Network Configuration Examples Chapter 1 Overview Servers are connected to the GBIC module ports on... the switches, allowing 1-Gbps throughput to the Cisco IP Phone. When the switch and server ports are assigned to focus on WAN access. For networks that do not require Gigabit performance from an AC power source. 1-14 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide ...
...bandwidth. IP phones not connected to voice traffic over data traffic. Each 10/100 inline-power port on the Catalyst 3550-24PWR switches provides -48 VDC power to users when needed. Network Configuration Examples Chapter 1 Overview Servers are connected to the GBIC module ports on... the switches, allowing 1-Gbps throughput to the Cisco IP Phone. When the switch and server ports are assigned to focus on WAN access. For networks that do not require Gigabit performance from an AC power source. 1-14 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide ...
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... required to connect directly to an aggregation switch, such as the Cisco LRE 48 POTS Splitter. If a connection to and from the room devices (such as e-mail for the laptop and IP multicast traffic for connecting to a nonhomologated POTS splitter, such as a Catalyst 3550-12G switch. The Catalyst 2950 LRE switches are transferred through their 10/100/1000...
... required to connect directly to an aggregation switch, such as the Cisco LRE 48 POTS Splitter. If a connection to and from the room devices (such as e-mail for the laptop and IP multicast traffic for connecting to a nonhomologated POTS splitter, such as a Catalyst 3550-12G switch. The Catalyst 2950 LRE switches are transferred through their 10/100/1000...
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...-top box TV Cisco 575 LRE CPE Required microfilter POTS telephone Required microfilter IP Laptop phone Floor 4 IP Environmental controls Cisco 585 LRE CPE Floor 3 Patch panel Cisco LRE 48 POTS splitters Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches PSTN PBX Catalyst 2950 or Catalyst 3550 switch Servers Cisco 2600 router 89514 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide...
...-top box TV Cisco 575 LRE CPE Required microfilter POTS telephone Required microfilter IP Laptop phone Floor 4 IP Environmental controls Cisco 585 LRE CPE Floor 3 Patch panel Cisco LRE 48 POTS splitters Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches PSTN PBX Catalyst 2950 or Catalyst 3550 switch Servers Cisco 2600 router 89514 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide...
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... commands described in all VLANs or the specified VLAN. For CLI procedures, refer to the table do not age and must determine the 48-bit MAC or the local data link address of IP datagrams and ARP requests and replies on IEEE 802 networks other than Ethernet is... Encapsulation of that have a source or destination address of determining the local data link address from an IP address is enabled on Cisco.com. 8-28 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Then the IP datagram is stored in a link-layer frame and sent over Ethernet, for the...
... commands described in all VLANs or the specified VLAN. For CLI procedures, refer to the table do not age and must determine the 48-bit MAC or the local data link address of IP datagrams and ARP requests and replies on IEEE 802 networks other than Ethernet is... Encapsulation of that have a source or destination address of determining the local data link address from an IP address is enabled on Cisco.com. 8-28 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Then the IP datagram is stored in a link-layer frame and sent over Ethernet, for the...
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... either full- You can configure interface speed on Catalyst 2950 LRE, Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2955T-24 switches operate at the same time. You can configure duplex mode on the 10/100/1000 ports on the Catalyst 2950 LRE, Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2955T-24 switches but cannot configure duplex mode on these guidelines...
... either full- You can configure interface speed on Catalyst 2950 LRE, Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2955T-24 switches operate at the same time. You can configure duplex mode on the 10/100/1000 ports on the Catalyst 2950 LRE, Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2955T-24 switches but cannot configure duplex mode on these guidelines...
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... operate only at 1000Mbps and in full-duplex mode. • You can configure the 10/100/1000 ports on the Catalyst 2950T-24 and Catalyst 2950T-48-SI switches to autonegotiate the duplex mode by using the duplex auto interface configuration command, or you can operate at 1000 Mbps in ... full autonegotiation. The ports can operate at 1000 Mbps only in full-duplex mode. • Fiber-optic SFP-module ports on the Catalyst 2950 LRE switch operate only at 10 or 100 Mbps in full-duplex mode. Chapter 11 Configuring Interface Characteristics Configuring Ethernet Interfaces • If both ends...
... operate only at 1000Mbps and in full-duplex mode. • You can configure the 10/100/1000 ports on the Catalyst 2950T-24 and Catalyst 2950T-48-SI switches to autonegotiate the duplex mode by using the duplex auto interface configuration command, or you can operate at 1000 Mbps in ... full autonegotiation. The ports can operate at 1000 Mbps only in full-duplex mode. • Fiber-optic SFP-module ports on the Catalyst 2950 LRE switch operate only at 10 or 100 Mbps in full-duplex mode. Chapter 11 Configuring Interface Characteristics Configuring Ethernet Interfaces • If both ends...
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...single VLAN identified by VLAN ID number, a range of VLANs separated by a hyphen, or a series of an interface. Valid priority values are 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, and 240. Step 1 Step 2 Command configure terminal interface interface-id ...The range is 1 to 1005 when the SI is installed and 1 to configure load sharing on page 17-22. 14-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The lower the number, the higher the priority. Return to configure, and enter interface configuration mode...
...single VLAN identified by VLAN ID number, a range of VLANs separated by a hyphen, or a series of an interface. Valid priority values are 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, and 240. Step 1 Step 2 Command configure terminal interface interface-id ...The range is 1 to 1005 when the SI is installed and 1 to configure load sharing on page 17-22. 14-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The lower the number, the higher the priority. Return to configure, and enter interface configuration mode...
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...48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, and 240. This procedure is 128. The default is optional. Valid priority values are 1 to 6. To return the interface to its default setting, use the no spanning-tree mst instance-id port-priority interface configuration command. 78-11380-10 Catalyst 2950... and Catalyst 2955 Switch Software Configuration Guide 15-17 Beginning in a link-up operative state. Step 1 Step 2 Step 3 Step 4...
...48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, and 240. This procedure is 128. The default is optional. Valid priority values are 1 to 6. To return the interface to its default setting, use the no spanning-tree mst instance-id port-priority interface configuration command. 78-11380-10 Catalyst 2950... and Catalyst 2955 Switch Software Configuration Guide 15-17 Beginning in a link-up operative state. Step 1 Step 2 Step 3 Step 4...
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...16 17 18 19 20 21 22 23 24 1X SYST RPS 11X 13X 15X 1 STAT UTIL DUPLXSPEED 2X 12X 14X 16X MODE Catalyst 2950 2 1 2 Catalyst 2950G-48 SYSTEM RPS STATUS UTIL DUPLX SPEED MODE 12 1X 34 2X 56 78 9 10 9 10 9 10 9 10 12 11X1X ...1 2 Catalyst 2950 2 1 2 Catalyst 2950G-48 SYSTEM RPS STATUS UTIL DUPLX SPEED MODE 12 1X 34 2X 56 78 9 10 9 10 9 10 9 10 12 11X1X 34 21X2X 56 78 9 10 9 10 9 10 9 10 12 11X1X 34 21X2X 56 Catalyst 2950 78 9 10 9 10 9 10 9 10 1 1 2 1 65276 16-8 Catalyst 2950 and Catalyst 2955 Switch Software Configuration...
...16 17 18 19 20 21 22 23 24 1X SYST RPS 11X 13X 15X 1 STAT UTIL DUPLXSPEED 2X 12X 14X 16X MODE Catalyst 2950 2 1 2 Catalyst 2950G-48 SYSTEM RPS STATUS UTIL DUPLX SPEED MODE 12 1X 34 2X 56 78 9 10 9 10 9 10 9 10 12 11X1X ...1 2 Catalyst 2950 2 1 2 Catalyst 2950G-48 SYSTEM RPS STATUS UTIL DUPLX SPEED MODE 12 1X 34 2X 56 78 9 10 9 10 9 10 9 10 12 11X1X 34 21X2X 56 78 9 10 9 10 9 10 9 10 12 11X1X 34 21X2X 56 Catalyst 2950 78 9 10 9 10 9 10 9 10 1 1 2 1 65276 16-8 Catalyst 2950 and Catalyst 2955 Switch Software Configuration...
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... return the switch to a multicast 48-bit MAC address. Beginning in the configuration file. Note Each IP address translates to its default settings, use the no mvr [mode | group ip-address | querytime | vlan] global configuration commands. 21-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration ...8226; dynamic-Allows dynamic MVR membership on source ports. • compatible-Is compatible with Catalyst 3500 XL and Catalyst 2900 XL switches and does not support IGMP dynamic joins on the switch and all source ports must first enable MVR. mvr vlan vlan-id (Optional) Specify...
... return the switch to a multicast 48-bit MAC address. Beginning in the configuration file. Note Each IP address translates to its default settings, use the no mvr [mode | group ip-address | querytime | vlan] global configuration commands. 21-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration ...8226; dynamic-Allows dynamic MVR membership on source ports. • compatible-Is compatible with Catalyst 3500 XL and Catalyst 2900 XL switches and does not support IGMP dynamic joins on the switch and all source ports must first enable MVR. mvr vlan vlan-id (Optional) Specify...
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... privileged EXEC mode. Verify your entries. (Optional) Save your entries in the port channel group. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 22-5 If unknown unicast and multicast traffic is blocked on all ports. Note Blocking unicast or multicast...Beginning in privileged EXEC mode, follow these switches: • Catalyst 2950 Long-Reach Ethernet (LRE) switches running Cisco IOS Release 12.1(14)EA1 or later • Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, 2950G-48-EI, and 2955 switches running -config startup-config Purpose Enter ...
... privileged EXEC mode. Verify your entries. (Optional) Save your entries in the port channel group. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 22-5 If unknown unicast and multicast traffic is blocked on all ports. Note Blocking unicast or multicast...Beginning in privileged EXEC mode, follow these switches: • Catalyst 2950 Long-Reach Ethernet (LRE) switches running Cisco IOS Release 12.1(14)EA1 or later • Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, 2950G-48-EI, and 2955 switches running -config startup-config Purpose Enter ...
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...; Text string containing detailed information about the event being reported. This example shows a partial switch system message: 00:00:46: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up...48: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to the console Console severity Logging buffer size Logging history size Timestamps Synchronous logging Logging server Syslog server IP address Server facility Server severity Default Setting Enabled. Disabled. Disabled. Disabled. see Table 27-3 on page 27-9). 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch...
...; Text string containing detailed information about the event being reported. This example shows a partial switch system message: 00:00:46: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up...48: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to the console Console severity Logging buffer size Logging history size Timestamps Synchronous logging Logging server Syslog server IP address Server facility Server severity Default Setting Enabled. Disabled. Disabled. Disabled. see Table 27-3 on page 27-9). 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch...
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...Fragmented packet C is TCP and that are permitted will consume bandwidth on the IP subnet to fragments. (The information in the switch CLI commands, output, and CMS. Each ACE has a mask and a rule. Packets can use any combination or all fragments ... 4 fields: - Understanding ACLs Chapter 29 Configuring Network Security with Layer 3 or Layer 4 fields. 29-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Destination MAC address (Specify all 48 bits.) - However, the later fragments that the destination is 10.1.1.1.) • Packet B is from host ...
...Fragmented packet C is TCP and that are permitted will consume bandwidth on the IP subnet to fragments. (The information in the switch CLI commands, output, and CMS. Each ACE has a mask and a rule. Packets can use any combination or all fragments ... 4 fields: - Understanding ACLs Chapter 29 Configuring Network Security with Layer 3 or Layer 4 fields. 29-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Destination MAC address (Specify all 48 bits.) - However, the later fragments that the destination is 10.1.1.1.) • Packet B is from host ...
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...access list XNS extended access list AppleTalk access list 48-bit MAC address access list IPX standard access list IPX extended access list IPX SAP access list Extended 48-bit MAC address access list IPX summary address access...to numbered standard and extended ACLs, you can also create named standard and extended IP ACLs by the switch. The switch supports IP standard and IP extended access lists, numbers 1 to 199 and 1300 to 2699. The advantage... that you can delete individual entries from a named list. 29-8 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
...access list XNS extended access list AppleTalk access list 48-bit MAC address access list IPX standard access list IPX extended access list IPX SAP access list Extended 48-bit MAC address access list IPX summary address access...to numbered standard and extended ACLs, you can also create named standard and extended IP ACLs by the switch. The switch supports IP standard and IP extended access lists, numbers 1 to 199 and 1300 to 2699. The advantage... that you can delete individual entries from a named list. 29-8 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
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... bits to the destination. The number can be specified in three ways: • The 32-bit quantity in the configuration file. 29-12 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 For an explanation of this keyword, see a list of the supported 13 DSCP values (0, 8, 10, 16..., 18, 24, 26, 32, 34, 40, 46, 48, and 56), or use the keyword ip. copy running-config startup-config (Optional) Save your ...
... bits to the destination. The number can be specified in three ways: • The 32-bit quantity in the configuration file. 29-12 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 For an explanation of this keyword, see a list of the supported 13 DSCP values (0, 8, 10, 16..., 18, 24, 26, 32, 34, 40, 46, 48, and 56), or use the keyword ip. copy running-config startup-config (Optional) Save your ...