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... Example 29-25 Commented IP ACL Entry Examples 29-25 Configuring QoS 30-1 Understanding QoS 30-2 Basic QoS Model 30-4 Classification 30-5 Classification Based on QoS ACLs 30-5 Classification Based on Class Maps and Policy Maps 30-6 Policing and Marking 30-7 Mapping Tables 30-8 Contents 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxiii
... Example 29-25 Commented IP ACL Entry Examples 29-25 Configuring QoS 30-1 Understanding QoS 30-2 Basic QoS Model 30-4 Classification 30-5 Classification Based on QoS ACLs 30-5 Classification Based on Class Maps and Policy Maps 30-6 Policing and Marking 30-7 Mapping Tables 30-8 Contents 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxiii
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... Upgrading from a Previous Software Release 30-14 Enabling Auto-QoS for VoIP 30-14 Displaying Auto-QoS Information 30-15 Auto-QoS Configuration Example 30-16 Configuring Standard QoS 30-18 Default Standard QoS Configuration 30-18 Configuration Guidelines 30-19 Configuring Classification Using... WRR Priority 30-38 Displaying Standard QoS Information 30-39 Standard QoS Configuration Examples 30-39 QoS Configuration for the Existing Wiring Closet 30-40 QoS Configuration for the Intelligent Wiring Closet 30-41 xxiv Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
... Upgrading from a Previous Software Release 30-14 Enabling Auto-QoS for VoIP 30-14 Displaying Auto-QoS Information 30-15 Auto-QoS Configuration Example 30-16 Configuring Standard QoS 30-18 Default Standard QoS Configuration 30-18 Configuration Guidelines 30-19 Configuring Classification Using... WRR Priority 30-38 Displaying Standard QoS Information 30-39 Standard QoS Configuration Examples 30-39 QoS Configuration for the Existing Wiring Closet 30-40 QoS Configuration for the Intelligent Wiring Closet 30-41 xxiv Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
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...-20 Enabling All-System Diagnostics 32-20 Redirecting Debug and Error Message Output 32-21 Using the debug auto qos Command 32-21 Using the show controllers Commands 32-22 Using the crashinfo File 32-23 A A P ... Supported MIBs A-1 MIB List A-1 Using FTP to Access the MIB Files A-3 B A P P E N D I X Working with the Cisco IOS File System, Configuration Files, and Software Images B-1 Working with the Flash File System B-1 Displaying Available File Systems B-2 Setting the Default File System... Using TFTP B-12 xxvi Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
...-20 Enabling All-System Diagnostics 32-20 Redirecting Debug and Error Message Output 32-21 Using the debug auto qos Command 32-21 Using the show controllers Commands 32-22 Using the crashinfo File 32-23 A A P ... Supported MIBs A-1 MIB List A-1 Using FTP to Access the MIB Files A-3 B A P P E N D I X Working with the Cisco IOS File System, Configuration Files, and Software Images B-1 Working with the Flash File System B-1 Displaying Available File Systems B-2 Setting the Default File System... Using TFTP B-12 xxvi Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10
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... experience working with the Cisco IOS and be familiar with other documents for this release. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxix The switch has facilities to process alarms related to as the switches. For CMS field-level...requirements and the procedures for the networking professional managing the Catalyst 2950 and 2955 switches, hereafter referred to the temperature, power supply conditions, and status of service (QoS) features, extended-range VLANs, Remote Switched Port Analyzer (RSPAN), and unicast MAC address filtering. For...
... experience working with the Cisco IOS and be familiar with other documents for this release. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxix The switch has facilities to process alarms related to as the switches. For CMS field-level...requirements and the procedures for the networking professional managing the Catalyst 2950 and 2955 switches, hereafter referred to the temperature, power supply conditions, and status of service (QoS) features, extended-range VLANs, Remote Switched Port Analyzer (RSPAN), and unicast MAC address filtering. For...
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... • Standard and extended IP access control lists (ACLs) for classification and preferential treatment of a Cisco IP Phone, trust the CoS value received, and ensure port security. If the IP phone is available...switch ports. Support for IEEE 802.1p CoS scheduling for defining security policies (available only with the EI) Quality of Service and Class of Service • Automatic QoS (auto-QoS) to simplify the deployment of existing QoS...strict priority and weighted round-robin (WRR) CoS policies Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-6 78-11380-10
... • Standard and extended IP access control lists (ACLs) for classification and preferential treatment of a Cisco IP Phone, trust the CoS value received, and ensure port security. If the IP phone is available...switch ports. Support for IEEE 802.1p CoS scheduling for defining security policies (available only with the EI) Quality of Service and Class of Service • Automatic QoS (auto-QoS) to simplify the deployment of existing QoS...strict priority and weighted round-robin (WRR) CoS policies Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-6 78-11380-10
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...-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-9 Inventory and statistic reporting and link and switch-level monitoring and troubleshooting - The system, redundant power system (RPS), and port LED colors on the images are some examples of service (QoS) configurations - You can use Cisco switch clustering technology to manage up to 16 interconnected and supported Catalyst switches through...
...-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-9 Inventory and statistic reporting and link and switch-level monitoring and troubleshooting - The system, redundant power system (RPS), and port LED colors on the images are some examples of service (QoS) configurations - You can use Cisco switch clustering technology to manage up to 16 interconnected and supported Catalyst switches through...
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...Gbps connection to network resources in the stack fails, connect the bottom switch to the top switch to prioritize applications such as the Catalyst 3550-12G switch. A growing demand for IP telephony • Use QoS to create a GigaStack loopback, and enable cross-stack UplinkFast on the... port to prioritize voice and data traffic as a switch cluster to manage them through a single IP address. • High-performance workgroup-For users who require high-speed access to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through GigaStack GBIC connections.
...Gbps connection to network resources in the stack fails, connect the bottom switch to the top switch to prioritize applications such as the Catalyst 3550-12G switch. A growing demand for IP telephony • Use QoS to create a GigaStack loopback, and enable cross-stack UplinkFast on the... port to prioritize voice and data traffic as a switch cluster to manage them through a single IP address. • High-performance workgroup-For users who require high-speed access to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through GigaStack GBIC connections.
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...a single cluster. These multiservice switch ports automatically detect any switch port connected to Cisco IP Phones, 802.1p or 802.1Q QoS gives forwarding priority to the Catalyst 3550-24PWR switches receive power from all the Catalyst switches except the Catalyst 4908G-L3 switch. IP phones not connected to...routing and allows the router to the 10/100 ports on the Catalyst 2950 switches. You can place, receive, and control calls from a server, connect the server to a single device, such as a Gigabit switch, that do not require Gigabit performance from their PCs. Network ...
...a single cluster. These multiservice switch ports automatically detect any switch port connected to Cisco IP Phones, 802.1p or 802.1Q QoS gives forwarding priority to the Catalyst 3550-24PWR switches receive power from all the Catalyst switches except the Catalyst 4908G-L3 switch. IP phones not connected to...routing and allows the router to the 10/100 ports on the Catalyst 2950 switches. You can place, receive, and control calls from a server, connect the server to a single device, such as a Gigabit switch, that do not require Gigabit performance from their PCs. Network ...
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...port can enable or disable fiber-optic or copper (10/100/1000) connections. You can receive pause frames. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 11-13 Note We strongly recommend that is required to stop sending until the condition clears. Flow control can ...point-to-point links, and asymmetric is suitable for hub-to-end node connections, where it can be implemented in the "Default Standard QoS Configuration" section on page 30-18. Configuring IEEE 802.3z Flow Control on Gigabit Ethernet Ports Flow control is supported only on , ...
...port can enable or disable fiber-optic or copper (10/100/1000) connections. You can receive pause frames. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 11-13 Note We strongly recommend that is required to stop sending until the condition clears. Flow control can ...point-to-point links, and asymmetric is suitable for hub-to-end node connections, where it can be implemented in the "Default Standard QoS Configuration" section on page 30-18. Configuring IEEE 802.3z Flow Control on Gigabit Ethernet Ports Flow control is supported only on , ...
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...Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 19-1 The ports provide dedicated connections to these sections: • Understanding Voice VLAN, page 19-1 • Configuring Voice VLAN, page 19-2 • Displaying Voice VLAN, page 19-6 Understanding Voice VLAN The voice VLAN feature enables access ports to a Cisco...VoIP) device. • Port 2 is unevenly sent, the switch supports quality of service (QoS) based on QoS, see Chapter 30, "Configuring QoS." This chapter consists of service (CoS). The switch can deteriorate if the data is an internal 10/100 interface ...
...Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 19-1 The ports provide dedicated connections to these sections: • Understanding Voice VLAN, page 19-1 • Configuring Voice VLAN, page 19-2 • Displaying Voice VLAN, page 19-6 Understanding Voice VLAN The voice VLAN feature enables access ports to a Cisco...VoIP) device. • Port 2 is unevenly sent, the switch supports quality of service (QoS) based on QoS, see Chapter 30, "Configuring QoS." This chapter consists of service (CoS). The switch can deteriorate if the data is an internal 10/100 interface ...
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...a SPAN session does not become active unless you can monitor a range of QoS, the modified packet might also affect the duplicated copy for that are modified because of quality of service (QoS)-for example, modified Differentiated Services Code Point (DSCP)-are modified because of egress... interfere with the normal operation of a destination port with modification for both received and sent packets. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 25-3 Some features that are copied with source ports. You can configure SPAN sessions on until the...
...a SPAN session does not become active unless you can monitor a range of QoS, the modified packet might also affect the duplicated copy for that are modified because of quality of service (QoS)-for example, modified Differentiated Services Code Point (DSCP)-are modified because of egress... interfere with the normal operation of a destination port with modification for both received and sent packets. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 25-3 Some features that are copied with source ports. You can configure SPAN sessions on until the...
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... that session. • Each RSPAN destination session has one local SPAN session or multiple RSPAN sessions on the same switch. 25-6 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 If the port is the only port in VLAN membership or trunk settings for a...a SPAN source, destination, or reflector port, it is added to the SPAN destination port. The number of monitored ports. • QoS-For ingress monitoring, the packets sent to the SPAN destination port might not be different from SPAN. Understanding SPAN and RSPAN Chapter 25 ...
... that session. • Each RSPAN destination session has one local SPAN session or multiple RSPAN sessions on the same switch. 25-6 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 If the port is the only port in VLAN membership or trunk settings for a...a SPAN source, destination, or reflector port, it is added to the SPAN destination port. The number of monitored ports. • QoS-For ingress monitoring, the packets sent to the SPAN destination port might not be different from SPAN. Understanding SPAN and RSPAN Chapter 25 ...
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...Only one ACL with these masks can be configured on the switches. For more information about error messages, see the system message guide for this release. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 29-5 You can configure as many ACLs as... a combined total of user-defined masks for security and QoS allowed on . Table 29-1 Summary of ACL Restrictions Restriction Number of user-defined masks allowed in the command reference for this release. This means that are defined by QoS and security. All other Cisco Catalyst switches.
...Only one ACL with these masks can be configured on the switches. For more information about error messages, see the system message guide for this release. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 29-5 You can configure as many ACLs as... a combined total of user-defined masks for security and QoS allowed on . Table 29-1 Summary of ACL Restrictions Restriction Number of user-defined masks allowed in the command reference for this release. This means that are defined by QoS and security. All other Cisco Catalyst switches.
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...Inbound and outbound rate limiting (except with ACLs Configuring ACLs Unsupported Features The switch does not support these Cisco IOS router ACL-related features: • Non-IP protocol ACLs (see...them. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 29-7 If no conditions match, the switch denies the packet. The switch tests packets against the ...determines whether the switch accepts or rejects the packet. The next sections describe access lists and the steps for matching operations. Chapter 29 Configuring Network Security with QoS ACLs) •...
...Inbound and outbound rate limiting (except with ACLs Configuring ACLs Unsupported Features The switch does not support these Cisco IOS router ACL-related features: • Non-IP protocol ACLs (see...them. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 29-7 If no conditions match, the switch denies the packet. The switch tests packets against the ...determines whether the switch accepts or rejects the packet. The next sections describe access lists and the steps for matching operations. Chapter 29 Configuring Network Security with QoS ACLs) •...
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...software image (SI) installed on your switch, you can configure. The switch supports some of the features. Without QoS, the Catalyst 2950 or Catalyst 2955 switch offers best-effort service to configure quality of service (QoS) by using automatic-QoS (auto-QoS) commands or by using the Cluster Management...www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fqos_c/fqcprt8/qcfmdcli.ht m#89799 QoS can be configured either by using CMS, see Chapter 4, "Getting Started with CMS." 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-1 With QoS, ...
...software image (SI) installed on your switch, you can configure. The switch supports some of the features. Without QoS, the Catalyst 2950 or Catalyst 2955 switch offers best-effort service to configure quality of service (QoS) by using automatic-QoS (auto-QoS) commands or by using the Cluster Management...www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fqos_c/fqcprt8/qcfmdcli.ht m#89799 QoS can be configured either by using CMS, see Chapter 4, "Getting Started with CMS." 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-1 With QoS, ...
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..., all traffic is carried in the Layer 2 frame. The classification is in 802.1Q frames except for high priority. 30-2 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Refer to the priority data wizard online help for procedures about using this wizard. • Video...originates from the deprecated IP type-of being dropped. This architecture specifies that carries the class of these wizards to configure QoS only if your switch is classified upon entry into the network. On interfaces configured as Layer 2 802.1Q trunks, all traffic has an ...
..., all traffic is carried in the Layer 2 frame. The classification is in 802.1Q frames except for high priority. 30-2 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Refer to the priority data wizard online help for procedures about using this wizard. • Video...originates from the deprecated IP type-of being dropped. This architecture specifies that carries the class of these wizards to configure QoS only if your switch is classified upon entry into the network. On interfaces configured as Layer 2 802.1Q trunks, all traffic has an ...
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...device when handling traffic in Layer 3 packets Layer 3 IP packets can be a simple or complex task and depends on the QoS features offered by switches or routers along the way, based on the class information to give the same forwarding treatment to packets with the same class ...of control that the core switches and routers are 0, 8, 10, 16, 18, 24, 26, 32, 34, 40, 46, 48, and 56. Switches and routers along a path have a consistent per-hop behavior, you need over incoming and outgoing traffic. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-3 The...
...device when handling traffic in Layer 3 packets Layer 3 IP packets can be a simple or complex task and depends on the QoS features offered by switches or routers along the way, based on the class information to give the same forwarding treatment to packets with the same class ...of control that the core switches and routers are 0, 8, 10, 16, 18, 24, 26, 32, 34, 40, 46, 48, and 56. Switches and routers along a path have a consistent per-hop behavior, you need over incoming and outgoing traffic. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-3 The...
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... to be taken when a packet is out of profile according to the configured weights. 60979 30-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Understanding QoS Chapter 30 Configuring QoS Basic QoS Model Figure 30-2 shows the basic QoS model. Actions at the egress interface include queueing and scheduling: • Queueing evaluates the CoS...
... to be taken when a packet is out of profile according to the configured weights. 60979 30-4 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Understanding QoS Chapter 30 Configuring QoS Basic QoS Model Figure 30-2 shows the basic QoS model. Actions at the egress interface include queueing and scheduling: • Queueing evaluates the CoS...
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... use IP standard, IP extended, and Layer 2 MAC access control lists (ACLs) to define a group of packets with a permit action, and QoS processing begins. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-5 For non-IP traffic, you want to use to classify incoming traffic. The IETF defines the 6 most -significant...
... use IP standard, IP extended, and Layer 2 MAC access control lists (ACLs) to define a group of packets with a permit action, and QoS processing begins. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 30-5 For non-IP traffic, you want to use to classify incoming traffic. The IETF defines the 6 most -significant...
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... a policy map. In this mode, you enter this mode, you enter the class-map global configuration command, the switch enters the class-map configuration mode. For more information about ACL restrictions, see the "Understanding Access Control Parameters" section ..."Policing and Marking" section on the switch. • System-defined masks are exceeded. Understanding QoS Chapter 30 Configuring QoS • Configuration of a deny action is not supported in QoS ACLs on page 30-7. 30-6 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 A ...
... a policy map. In this mode, you enter this mode, you enter the class-map global configuration command, the switch enters the class-map configuration mode. For more information about ACL restrictions, see the "Understanding Access Control Parameters" section ..."Policing and Marking" section on the switch. • System-defined masks are exceeded. Understanding QoS Chapter 30 Configuring QoS • Configuration of a deny action is not supported in QoS ACLs on page 30-7. 30-6 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 A ...