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... 14-3 Software Requirements 14-4 QoS Default Configuration 14-4 Configuring QoS on the Switch 14-4 Enabling QoS Globally 14-5 Configuring the Default CoS Value for the Switch 14-5 Reverting to the Default Switch CoS Value 14-5 Mapping CoS... Values to Transmit Queues and Drop Thresholds 14-6 Reverting to the Default CoS-to-Transmit Queue and Drop Threshold Mapping 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... 14-3 Software Requirements 14-4 QoS Default Configuration 14-4 Configuring QoS on the Switch 14-4 Enabling QoS Globally 14-5 Configuring the Default CoS Value for the Switch 14-5 Reverting to the Default Switch CoS Value 14-5 Mapping CoS... Values to Transmit Queues and Drop Thresholds 14-6 Reverting to the Default CoS-to-Transmit Queue and Drop Threshold Mapping 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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Contents 15 C H A P T E R Displaying QoS Information 14-7 Reverting to QoS Defaults 14-7 Disabling QoS 14-7 Configuring Multicast Services 15-1 Understanding How Multicasting Works 15-1 Understanding Multicasting and Multicast Services Operation 15-1 Joining a Multicast Group 15-2 Leaving a Multicast Group 15-2 ... Multicast Router Ports and Group Entries 15-15 Specifying Multicast Router Ports 15-16 Configuring Multicast Groups 15-16 Disabling Multicast Router Ports 15-17 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xii 78-15486-01
Contents 15 C H A P T E R Displaying QoS Information 14-7 Reverting to QoS Defaults 14-7 Disabling QoS 14-7 Configuring Multicast Services 15-1 Understanding How Multicasting Works 15-1 Understanding Multicasting and Multicast Services Operation 15-1 Joining a Multicast Group 15-2 Leaving a Multicast Group 15-2 ... Multicast Router Ports and Group Entries 15-15 Specifying Multicast Router Ports 15-16 Configuring Multicast Groups 15-16 Disabling Multicast Router Ports 15-17 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xii 78-15486-01
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... switch. Configuring the IP Permit List Describes how to configure quality of service (QoS). xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Configuring GVRP Describes how to configure port security on the switch....Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. Configuring Multicast Services Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring CDP Describes how to configure Cisco Group Management Protocol (CGMP),...
... switch. Configuring the IP Permit List Describes how to configure quality of service (QoS). xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Configuring GVRP Describes how to configure port security on the switch....Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. Configuring Multicast Services Describes how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring CDP Describes how to configure Cisco Group Management Protocol (CGMP),...
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...: • An EtherChannel will not form with the set differently on the ports. • Cisco Discovery Protocol (CDP) runs on the physical port even after the port is enabled. Note With... mode for both PAgP and LACP to off. If the allowed range of service (QoS) configurations. • An EtherChannel will not form with ports that have unexpected results.... VLANs is preserved even if it to spanning tree as an individual port. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 All ports are pulled down...
...: • An EtherChannel will not form with the set differently on the ports. • Cisco Discovery Protocol (CDP) runs on the physical port even after the port is enabled. Note With... mode for both PAgP and LACP to off. If the allowed range of service (QoS) configurations. • An EtherChannel will not form with ports that have unexpected results.... VLANs is preserved even if it to spanning tree as an individual port. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 All ports are pulled down...
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...gvrp | qos] show channel group [admin_group] info [spantree | trunk | protocol | gmrp | gvrp | qos] show channel [channel_id] info [spantree | trunk | protocol | gmrp | gvrp | qos] This example shows how to auto. Console> (enable) show port channel info Switch Frame ... not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Display EtherChannel configuration information by EtherChannel ID. Configuring EtherChannel...
...gvrp | qos] show channel group [admin_group] info [spantree | trunk | protocol | gmrp | gvrp | qos] show channel [channel_id] info [spantree | trunk | protocol | gmrp | gvrp | qos] This example shows how to auto. Console> (enable) show port channel info Switch Frame ... not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Display EtherChannel configuration information by EtherChannel ID. Configuring EtherChannel...
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... disabled 3/6 enabled normal disabled Port GVRP GVRP GVRP status registration applicant 3/5 disabled normal normal 3/6 disabled normal normal Port Qos-Tx Qos-Rx Qos-Trust Qos-DefCos 3/5 - - untrusted 0 3/6 - - Command show channel [channel_id] mac This example shows how to display ... Channel Dely-Exced MTU-Exced In-Discard Lrn-Discrd In-Lost Out-Lost 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-11 untrusted 0 Console> (enable) Displaying EtherChannel Traffic Statistics To...
... disabled 3/6 enabled normal disabled Port GVRP GVRP GVRP status registration applicant 3/5 disabled normal normal 3/6 disabled normal normal Port Qos-Tx Qos-Rx Qos-Trust Qos-DefCos 3/5 - - untrusted 0 3/6 - - Command show channel [channel_id] mac This example shows how to display ... Channel Dely-Exced MTU-Exced In-Discard Lrn-Discrd In-Lost Out-Lost 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-11 untrusted 0 Console> (enable) Displaying EtherChannel Traffic Statistics To...
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... network traffic, prioritizes it according to frames at the Ingress Port, page 14-3 • Understanding Scheduling, page 14-3 QoS Overview Typically, networks operate on Catalyst enterprise LAN switches. QoS classifies traffic by assigning priority-indexed 802.1p class of service (CoS) values to its relative importance, and provides priority-indexed treatment through congestion-avoidance...
... network traffic, prioritizes it according to frames at the Ingress Port, page 14-3 • Understanding Scheduling, page 14-3 QoS Overview Typically, networks operate on Catalyst enterprise LAN switches. QoS classifies traffic by assigning priority-indexed 802.1p class of service (CoS) values to its relative importance, and provides priority-indexed treatment through congestion-avoidance...
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... between 0 (low priority) and 7 (high priority). • Classification is used in the three most significant bits (the User Priority bits). Understanding How QoS Works Chapter 14 Configuring QoS QoS implements scheduling on supported egress ports with QoS Enabled-Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Frame enters switch Incoming No 802.1Q frame? Figure 14-1 shows how...
... between 0 (low priority) and 7 (high priority). • Classification is used in the three most significant bits (the User Priority bits). Understanding How QoS Works Chapter 14 Configuring QoS QoS implements scheduling on supported egress ports with QoS Enabled-Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Frame enters switch Incoming No 802.1Q frame? Figure 14-1 shows how...
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... the transmit queues to schedule transmission of network traffic from the switch through a supported ingress port, QoS accepts the User Priority bits as the CoS value. You cannot mark traffic on page 14-6. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-3 You can mark or drop traffic. Chapter...
... the transmit queues to schedule transmission of network traffic from the switch through a supported ingress port, QoS accepts the User Priority bits as the CoS value. You cannot mark traffic on page 14-6. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 14-3 You can mark or drop traffic. Chapter...
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... value-to-drop threshold mapping CoS value-to QoS Defaults, page 14-7 • Disabling QoS, page 14-7 Note Because entering some QoS commands disables and then reenables ports (which can cause spanning tree topology changes), enter QoS commands only when necessary. 14-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Use...
... value-to-drop threshold mapping CoS value-to QoS Defaults, page 14-7 • Disabling QoS, page 14-7 Note Because entering some QoS commands disables and then reenables ports (which can cause spanning tree topology changes), enter QoS commands only when necessary. 14-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Use...
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... configuration: Console> (enable) set qos defaultcos 7 qos defaultcos set qos enable QoS is zero. Command clear qos defaultcos show qos info [runtime | config] This example shows how to set CoS equal to 7 in all unclassified frames that the default CoS value was restored. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release...
... configuration: Console> (enable) set qos defaultcos 7 qos defaultcos set qos enable QoS is zero. Command clear qos defaultcos show qos info [runtime | config] This example shows how to set CoS equal to 7 in all unclassified frames that the default CoS value was restored. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release...
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...queue number. To revert to default CoS-to determine the port_type for the specified queue. Console> (enable) 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Enter the show port capabilities command to -transmit queue and drop threshold ...the default CoS-to the default values on 2q1t ports: Console> (enable) clear qos map 2q1t Qos map setting cleared. The q# is the drop threshold number for your hardware. Command set qos map port_type q# threshold# cos cos_list This example shows how to map CoS values...
...queue number. To revert to default CoS-to determine the port_type for the specified queue. Console> (enable) 14-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Enter the show port capabilities command to -transmit queue and drop threshold ...the default CoS-to the default values on 2q1t ports: Console> (enable) clear qos map 2q1t Qos map setting cleared. The q# is the drop threshold number for your hardware. Command set qos map port_type q# threshold# cos cos_list This example shows how to map CoS values...
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... to QoS Defaults To revert to QoS defaults, perform this task: Task Display QoS information. Disabling QoS To disable QoS, perform this task in privileged mode: Tas Disable QoS on the Switch Displaying QoS Information To display QoS information, perform this task in NVRAM: QoS is disabled by default. Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
... to QoS Defaults To revert to QoS defaults, perform this task: Task Display QoS information. Disabling QoS To disable QoS, perform this task in privileged mode: Tas Disable QoS on the Switch Displaying QoS Information To display QoS information, perform this task in NVRAM: QoS is disabled by default. Command set qos disable 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software...
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Configuring QoS on the Switch This example shows how to disable QoS: Console> (enable) set qos disable QoS is disabled. Console> (enable) Chapter 14 Configuring QoS 14-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
Configuring QoS on the Switch This example shows how to disable QoS: Console> (enable) set qos disable QoS is disabled. Console> (enable) Chapter 14 Configuring QoS 14-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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...Duplex half,full Trunk encap type 802.1Q Trunk mode on ,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 20-5 This example shows you how to display the port capabilities for ports on module ...Trunk mode on ,off ,desirable,auto,nonegotiate Channel 2/1-48 Flow control no Security yes Membership static,dynamic Fast start yes QOS scheduling rx-(none),tx-(2q1t) CoS rewrite no ToS rewrite no Rewrite no UDLD yes Inline power no AuxiliaryVlan 1..1000,...
...Duplex half,full Trunk encap type 802.1Q Trunk mode on ,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 20-5 This example shows you how to display the port capabilities for ports on module ...Trunk mode on ,off ,desirable,auto,nonegotiate Channel 2/1-48 Flow control no Security yes Membership static,dynamic Fast start yes QOS scheduling rx-(none),tx-(2q1t) CoS rewrite no ToS rewrite no Rewrite no UDLD yes Inline power no AuxiliaryVlan 1..1000,...
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... (enable) telnet labsparc Trying 172.16.10.3... Using Telnet Chapter 20 Checking Status and Connectivity Flow control Security Membership Fast start QOS scheduling CoS rewrite ToS rewrite Rewrite UDLD Inline power AuxiliaryVlan SPAN Console> (enable) no yes static,dynamic yes rx-(none),tx-(...value of minutes after which an idle session is '^]'. To open a Telnet session from being disconnected automatically). 20-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Up to labsparc. Escape character is disconnected.
... (enable) telnet labsparc Trying 172.16.10.3... Using Telnet Chapter 20 Checking Status and Connectivity Flow control Security Membership Fast start QOS scheduling CoS rewrite ToS rewrite Rewrite UDLD Inline power AuxiliaryVlan SPAN Console> (enable) no yes static,dynamic yes rx-(none),tx-(...value of minutes after which an idle session is '^]'. To open a Telnet session from being disconnected automatically). 20-6 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Up to labsparc. Escape character is disconnected.
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...Facility Name cdp dtp drip dvlan earl fddi filesys gvrp ip kernel mgmt mcast pagp protfilt pruning qos radius rmon security snmp spantree sys tac tcp telnet tftp udld vmps vtp Definition Cisco Discovery Protocol Dynamic Trunking Protocol Dual Ring Protocol Dynamic VLAN Enhanced Address Recognition Logic Fiber Distributed ... protocol in the TCP/IP protocol stack Trivial File Transfer Protocol UniDirectional Link Detection VLAN Membership Policy Server VLAN Trunking Protocol 37-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
...Facility Name cdp dtp drip dvlan earl fddi filesys gvrp ip kernel mgmt mcast pagp protfilt pruning qos radius rmon security snmp spantree sys tac tcp telnet tftp udld vmps vtp Definition Cisco Discovery Protocol Dynamic Trunking Protocol Dual Ring Protocol Dynamic VLAN Enhanced Address Recognition Logic Fiber Distributed ... protocol in the TCP/IP protocol stack Trivial File Transfer Protocol UniDirectional Link Detection VLAN Membership Policy Server VLAN Trunking Protocol 37-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01
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Appendix A Acronyms O OAM OOB OSI OTP P PAgP PAM PCM PCMCIA PCR PDU PHY PIM PLCP PLIM PPP PVC Q QoS R RADIUS RAS RCD Operation, Administration, and Maintenance out-of-band Open System Interconnection One-Time-Password Port Aggregation Protocol port adapter module pulse code modulation ... virtual circuit (or permanent virtual connection in ATM terminology) quality of service Remote Authentication Dial-In User Service row address strobe RAS-to-CAS delay Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-6 78-15486-01
Appendix A Acronyms O OAM OOB OSI OTP P PAgP PAM PCM PCMCIA PCR PDU PHY PIM PLCP PLIM PPP PVC Q QoS R RADIUS RAS RCD Operation, Administration, and Maintenance out-of-band Open System Interconnection One-Time-Password Port Aggregation Protocol port adapter module pulse code modulation ... virtual circuit (or permanent virtual connection in ATM terminology) quality of service Remote Authentication Dial-In User Service row address strobe RAS-to-CAS delay Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 A-6 78-15486-01
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... 6-9 port VLAN priority configuring 7-27 power, inline 28-11, 29-3 power budget setting 28-16 power management Catalyst 4500 series 28-1, 28-6 Catalyst 4500 series power supplies 28-4 combined mode 28-2 configuring combined mode 28-3 configuring redundant mode 28-3 redundancy 28... port VLAN cost 7-26 Q QoS CoS mapping drop thresholds 14-6 reverting to port default 14-5 transmitting drop thresholds 14-3 values 14-2 default configuration 14-4 disabling 14-7 displaying information 14-7 IN-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
... 6-9 port VLAN priority configuring 7-27 power, inline 28-11, 29-3 power budget setting 28-16 power management Catalyst 4500 series 28-1, 28-6 Catalyst 4500 series power supplies 28-4 combined mode 28-2 configuring combined mode 28-3 configuring redundant mode 28-3 redundancy 28... port VLAN cost 7-26 Q QoS CoS mapping drop thresholds 14-6 reverting to port default 14-5 transmitting drop thresholds 14-3 values 14-2 default configuration 14-4 disabling 14-7 displaying information 14-7 IN-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
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...14-5 frame classification 14-3 labels 14-2 overview 14-1 reverting to defaults 14-7 traffic flow (figure) 14-2 transmit queue overview 14-3 quality of service See QoS R RADIUS configuration guidelines 30-50 overview 30-48, 30-50 RADIUS accounting accounting events 30-48 creating accounting records 30-48 disabling 30-52 enabling... restrictions IGMP traffic filtering 15-18 Reverse Address Resolution Protocol See RARP RMON enabling 25-2 overview 25-1 supported MIB objects 25-2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 IN-13
...14-5 frame classification 14-3 labels 14-2 overview 14-1 reverting to defaults 14-7 traffic flow (figure) 14-2 transmit queue overview 14-3 quality of service See QoS R RADIUS configuration guidelines 30-50 overview 30-48, 30-50 RADIUS accounting accounting events 30-48 creating accounting records 30-48 disabling 30-52 enabling... restrictions IGMP traffic filtering 15-18 Reverse Address Resolution Protocol See RARP RMON enabling 25-2 overview 25-1 supported MIB objects 25-2 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 IN-13