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...Works The following sections describe how multicasting works on IP multicast and IGMP, see RFC 1112. Note For more information on the Catalyst enterprise LAN switches. This chapter consists of IP multicast traffic. A CGMP/IGMP-capable IP multicast router..., refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. CGMP and IGMP software components run on the Catalyst enterprise LAN switches. 15 C H A P T E R Configuring Multicast Services This chapter describes how to configure multicast services, including Cisco Group Management Protocol (CGMP...
...Works The following sections describe how multicasting works on IP multicast and IGMP, see RFC 1112. Note For more information on the Catalyst enterprise LAN switches. This chapter consists of IP multicast traffic. A CGMP/IGMP-capable IP multicast router..., refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. CGMP and IGMP software components run on the Catalyst enterprise LAN switches. 15 C H A P T E R Configuring Multicast Services This chapter describes how to configure multicast services, including Cisco Group Management Protocol (CGMP...
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...RFC 1157 for a full description of the group. A message sent by either a community string or a user. SNMP enables network administrators to administration and security. The SNMP functionality on the Catalyst enterprise LAN switches for more information on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches... numbers (OIDs) are three versions of SNMP: • Version 1 (SNMPv1)-This is fully described in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. See the "Understanding How SNMPv1 and SNMPv2c Work" section on page 24-5 for each view. There...
...RFC 1157 for a full description of the group. A message sent by either a community string or a user. SNMP enables network administrators to administration and security. The SNMP functionality on the Catalyst enterprise LAN switches for more information on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches... numbers (OIDs) are three versions of SNMP: • Version 1 (SNMPv1)-This is fully described in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. See the "Understanding How SNMPv1 and SNMPv2c Work" section on page 24-5 for each view. There...
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... to the Message Processing Subsystem. In addition, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. An implementation of applications: • Command generators-Generate SNMP commands to collect or set pdus are five types... to received SNMP messages, generate notifications, receive notifications, and forward messages between SNMP entities. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-13 If required, the Security Subsystem checks the authentication code and performs decryption...
... to the Message Processing Subsystem. In addition, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. An implementation of applications: • Command generators-Generate SNMP commands to collect or set pdus are five types... to received SNMP messages, generate notifications, receive notifications, and forward messages between SNMP entities. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-13 If required, the Security Subsystem checks the authentication code and performs decryption...
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... these components of supervisor engine RAM) • The following RMON groups are defined in RFC 1757: - This chapter consists of the OSI model without requiring a dedicated monitoring probe or network analyzer. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-1 each additional bucket uses another 56 bytes) - Note...
... these components of supervisor engine RAM) • The following RMON groups are defined in RFC 1757: - This chapter consists of the OSI model without requiring a dedicated monitoring probe or network analyzer. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-1 each additional bucket uses another 56 bytes) - Note...
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...RMON is available only on an NMS that supports RFC 1757 and RFC 1513 (see the "Using CiscoWorks2000" section on page 24-17). however, CLI show commands provide similar information (refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). To enable RMON, perform this procedure... to enable RMON and how to verify that RMON is disabled by the supervisor engine software. 25-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Command set snmp rmon enable SNMP RMON support enabled.
...RMON is available only on an NMS that supports RFC 1757 and RFC 1513 (see the "Using CiscoWorks2000" section on page 24-17). however, CLI show commands provide similar information (refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). To enable RMON, perform this procedure... to enable RMON and how to verify that RMON is disabled by the supervisor engine software. 25-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Command set snmp rmon enable SNMP RMON support enabled.
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... MIB-I, or MIB-II statistic. RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for network management. RFC 2021 Displays a list of agent capabilities and configurations. A threshold set on critical RMON variables for later retrieval. RFC 1757 Generates SNMP traps when an Alarms...(19) engine Supported RMON and RMON2 MIB Objects Definition Source Counters for packets, octets, broadcasts, errors, etc. RFC 2021 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3
... MIB-I, or MIB-II statistic. RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for network management. RFC 2021 Displays a list of agent capabilities and configurations. A threshold set on critical RMON variables for later retrieval. RFC 1757 Generates SNMP traps when an Alarms...(19) engine Supported RMON and RMON2 MIB Objects Definition Source Counters for packets, octets, broadcasts, errors, etc. RFC 2021 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3
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...the client that authentication will continue and that a given TACACS+ configuration can enter privileged mode by RFC 1492. Chapter 30 Configuring Switch Access Using AAA Understanding How Authentication Works Understanding How Local User Authentication Works Local user authentication uses ...• Authenticates user information and notifies the client that authentication has either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 Once a local user is a User Datagram Protocol (UDP)-based access-...
...the client that authentication will continue and that a given TACACS+ configuration can enter privileged mode by RFC 1492. Chapter 30 Configuring Switch Access Using AAA Understanding How Authentication Works Understanding How Local User Authentication Works Local user authentication uses ...• Authenticates user information and notifies the client that authentication has either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 Once a local user is a User Datagram Protocol (UDP)-based access-...
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...Enable or disable TACACS+ authentication to determine whether a user has permission to access the switch • Enable or disable TACACS+ authentication to determine whether a user has permission to RFC 2138, "Remote Authentication Dial In User Service (RADIUS)." RADIUS uses UDP for server...RADIUS server timeout interval • Specify the RADIUS retransmit count • Specify the RADIUS server deadtime interval 30-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If you can do not configure a TACACS+ key, packets are...
...Enable or disable TACACS+ authentication to determine whether a user has permission to access the switch • Enable or disable TACACS+ authentication to determine whether a user has permission to RFC 2138, "Remote Authentication Dial In User Service (RADIUS)." RADIUS uses UDP for server...RADIUS server timeout interval • Specify the RADIUS retransmit count • Specify the RADIUS server deadtime interval 30-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If you can do not configure a TACACS+ key, packets are...
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...Type = 802 • [81] Tunnel-Private-Group-Id = VLAN NAME Attribute [64] must return the following three RFC 2868 attributes back to the authenticator (the Cisco switch to which the successfully authenticated 802.1x host should be put. Attribute [81] specifies the VLAN name in NVRAM-configured ... Disabled Enable 60 sec 30 sec 30 sec 30 sec 2 frames 3600 sec Disabled 0 seconds 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 31-7 Table 31-2 802.1x Authentication Default Configuration Feature 802.1x port control 802....
...Type = 802 • [81] Tunnel-Private-Group-Id = VLAN NAME Attribute [64] must return the following three RFC 2868 attributes back to the authenticator (the Cisco switch to which the successfully authenticated 802.1x host should be put. Attribute [81] specifies the VLAN name in NVRAM-configured ... Disabled Enable 60 sec 30 sec 30 sec 30 sec 2 frames 3600 sec Disabled 0 seconds 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 31-7 Table 31-2 802.1x Authentication Default Configuration Feature 802.1x port control 802....
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... NTP and set ntp server 172.20.52.65 key 879 NTP server 172.20.52.65 with key 879 added. 39-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 set ntp client enable Enable NTP authentication. When you enable the authentication feature, the... and the public set ntp server 172.20.52.65 NTP server 172.20.52.65 added. To configure authentication, perform this task in RFC 1305. Enable NTP client mode. Therefore, the authentication key must match the key on the client). show ntp Current time: Tue Jun 23...
... NTP and set ntp server 172.20.52.65 key 879 NTP server 172.20.52.65 with key 879 added. 39-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 set ntp client enable Enable NTP authentication. When you enable the authentication feature, the... and the public set ntp server 172.20.52.65 NTP server 172.20.52.65 added. To configure authentication, perform this task in RFC 1305. Enable NTP client mode. Therefore, the authentication key must match the key on the client). show ntp Current time: Tue Jun 23...