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... How Multicasting Works The following sections describe how multicasting works on the Catalyst enterprise LAN switches. CGMP and IGMP software components run on IP multicast and IGMP, see RFC 1112. Note For complete syntax and usage information for the commands used... in this chapter, refer to configure multicast services, including Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the Catalyst enterprise LAN switches...
... How Multicasting Works The following sections describe how multicasting works on the Catalyst enterprise LAN switches. CGMP and IGMP software components run on IP multicast and IGMP, see RFC 1112. Note For complete syntax and usage information for the commands used... in this chapter, refer to configure multicast services, including Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the Catalyst enterprise LAN switches...
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...the "Understanding SNMPv3" section on page 24-11 for more information on the Catalyst enterprise LAN switches for more information on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-3 Access rights indicate whether the object is ... Definition This second version of SNMP supports centralized and distributed network management strategies and includes improvements in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. Understanding How SNMP Works SNMP is the person on the local or remote device. See the...
...the "Understanding SNMPv3" section on page 24-11 for more information on the Catalyst enterprise LAN switches for more information on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-3 Access rights indicate whether the object is ... Definition This second version of SNMP supports centralized and distributed network management strategies and includes improvements in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. Understanding How SNMP Works SNMP is the person on the local or remote device. See the...
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...into the message header. Depending on the services required, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. An implementation of HMAC-MD5-96 and HMAC-SHA-96 as the possible authentication protocols and CBC-DES as the ... is passed 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 With VACM, you can control which users and which operations can generate SNMP messages...
...into the message header. Depending on the services required, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. An implementation of HMAC-MD5-96 and HMAC-SHA-96 as the possible authentication protocols and CBC-DES as the ... is passed 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 With VACM, you can control which users and which operations can generate SNMP messages...
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...• The following RMON2 groups are defined in RFC 1757: - This chapter consists of supervisor engine module RAM per port) - Statistics (RMON group 1) for Ethernet, Fast Ethernet, Fast EtherChannel, and Gigabit Ethernet switch ports (uses 140 bytes of these components of the...Engineering Task Force (IETF) standard monitoring specification that allows various network agents and console systems to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. each additional bucket uses another 56 bytes) - The supervisor engine software provides embedded support...
...• The following RMON2 groups are defined in RFC 1757: - This chapter consists of supervisor engine module RAM per port) - Statistics (RMON group 1) for Ethernet, Fast Ethernet, Fast EtherChannel, and Gigabit Ethernet switch ports (uses 140 bytes of these components of the...Engineering Task Force (IETF) standard monitoring specification that allows various network agents and console systems to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. each additional bucket uses another 56 bytes) - The supervisor engine software provides embedded support...
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... Console> (enable) set snmp rmon enable show snmp This example shows how to enable RMON and how to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). Enabling RMON Chapter 25 Configuring RMON Enabling RMON Note RMON is enabled. To enable RMON, perform this ... Step 1 Step 2 Task Enable RMON. You cannot access RMON data through the switch CLI; Supported RMON and RMON2 MIB Objects Table 25-1 lists the RMON and RMON2 MIB objects that supports RFC 1757 and RFC 1513 (see the "Using CiscoWorks2000" section on page 24-17). Console> (enable...
... Console> (enable) set snmp rmon enable show snmp This example shows how to enable RMON and how to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). Enabling RMON Chapter 25 Configuring RMON Enabling RMON Note RMON is enabled. To enable RMON, perform this ... Step 1 Step 2 Task Enable RMON. You cannot access RMON data through the switch CLI; Supported RMON and RMON2 MIB Objects Table 25-1 lists the RMON and RMON2 MIB objects that supports RFC 1757 and RFC 1513 (see the "Using CiscoWorks2000" section on page 24-17). Console> (enable...
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...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3 RFC 1757 Extends history beyond RMON1 link-layer statistics to include any RMON, RMON2, MIB-I, or MIB-II statistic. A threshold set on critical RMON variables for packets, octets, broadcasts, errors, etc. RFC...Supported RMON and RMON2 MIB Objects Definition Source Counters for network management. RFC 2021 Displays a list of agent capabilities and configurations. RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for later retrieval.
...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3 RFC 1757 Extends history beyond RMON1 link-layer statistics to include any RMON, RMON2, MIB-I, or MIB-II statistic. A threshold set on critical RMON variables for packets, octets, broadcasts, errors, etc. RFC...Supported RMON and RMON2 MIB Objects Definition Source Counters for network management. RFC 2021 Displays a list of agent capabilities and configurations. RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for later retrieval.
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... (UDP)-based access-control protocol that you are running a CiscoView image or are 0 or 15. Chapter 30 Configuring Switch Access Using AAA Understanding How Authentication Works Understanding How Local User Authentication Works Local user authentication uses local user accounts and ...passwords that is specified by RFC 1492. Before you can enter privileged mode by either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 You configure each local user....
... (UDP)-based access-control protocol that you are running a CiscoView image or are 0 or 15. Chapter 30 Configuring Switch Access Using AAA Understanding How Authentication Works Understanding How Local User Authentication Works Local user authentication uses local user accounts and ...passwords that is specified by RFC 1492. Before you can enter privileged mode by either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 You configure each local user....
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...Specify the 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 Note For more RADIUS servers. If you do not configure a RADIUS key,...on the client, it must be the same as the one or more RADIUS servers. The NAS permits or denies network access to RFC 2138, "Remote Authentication Dial In User Service (RADIUS)." The key itself is used to a network device. RADIUS uses UDP for ...
...Specify the 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 Note For more RADIUS servers. If you do not configure a RADIUS key,...on the client, it must be the same as the one or more RADIUS servers. The NAS permits or denies network access to RFC 2138, "Remote Authentication Dial In User Service (RADIUS)." The key itself is used to a network device. RADIUS uses UDP for ...
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...Authorized 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 Attribute [65] must specify the VLAN by its name and not by its ... = 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. Authentication Default Configuration Table 31-2 shows the default configuration...
...Authorized 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 Attribute [65] must specify the VLAN by its name and not by its ... = 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. Authentication Default Configuration Table 31-2 shows the default configuration...
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...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. set ntp client enable Enable NTP authentication. Therefore, the authentication key must be trusted or untrusted. show ntp Current time: ...Console> (enable) 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 Each authentication key is 0 hours Summertime: '', disabled Last NTP update: Tue Jun 23...
...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. set ntp client enable Enable NTP authentication. Therefore, the authentication key must be trusted or untrusted. show ntp Current time: ...Console> (enable) 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 Each authentication key is 0 hours Summertime: '', disabled Last NTP update: Tue Jun 23...