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... configure multicast services, including Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on IP multicast and IGMP, see RFC 1112. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release...
... configure multicast services, including Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on IP multicast and IGMP, see RFC 1112. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release...
Software Guide
Page 371
...users of Management Information (SMI), protocol operations, management architecture, and security. A copy of SNMP, described in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. The user is the initial implementation of functionality. SNMP enables network administrators to administration and security. Users... of SNMP: • Version 1 (SNMPv1)-This is the person on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-3 See the "Understanding SNMPv3" section on page 24-11 for more information on the...
...users of Management Information (SMI), protocol operations, management architecture, and security. A copy of SNMP, described in RFC 2571, RFC 2572, RFC 2573, RFC 2574, and RFC 2575. The user is the initial implementation of functionality. SNMP enables network administrators to administration and security. Users... of SNMP: • Version 1 (SNMPv1)-This is the person on SNMPv3. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 24-3 See the "Understanding SNMPv3" section on page 24-11 for more information on the...
Software Guide
Page 381
...privacy protocol. Depending on the services required, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. The processed message is straightforward. Currently, one or more distinct security models. An implementation of the ...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...
...privacy protocol. Depending on the services required, the Security Subsystem may encrypt the enclosed PDU and some fields in RFC 2274. The processed message is straightforward. Currently, one or more distinct security models. An implementation of the ...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...
Software Guide
Page 387
...; The following RMON2 groups are defined in RFC 1757: - The supervisor engine software provides embedded support for Ethernet, Fast Ethernet, Fast EtherChannel, and Gigabit Ethernet switch ports (uses 3 KB of the RMON specification (see the "Supported RMON and RMON2 MIB Objects" section on the Catalyst enterprise LAN switches. History (RMON group 2) for these sections...
...; The following RMON2 groups are defined in RFC 1757: - The supervisor engine software provides embedded support for Ethernet, Fast Ethernet, Fast EtherChannel, and Gigabit Ethernet switch ports (uses 3 KB of the RMON specification (see the "Supported RMON and RMON2 MIB Objects" section on the Catalyst enterprise LAN switches. History (RMON group 2) for these sections...
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... by the supervisor engine software. 25-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console> (enable) show commands provide similar information (refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). however, CLI show snmp ...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). You cannot access RMON data through the switch CLI; To enable RMON, perform this procedure in privileged mode:...
... by the supervisor engine software. 25-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console> (enable) show commands provide similar information (refer to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference). however, CLI show snmp ...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). You cannot access RMON data through the switch CLI; To enable RMON, perform this procedure in privileged mode:...
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... Generates SNMP traps when an Alarms group threshold is exceeded and logs the events. RFC 2021 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3 RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for network management. A threshold set on critical RMON variables for later retrieval. Chapter...
... Generates SNMP traps when an Alarms group threshold is exceeded and logs the events. RFC 2021 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 25-3 RFC 1757 Periodically samples and RFC 1757 saves statistics group RFC 1757 counters for network management. A threshold set on critical RMON variables for later retrieval. Chapter...
Software Guide
Page 447
...have a maximum of a user or device. Each username must provide additional information. You can enter privileged mode by RFC 1492. TACACS+ authentication usually occurs in using HTTP login, the system completes its initial authentication using the MD5 encryption ... functions. A local user can continue through multiple iterations until authentication either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 Understanding How TACACS+ Authentication Works TACACS+ is specified by either passed or...
...have a maximum of a user or device. Each username must provide additional information. You can enter privileged mode by RFC 1492. TACACS+ authentication usually occurs in using HTTP login, the system completes its initial authentication using the MD5 encryption ... functions. A local user can continue through multiple iterations until authentication either passes or fails. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-3 Understanding How TACACS+ Authentication Works TACACS+ is specified by either passed or...
Software Guide
Page 448
...determine whether a user has permission to access the switch • Enable or disable TACACS+ authentication to determine whether a user has permission to enter privileged mode • Specify a key that is used to RFC 2138, "Remote Authentication Dial In User Service (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 The RADIUS clients and servers use the key to encrypt all ...
...determine whether a user has permission to access the switch • Enable or disable TACACS+ authentication to determine whether a user has permission to enter privileged mode • Specify a key that is used to RFC 2138, "Remote Authentication Dial In User Service (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 The RADIUS clients and servers use the key to encrypt all ...
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...1x VLAN assignment using a RADIUS server to successfully complete, the RADIUS server 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. Chapter 31 Configuring 802.1x Authentication ... 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 Authentication Default Configuration Table 31-2 shows the default configuration for authentication.
...1x VLAN assignment using a RADIUS server to successfully complete, the RADIUS server 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. Chapter 31 Configuring 802.1x Authentication ... 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 Authentication Default Configuration Table 31-2 shows the default configuration for authentication.
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...: enabled NTP-Server 172.16.52.65 Console> (enable) Configuring Authentication in RFC 1305. 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 Enable NTP client mode. Console> (enable...
...: enabled NTP-Server 172.16.52.65 Console> (enable) Configuring Authentication in RFC 1305. 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 Enable NTP client mode. Console> (enable...