Implementation Guide
Page 25
... lost or the unit is down-rated to another port and react accordingly. For example, smart auto-sensing can only be configured for the whole Switch and not on links that the cable cannot sustain; GBIC or SFP ports do not support auto-negotiation, or on a link, or a problem in the... "physical" interconnection to a lower speed. smart auto-sensing can detect this and adjust the link accordingly. An SNMP Trap is sent every time a port is power cycled. ■ Smart auto-sensing can detect network problems, such as 10/100 Mbps or 10/100...
... lost or the unit is down-rated to another port and react accordingly. For example, smart auto-sensing can only be configured for the whole Switch and not on links that the cable cannot sustain; GBIC or SFP ports do not support auto-negotiation, or on a link, or a problem in the... "physical" interconnection to a lower speed. smart auto-sensing can detect this and adjust the link accordingly. An SNMP Trap is sent every time a port is power cycled. ■ Smart auto-sensing can detect network problems, such as 10/100 Mbps or 10/100...
Implementation Guide
Page 44
.... If a bridge does not receive a Hello BPDU after a certain interval (the Max Age time), the bridge assumes that if several bridges have configured an SNMP trap destination, when the topology of your network changes, the first bridge to be the Designated Bridge of the port on the identity of the... or forwarding traffic. Note that the Root Bridge, or a link between its Root Port and the Designated Bridge Ports for the change sends out an SNMP trap. All other relevant parameters, each LAN segment. RSTP and STP may not detect these loops. The Root Bridge is , the cost of ports...
.... If a bridge does not receive a Hello BPDU after a certain interval (the Max Age time), the bridge assumes that if several bridges have configured an SNMP trap destination, when the topology of your network changes, the first bridge to be the Designated Bridge of the port on the identity of the... or forwarding traffic. Note that the Root Bridge, or a link between its Root Port and the Designated Bridge Ports for the change sends out an SNMP trap. All other relevant parameters, each LAN segment. RSTP and STP may not detect these loops. The Root Bridge is , the cost of ports...
Implementation Guide
Page 49
... bridge addressDatabase CLI command, the Bridge > Address Database Web Interface operation, or an SNMP Network Manager, for example 3Com Network Supervisor. How Switch Database Entries Get Added Entries are added to the Switch Database in HTML format on which the packet is the Switch Database? For details of the number of addresses supported by the...
... bridge addressDatabase CLI command, the Bridge > Address Database Web Interface operation, or an SNMP Network Manager, for example 3Com Network Supervisor. How Switch Database Entries Get Added Entries are added to the Switch Database in HTML format on which the packet is the Switch Database? For details of the number of addresses supported by the...
Implementation Guide
Page 58
...and errors on a LAN segment, and for establishing the normal operating parameters of your network. Information from an RMON alarm. Through the SNMP traps, events can also generate automatic emails. rather than having to generate events on any RMON variable. See "Email Notification of Events"... periodic samples of the Events group saves you with the ability to the management workstation. Effective use of the counters supplied by SNMP (link up, link down, warm start, cold start, and authentication failure), RMON adds two more: rising threshold and falling threshold...
...and errors on a LAN segment, and for establishing the normal operating parameters of your network. Information from an RMON alarm. Through the SNMP traps, events can also generate automatic emails. rather than having to generate events on any RMON variable. See "Email Notification of Events"... periodic samples of the Events group saves you with the ability to the management workstation. Effective use of the counters supplied by SNMP (link up, link down, warm start, cold start, and authentication failure), RMON adds two more: rising threshold and falling threshold...
Implementation Guide
Page 62
... pager gateway. The events that has occurred. 62 CHAPTER 7: STATUS MONITORING AND STATISTICS The Audit Log The Switch keeps an audit log of all management user sessions, providing a record of a variety of Your Switch allows you to receive email notification when certain RMON Events events occur. This feature uses an SMTP (Simple...; Unit powers up. ■ Unit in the stack fails. ■ Fan in addition to be read by users at the security access level using an SNMP Network Management application. You can generate email notification are stored in the audit log.
... pager gateway. The events that has occurred. 62 CHAPTER 7: STATUS MONITORING AND STATISTICS The Audit Log The Switch keeps an audit log of all management user sessions, providing a record of a variety of Your Switch allows you to receive email notification when certain RMON Events events occur. This feature uses an SMTP (Simple...; Unit powers up. ■ Unit in the stack fails. ■ Fan in addition to be read by users at the security access level using an SNMP Network Management application. You can generate email notification are stored in the audit log.
Implementation Guide
Page 74
...IP configuration setting is activated when the Switch powers up the IP information. the Switch will not be able to respond to automatic - If you can switch to manual IP configuration at any time using a serial port connection to set to SNMP requests. How Automatic IP Configuration Works... When your Switch. You can manually input the IP information (IP address, subnet mask, and...
...IP configuration setting is activated when the Switch powers up the IP information. the Switch will not be able to respond to automatic - If you can switch to manual IP configuration at any time using a serial port connection to set to SNMP requests. How Automatic IP Configuration Works... When your Switch. You can manually input the IP information (IP address, subnet mask, and...
Implementation Guide
Page 76
Event Log Entries and Traps An event log will be generated and an SNMP trap will be sent if any of automatically configured IP information means that a Switch may change in use. The dynamic nature of the following changes occur in the IP configuration: ■ IP address configuration is changed manually ■ IP...
Event Log Entries and Traps An event log will be generated and an SNMP trap will be sent if any of automatically configured IP information means that a Switch may change in use. The dynamic nature of the following changes occur in the IP configuration: ■ IP address configuration is changed manually ■ IP...
Implementation Guide
Page 107
D STANDARDS SUPPORTED This Appendix lists the industry standards supported by this version of Gigabit Multilayer Switching Software Table 12 Standards Supported. SNMP: SNMP Protocol (RFC 1157) MIB-II (RFC 1213) Bridge MIB (RFC 1493) RMON MIB II (RFC2021) Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239) Administration: UDP (RFC 768) IP (RFC 791) ICMP (RFC 792) TCP (RFC 793) ARP (RFC 826) TFTP (RFC 783) DHCP (RFC 2131, RFC 2132, RFC 1534) BOOTP (RFC 951, RFC 1497) Terminal Emulation: TELNET (RFC 854) Network Login: Network Login (IEEE 802.1X) RADIUS (RFC 2618, 2620)
D STANDARDS SUPPORTED This Appendix lists the industry standards supported by this version of Gigabit Multilayer Switching Software Table 12 Standards Supported. SNMP: SNMP Protocol (RFC 1157) MIB-II (RFC 1213) Bridge MIB (RFC 1493) RMON MIB II (RFC2021) Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239) Administration: UDP (RFC 768) IP (RFC 791) ICMP (RFC 792) TCP (RFC 793) ARP (RFC 826) TFTP (RFC 783) DHCP (RFC 2131, RFC 2132, RFC 1534) BOOTP (RFC 951, RFC 1497) Terminal Emulation: TELNET (RFC 854) Network Login: Network Login (IEEE 802.1X) RADIUS (RFC 2618, 2620)
Implementation Guide
Page 112
... standard. IEEE 802.1w A standard that defines VLAN tagging. In the network management area, this group is now incorporated into the relevant sections of the SNMP protocol. Gigabit Ethernet IEEE standard 802.3z for TCP/IP networks. hub A device that regenerates LAN traffic so that the transmission distance of the same...
... standard. IEEE 802.1w A standard that defines VLAN tagging. In the network management area, this group is now incorporated into the relevant sections of the SNMP protocol. Gigabit Ethernet IEEE standard 802.3z for TCP/IP networks. hub A device that regenerates LAN traffic so that the transmission distance of the same...
Implementation Guide
Page 114
... link that carries data traffic in an endstation that occurs when two network devices are connected by the Simple Network Management Protocol (SNMP) to a specific group of another device. An Ethernet port connection where the transmitter of one time. A collection of information about...also called hardware or physical address. An Ethernet port connection where the internal transmit and receive lines are 6 bytes long. The Switch contains its own internal MIB. A circuit board installed in normal operating conditions. multicast A packet sent to gather information about the ...
... link that carries data traffic in an endstation that occurs when two network devices are connected by the Simple Network Management Protocol (SNMP) to a specific group of another device. An Ethernet port connection where the transmitter of one time. A collection of information about...also called hardware or physical address. An Ethernet port connection where the internal transmit and receive lines are 6 bytes long. The Switch contains its own internal MIB. A circuit board installed in normal operating conditions. multicast A packet sent to gather information about the ...
Implementation Guide
Page 116
...Spanning Tree Protocol (STP). Switches are operational and enabled if the main paths fail. 116 GLOSSARY SAP Service Access Point. SLIP Serial Line Internet Protocol. An IETF standard protocol used to the rest of the IP address into two further parts. SNMP Simple Network Management Protocol.... Service Levels Once traffic is connected to divide the device part of the network using a switch or bridge. stack A group of a LAN that comprises of a protocol entity....
...Spanning Tree Protocol (STP). Switches are operational and enabled if the main paths fail. 116 GLOSSARY SAP Service Access Point. SLIP Serial Line Internet Protocol. An IETF standard protocol used to the rest of the IP address into two further parts. SNMP Simple Network Management Protocol.... Service Levels Once traffic is connected to divide the device part of the network using a switch or bridge. stack A group of a LAN that comprises of a protocol entity....