User Guide
Page 47
The unit that failed must be reconnected without any other , forming a circle. After the stacking issues are connected to each segment of a stack connected in a ring topology. Ring Topology In a ring topology all units in the stack are resolved, the units... the optimal path on which it is restored. Stack Members and Unit IDs This section describes how to the Master Backup • Replacing Stacking Members Dell PowerConnect 55xx Systems User Guide 47 Each unit in the ring becomes non-functional, or a link is a master- The packet continues through the stack until ...
The unit that failed must be reconnected without any other , forming a circle. After the stacking issues are connected to each segment of a stack connected in a ring topology. Ring Topology In a ring topology all units in the stack are resolved, the units... the optimal path on which it is restored. Stack Members and Unit IDs This section describes how to the Master Backup • Replacing Stacking Members Dell PowerConnect 55xx Systems User Guide 47 Each unit in the ring becomes non-functional, or a link is a master- The packet continues through the stack until ...
User Guide
Page 173
.... If a better server is discovered later, it issues another request (three retries at that SNTP servers be authenticated, although this is not mandatory (see the SNTP Authentication pages). Polling You can require that time. Algorithm for example when an SNTP Unicast server is added. Dell PowerConnect 55xx Systems User Guide 173 On power...
.... If a better server is discovered later, it issues another request (three retries at that SNTP servers be authenticated, although this is not mandatory (see the SNTP Authentication pages). Polling You can require that time. Algorithm for example when an SNTP Unicast server is added. Dell PowerConnect 55xx Systems User Guide 173 On power...
User Guide
Page 207
... Protocol (ARP) packets to which these IP addresses belong are as follows: • If the IP address on the switch is changed, the switch issues gratuitous ARP packets to the corresponding VLAN, to check IP address collisions. • When a client must renew its lease, prior to its own IP... 290 When the interface is configured as a DHCP client, it keeps requesting an IP address from the DHCP server, until it receives one device. Dell PowerConnect 55xx Systems User Guide 207 DHCP IPv4 Interface The switch can operate in the following ways: • It can function as a DHCP client that ...
... Protocol (ARP) packets to which these IP addresses belong are as follows: • If the IP address on the switch is changed, the switch issues gratuitous ARP packets to the corresponding VLAN, to check IP address collisions. • When a client must renew its lease, prior to its own IP... 290 When the interface is configured as a DHCP client, it keeps requesting an IP address from the DHCP server, until it receives one device. Dell PowerConnect 55xx Systems User Guide 207 DHCP IPv4 Interface The switch can operate in the following ways: • It can function as a DHCP client that ...
User Guide
Page 510
This results in the creation of an entry in the Multicast filtering database. 510 Dell PowerConnect 55xx Systems User Guide Ports requesting to Multicast traffic. When IGMP Snooping is accepting members. The CPU analyzes the incoming packets and determines: • Which ...IGMP queries. • What routing protocols are forwarded to the CPU. IGMP Internet Group Multicast Protocol (IGMP) adds IGMP packets to join a specific Multicast group issue an IGMP report, specifying that the Multicast group is enabled globally, all IGMP packets are forwarding packets and Multicast traffic.
This results in the creation of an entry in the Multicast filtering database. 510 Dell PowerConnect 55xx Systems User Guide Ports requesting to Multicast traffic. When IGMP Snooping is accepting members. The CPU analyzes the incoming packets and determines: • Which ...IGMP queries. • What routing protocols are forwarded to the CPU. IGMP Internet Group Multicast Protocol (IGMP) adds IGMP packets to join a specific Multicast group issue an IGMP report, specifying that the Multicast group is enabled globally, all IGMP packets are forwarding packets and Multicast traffic.
User Guide
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... log [event] Description Displays the RMON logging table. After a rising threshold is crossed, another rising event is not generated until the companion falling threshold is issued, the next 628 Dell PowerConnect 55xx Systems User Guide Description - -
... log [event] Description Displays the RMON logging table. After a rising threshold is crossed, another rising event is not generated until the companion falling threshold is issued, the next 628 Dell PowerConnect 55xx Systems User Guide Description - -
User Guide
Page 629
Figure 21-13. Alarm Entry - Dell PowerConnect 55xx Systems User Guide 629 One or more alarms are displayed. - Interface - Select the interface for which RMON statistics are bound to an event. Select ... the fields: - To add an RMON alarm: 1 Click Statistics/RMON > RMON > Alarms in the tree view to be taken when the alarm occurs. alarm is issued when a rising threshold is crossed.
Figure 21-13. Alarm Entry - Dell PowerConnect 55xx Systems User Guide 629 One or more alarms are displayed. - Interface - Select the interface for which RMON statistics are bound to an event. Select ... the fields: - To add an RMON alarm: 1 Click Statistics/RMON > RMON > Alarms in the tree view to be taken when the alarm occurs. alarm is issued when a rising threshold is crossed.