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Problems with Dual Switch Setup when Using Fewer Analog Ports Than are Installed
...replicate packets only when necessary and by allowing...following multicast services are supported: • ANCP Client...traffic on a Catalyst 4500 switch using either ANCP (rather than IGMP) or direct static...is forwarded only to ports with attached hosts that request...then reload manually using the reload command...changes applied to VSL ports on the switch can be saved. All other configuration changes are discarded as the node reboots as VSS standby. When a switch becomes active (either due to dual-active scenario or...interface is associated with the active switch. By...
...destination addresses or ports. The selected mode applies...EtherChannels configured on the switch. EtherChannel load balancing...PFC3C/CXL hardware is installed, EtherChannel load balancing...provides the balance criteria with the greatest variety...link in the EtherChannel; using source addresses or IP...Guidelines and Restrictions When EtherChannel interfaces are configured improperly...network loops and other problems. To avoid configuration...on all Layer 2 Ethernet ports, including the ports on...modules do not support more than 1 Gbps of traffic per EtherChannel...
...configuration was tested with Cisco CallManager 3...configuration were captured using the software, hardware...FastEthernet 10/100 port with Cisco IOS Software Release...running on a MCS7835 Analog handset Cisco 7960 IP...diagram below describes the setup used for the configuration...routers support MGCP if they are running Cisco IOS...Select the codec type and the dual-tone multifrequency...application to the voice ports. Note: Use the command...has and the order they are installed. dial-peer voice...you configure this command when you look at the output...
02 Feb 2006
...on the Catalyst 4500 series switch, see Chapter 52, “Support...network to replicate packets only when necessary and by allowing hosts...following multicast services are supported: • ANCP Client...traffic on a Catalyst 4500 switch using either ANCP (rather than IGMP) or direct static configuration...traffic is forwarded only to ports with attached hosts that request...
...0050.0f10.28df 1.0 Ok Switch# Limitation 2 Certain...WS-C4507R-E, WS-C4510R-E • Dual supervisor engines: WS-X45-Sup6-E...maximize the 10/100/1000 port density of 7 and 10 slot chassis when using redundant Supervisor engine 6-E install WS-X4548-GB-RJ45 linecards...WS-X4448-GB-RJ45 linecards are required two options are...WS-4248-FE-SFP linecards with FX optics instead of WS-X4148-FX-MT...on a Catalyst 4500 Series Switch By default, the power...PoE requirements are less than the maximum available power...
...Alarm The switch monitors dual DC power supply levels. If...configured to operate in a dual power mode, an alarm triggers...alarm is automatically cleared when both power supplies are present or working. You can...3-5. Temperature Alarms The switch contains a temperature sensor...alarms that are associated with temperature. • The primary...system temperature is greater than the configured temperature...the status of the Ethernet ports and generate alarm messages...changing alarm configurations by using alarm profiles. You can...
01 Jun 2007
...used, configure interfaces with the switchport mode access...sends no DTP frames. •When manually enabling trunking...Protocol (STP) blocks certain ports to prevent physical loops...can configure the frequency with which BPDUs are received by entering the...set to 2 seconds). If a switch does not receive a BPDU...Note We do not recommend using the UplinkFast feature on switches with more than 20 active VLANs. The convergence...active VLANs. To debug STP problems, follow these guidelines...
12 Jan 2012
...require more processing power than others. Codec complexity...the codec complexity, the fewer the calls that can be...high-complexity mode, but fewer (usually half as many...be handled simultaneously using each of the codec standards...complexity setting is used, even when two HCMs are installed. The value that is specified...Note On the Cisco MC3810 with high-performance compression...selection. Configuring Voice Ports Analog Voice Ports Configuration...
...and port parameters. When you map VLANs to an...instance has its own root switch and a different set...that is associated with it to all other switches...MISTP instance, rather than one for each VLAN...PVST+. Because there are fewer BPDUs in an MISTP network...converged. (However, if ports are added at the same...use PVST+. A switch using PVST+ mode that is...Follow these guidelines when using MST: • Do not disable...numerically higher) priority than the CST root bridge...all of the VLANs that are mapped to an instance...not connect switches with access links because...or new logical VLAN ports during the maintenance...Catalyst 6500 Series Switch Software Configuration...
...schemes. For the DMS-100 switch type, two SPIDs are assigned, one for each B...your ISP. Table 5-22 Switch Type and SPIDs Fields (continued...displays the Summary screen when you have completed the configuration...option to configure the AUX port as a dial-up connection only...conditions exist: • More than one default route exists...exists and it is configured with an interface other than the...exist: • Router is not using a Cisco IOS image that supports...Configuration ISDN BRI and analog modem interfaces can be configured...
08 Dec 2010