Cisco Systems 3750 manual PHY Messages, This section contains the PHY messages

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Chapter 3 Message and Recovery Procedures

PHY Messages

PHY Messages

This section contains the PHY messages.

Error Message PHY-4-BADTRANSCEIVER: An inappropriate transceiver has been inserted in interface [chars].

Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 2960 switches.

Explanation A transceiver that should not be used is in the specified interface.

Recommended Action Remove the transceiver. If the transceiver is a Cisco device, contact your Cisco technical support representative.

Error Message PHY-4-CHECK_SUM_FAILED: SFP EEPROM data check sum failed for SFP interface [chars].

Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 2960 switches.

Explanation The SFP module was identified as a Cisco SFP module, but the system cannot read the vendor data information to verify whether it is correct. [chars] is the interface in which the SFP module is installed.

Recommended Action Remove and then reinsert the SFP module. If it fails again with the same error message, the SFP module might be defective.

Error Message PHY-4-EXCESSIVE_ERRORS: Excessive FCS, data, or idle word errors found on interface [chars].

Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 2960 switches.

Explanation The system detected excessive frame check sequence (FCS), data word, or idle word errors on the specified interface. [chars] is the interface.

Recommended Action Enter the show interface privileged EXEC command on the specified interface, and check for cyclic redundancy check (CRC) and other input errors. If errors are excessive, enter the shutdown interface configuration command and then the no shutdown interface configuration command to reset the interface.

Catalyst 3750, 3560, 3550, 2975, 2970, and 2960 Switch System Message Guide

 

OL-8551-04

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Contents Americas Headquarters Page Iii N T E N T SNetworkportsatellite Messages PM Messages OL-8551-04 Vii AudiencePurpose ConventionsViii Related PublicationsDevice manager online help available on the switch See these documents for other information about the switchOL-8551-04 System Message Overview How to Read System MessagesBoot loader patch Automatic quality of serviceAuto-QoS only Catalyst Switches 2975 switchesGigaStack Gbic module Catalyst 3550 switch onlyPower over Ethernet PoE Protocol only Catalyst 3750 SwitchesFacility Code Description Location QoS trusted boundary Ternary content addressable memoryWrlscntr Messages Catalyst 3750 Integrated Wireless LAN Mac address table manager onlyType of Information Output Interpreter Error Message Traceback ReportsOL-8551-04 Autoqos Messages, page 3-8only Catalyst 3550 switches Message and Recovery ProceduresIpdevicetrackingha Messages, PBR Messages, page 3-75only Catalyst 3550 switchesAclmgr Messages SDM Messages, page 3-118only Catalyst 3750 and 2975 switchesMessage and Recovery Procedures Aclmgr Messages Message and Recovery Procedures Aclmgr Messages Message and Recovery Procedures Aclmgr Messages Message and Recovery Procedures Aclmgr Messages This section contains the Flex Link messages Backupinterface MessagesAutoqos Messages This section contains the Badtransceiver message This section contains the boot loader patch messagesBadtransceiver Messages Bspatch MessagesCfgmgr Messages This section contains the configuration manager messagesMessage and Recovery Procedures Cfgmgr Messages Error Message CFGMGR-6-APPLYINGRUNNINGCFG as new master CMP Messages Dhcpsnooping Messages Message and Recovery Procedures Dhcpsnooping Messages Message and Recovery Procedures Dhcpsnooping Messages DHCPSNOOPINGCAT3550 Messages This section contains the Ieee 802.1x messages DOT1QTUNNELLING MessagesDOT1X Messages Recommended Action Reload the device DOT1XSWITCH MessagesMessage and Recovery Procedures DOT1XSWITCH Messages Message and Recovery Procedures DOT1XSWITCH Messages Message and Recovery Procedures DOT1XSWITCH Messages DTP Messages DWL Messages EC Messages Message and Recovery Procedures EC Messages Message and Recovery Procedures EC Messages Error Message EC-5-NOLACP Invalid EC mode, Lacp not enabled This section contains the Environment messages Environment MessagesEthcntr Messages Error Message ETHCNTR-3-INTERNALERROR Internal Error chars Message and Recovery Procedures Ethcntr Messages Message and Recovery Procedures Ethcntr Messages This section contains messages for the Express Setup feature Expresssetup MessagesFM Messages Error Message FM-3-CONFLICT chars chars conflicts with chars Error Message FM-3-GOTVLABEL Got label for Vlan dec Message and Recovery Procedures FM Messages Message and Recovery Procedures FM Messages Message and Recovery Procedures FM Messages Message and Recovery Procedures FM Messages Tcam ID Message and Recovery Procedures FM Messages This section contains the front-end controller messages Frntendctrlr MessagesGbic Messages Message and Recovery Procedures Gbic Messages Message and Recovery Procedures Gbic Messages Gbicsecurity Messages Message and Recovery Procedures Gbicsecurity Messages Message and Recovery Procedures Gbicsecurity Messages Gbicsecuritycrypt Messages Gbicsecurityunique Messages This section contains the GigaStack Gbic module messages Gigastack MessagesThis section contains hardware messages Hardware MessagesMessage and Recovery Procedures Hardware Messages Hlfm Messages This section contains port-security messages Hpsecure MessagesIdbman Messages Message and Recovery Procedures Idbman Messages Message and Recovery Procedures Idbman Messages This section contains the Igmp querier messages Igmpquerier MessagesThis section contains the Power over Ethernet PoE messages Ilpower MessagesMessage and Recovery Procedures Ilpower Messages Message and Recovery Procedures Ilpower Messages Message and Recovery Procedures Ilpower Messages Message and Recovery Procedures Ilpower Messages Message and Recovery Procedures Ilpower Messages Message and Recovery Procedures Ilpower Messages Imagemgr Messages Error Message IMAGEMGR-6-AUTOCOPYSW charsIpdevicetrackingha Messages L3TCAM Messages L2TM MessagesMaclimit Messages This section contains the Macmove messages Macmove MessagesNetworkportsatellite Messages Pagpdualactive Messages This section contains the policy-based routing PBR messages PBR MessagesMessage and Recovery Procedures PBR Messages This section contains the PHY messages PHY MessagesMessage and Recovery Procedures PHY Messages Pimsn Messages This section contains low-level platform-specific messages Platform MessagesPlatformfbm Messages This section has the Cisco Express Forwarding CEF message Platformhcef MessagesThis section has the platform pseudo label manager messages Platformhplm MessagesPlatform IPC Messages This section contains the IP Version 6 message PLATFORMIPv6 MessageThis section contains policy based routing PBR messages Platformpbr MessagesMessage and Recovery Procedures Platformpbr Messages This section contains platform port manager PM messages Platformpm MessagesPlatformrpc Messages Message and Recovery Procedures Platformrpc Messages Platformspan Messages This section contains platform unicast routing messages Platformucast MessagesError Message PLATFORMUCAST-3-CEF chars Error Message PLATFORMUCAST-3-HSRP chars This section contains platform Vlan messages Platformvlan MessagesPlatformwccp Messages PM Messages Message and Recovery Procedures PM Messages Error Message PM-4-BADCOOKIE chars was detected 100 101 102 103 104 105 Portsecurity MessagesThis section contains the port security messages 106 107 Qatm Messages108 QM Messages109 110 111 Qosmgr Messages112 113 114 115 116 117 Rmon Messages118 SDM MessagesSpan Messages 119 Spantree MessagesThis section contains the spanning-tree messages 120 121 122 123 124 125 126 Vlan ID127 Spantreefast MessagesSpantreevlansw Messages Stackmgr Messages128 129 130 Stormcontrol MessagesThis section contains the storm control messages 131 Supervisor MessagesSupq Messages 132 133 Swdai Messages134 135 136 Swmacauth Messages137 Swmatm MessagesSwvlan Messages 138 139 140 141 142 143 144 145 Switchqostb MessagesTcammgr Messages This section contains the QoS trusted boundary TB messages146 147 Udld Messages148 149 Ufastmcastsw Messages150 Vqpclient Messages151 Wccp MessagesWrlscntr Messages 152 IN-1 Documentation, relatedDocument conventions IN-2 IN-3 IN-4 IN-5 Power over Ethernet messagesPlatformipc messages Platformpbr messages Publications, relatedIN-6
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Manual 15 pages 53.18 Kb

3750 specifications

The Cisco Systems 3750 series is a family of enterprise-class stackable switches that were designed to provide high-performance networking solutions for organizations requiring robust management features, security, and scalability. Known for their reliability and advanced capabilities, the 3750 series is particularly aimed at accommodating the demands of LAN environments in organizations ranging from small businesses to large enterprises.

One of the defining features of the Cisco 3750 series is its StackWise technology. This innovative feature enables the stacking of up to nine switches together, allowing them to function as a single logical unit. This results in simplified management, higher redundancy, and increased scalability. The StackWise technology allows for seamless failover and enhanced bandwidth between the stacked switches.

In terms of performance, the 3750 series supports Layer 2 and Layer 3 switching, offering routing capabilities to handle both traditional and modern network demands. It is equipped with advanced Quality of Service (QoS) features, ensuring that critical applications such as voice and video are prioritized for optimal performance.

The Cisco 3750 also features extensive security capabilities. It incorporates features such as IEEE 802.1X authentication, DHCP snooping, and dynamic ARP inspection to protect against unauthorized access and various network attacks. These enhancements help maintain data integrity and secure communications across the network.

Another noteworthy characteristic of the 3750 series is its support for Power over Ethernet (PoE). PoE allows for the delivery of power over Ethernet cables to connected devices, such as IP phones and wireless access points, facilitating simpler installations and reducing the need for additional power outlets.

The Cisco 3750 series also provides a comprehensive set of management tools. With features like Cisco's Embedded Event Manager (EEM) and extensive SNMP support, network administrators can efficiently monitor and manage network performance, troubleshoot issues, and maintain high availability.

Additionally, the series is compatible with Cisco's IOS software, which provides a rich set of features, including advanced routing protocols, multicast support, and extensive security options, further enhancing the functionality and versatility of the switches.

Overall, the Cisco Systems 3750 series stands out for its stackable design, high-performance features, security capabilities, and management tools, making it a popular choice for organizations looking for dependable and scalable networking solutions.