Cabletron Systems CyberSWITCH CSX150 User Manual

Also see for CyberSWITCH CSX150: User guide Quick start guide

Contents

USER’S GUIDE390 CyberSWITCH4. If the remote resources can not be seen even when the connection is up, then make sure theAppleTalk address of the remote device is valid. If the remote device is on an unnumberednetwork, then AppleTalk an address of 0.0 must be configured for the remote device in thedevice table. If it is on a numbered network, the AppleTalk address does not need to beconfigured for the device in the device table. However, if it is configured, it must match theAppleTalk address configured on the remote device.SNMPProblem:The SNMP Agent is not functioning.Action:1. Check the configuration of the CyberSWITCH. In order for the SNMP Agent to becomeenabled, both the IP option and the SNMP Agent must be enabled in the CyberSWITCHconfiguration. (You may check the configuration by using theoptions andsnmp commandsin Manage Mode; however, you can only make changes to these items by using CFGEDIT).2. Enter thedr command at the administrative console. If the following message appears, the IPsubsystem has initialized successfully:[IP] IP router is initialized successfully3. However, if one of the following messages appears, there is an unexpected condition presentwithin the CyberSWITCH software. Contact Customer Support.[SNMP] SNMP initialization failure - unable to allocate necessarymemory[SNMP] SNMP initialization failure - unable to open UDP portProblem:The CyberSWITCH does not respond to SNMP requests.Action:1. Enter the commandsnmp stats at the administrative console. If an “SNMP is notenabled” message appears, you must first enable the SNMP Agent (using CFGEDIT).2. If the SNMP statistics are displayed, check the value of the “snmpInBadVersions” statistic. If itis non-zero, the Network Management station is generating request PDUs with anincompatible SNMP version number. Such requests are discarded by the SNMP agent.3. Check the value of the “snmpInBadCommunityUses” statistic. If it is non-zero, the communityname specified in the request PDUs does not have the proper access rights to perform thedesired request, and the request is discarded. To correct this problem, reconfigure the MIBaccess level for the desired community name to the desired access level.4. Check the value of the “snmpInASNParseErrs” statistic. If it is non-zero, the networkmanagement station is generating request PDUs that are not properly encoded in ASN.1format. Such requests are discarded by the SNMP agent.