User manual AIRLIVE SNMP-GSH2416

[. . . ] SNMP-GSH2416 8+16 Pure Gigabit SNMP Managed Switch Table of Contents CAUTION-------------------------------------------------------------------------------------- IV ELECTRONIC EMISSION NOTICES --------------------------------------------------------- IV CHAPTER 1. INTRODUCTION--------------------------------------------------------- 2 1-1. CHECKLIST ----------------------------------------------------------------------------- 4 1-3. FEATURES ------------------------------------------------------------------------------ 4 1-4. [. . . ] MAC: Display the MAC address of one entry you selected from the searched MAC entries table. MAC Address: The MAC address of the searched entry. 89 AirLive SNMP-GSH 2416 User's Manual Port: The port that exists in the searched MAC Entry. It may show "Dynamic MAC" or "Static MAC". Fig. 3-38 90 AirLive SNMP-GSH2416 User's Manual Function Name: MAC Table Maintenance Function Description: This function can allow the user to set up the processing mechanism of MAC Table. An idle MAC address exceeding MAC Address Age-out Time will be removed from the MAC Table. The range of Age-out Time is 10-65535 seconds, and the setup of this time will have no effect on static MAC addresses. Parameter description: Aging Time: Delete a MAC address idling for a period of time from the MAC Table, which will not affect static MAC address. Flush: Remove all entries that do not belong to the static Mac Entry from the MAC Table. Fig. 3-39 91 AirLive SNMP-GSH 2416 User's Manual Function Name: Static Forward Function Description: Static Forward is a function that allows the user in the static forward table to access a specified port of the switch. Static Forward table associated with a specified port of a switch is set up by manually inputting MAC address and its alias name. When a MAC address is assigned to a specific port, all of the switch's traffics sent to this MAC address will be forwarded to this port. For adding a MAC address entry in the allowed table, you just need to fill in four parameters: MAC address, associated port, VID and Alias. Just select the existed MAC address entry you want and click <Delete> button, you also can remove it. Parameter description: MAC: It is a six-byte long Ethernet hardware address and usually expressed by hex and separated by hyphens. For example, 00 ­ 40 - C7 - D6 ­ 00 - 01 Port No: Port number of the switch. 3-40 92 AirLive SNMP-GSH2416 User's Manual Function name: Static Filter Function Description: Static Filter is a function that denies the packet forwarding if the packet's MAC Address is listed in the filtering Static Filter table. User can very easily maintain the table by filling in MAC Address, VID (VLAN ID) and Alias fields individually. User also can delete the existed entry by clicking <Delete> button. Parameter description: MAC: It is a six-byte long Ethernet hardware address and usually expressed by hex and separated by hyphens. For example, 00 ­ 40 - C7 - D6 ­ 00 - 02 VID: VLAN identifier. 3-41 93 AirLive SNMP-GSH 2416 User's Manual Function name: MAC Alias Function description: MAC Alias function is used to let you assign MAC address a plain English name. This will help you tell which MAC address belongs to which user in the illegal access report. [. . . ] Argument: <master|slave>: master: act as master, slave : act as slave Possible value: <master|slave>: master or slave Example: SNMP-GSH2416(vs)# set role master show Syntax: show Description: To display the configuration of the virtual stack. Example: SNMP-GSH2416(vs)# show Virtual Stack Config: State : Enable Role : Master Group ID : group1 234 AirLive SNMP-GSH2416 User's Manual 5. Resolving No Link Condition The possible causes for a no link LED status are as follows: The attached device is not powered on The cable may not be the correct type or is faulty The installed building premise cable is faulty The port may be faulty 5-2. Computer A can connect to Computer B, but cannot connect to Computer C through the Managed Switch. [. . . ]