Port Security, Collisions Retry Forever | NetComm NP2624M instruction

4.2.4.5. Port Security

A port in security mode will be “locked” without permission of address learning. Only the incoming packets with SMAC already existing in the address table can be forwarded normally. The user can disable the port from learning any new MAC addresses, then use the static MAC addresses screen to deﬁne a list of MAC addresses that can use the secure port.

1.Select <Edit>.

2.Press Space key to choose enable / disable item.

3.Press Ctrl+A to go back action menu line.

4.Select <Save> to save all conﬁgure value.

5.You can press <Next Page> to conﬁgure port9 ~ port26, press <Previous Page> return to last page.

4.2.4.5.Collisions Retry Forever

Collisions Retry Forever:	Disable – In half duplex, in the event of a collision it
	will retry up to 48 times before dropping the frame.
	Enable – In half duplex, in the event of a collision it
	will continue retrying forever (Default).

76	NP2624M User Guide
	YML827 Rev1

Image 76

NetComm NP2624M manual Port Security, Collisions Retry Forever

Contents

Page Contents Introduction Unpacking Installation Desktop or Shelf InstallationRack Installation Power on Initial set up for management Access your Switch Connecting without a Dhcp server In-band Management through Ethernet Telnet IPAddressofSwitch Telnet management Color Status Solid Blinking Power LED indicators information10/100M Switch Information Web Management Home Overview Port status Single port counter and status Port Statistics NP2624M User Guide Show MAC Table Administrator IP and Management mode Works under Max bridge transit delay bound control Make sure Max bridge transit delay bound control is enabledMax bridge transit Priority Queue Service settings Miscellaneous Configuration Console Port Information Port Controls Priority EgressSecurity Aggregator setting TrunkingSystem Priority Group ID Aggregator Information Active select State ActivityNo select Filter Database Igmp SnoopingQuery Report Static MAC Address MAC filtering Vlan configuration Support Port-based Vlan Support Tag-based Vlan Ieee 802.1Q Vlan Support Protocol-based Vlan Port Based Vlan 7.2 .1Q Vlan Basic NP2624M. Users set the VID to mark the packet from Ieee 802.1q Port VID Pvid Port VIDIngress Filtering Rapid Spanning Tree Max Age Forward Delay TimeHello Time Port Number Path CostPort Priority Edge Port Roving Analysis Mode Port MirrorAnalysis Port Monitored Port SNMP/Trap Manager System OptionsCommunity Strings Trap Manager Security Manager Perport Configuration Supplicant Timeout Server TimeoutQuiet Period Tx Period Ping Single IP Agent Management Agent Manager Agent Control PortAdd/Edit/Delete Launch Manager Will cause an unexpected forwarding error here Commands from agent manager cannot pass over currentStacking Management Manual method Complete the addition of a new memberEditing an existing member is also easy to do To delete an existing member, choose the host Case of the http// authentication mechanism, the web Browser will always ask the administrator to input usernamePassword when agent manager changes a new host. Typically, URL of the master switch IP no matter how the agent manager Stacking Manager Link Status Add a Vlan NP2624M User Guide YML827 Rev1 Edit or Delete a Vlan Cannot be edited Pvid Setup Tftp Update Firmware Tftp Restore Configuration Configuration BackupTftp Backup Configuration Reboot Reset SystemEvent Logging Console Boot Loader 1K X modem Firmware update Tftp Firmware update Set IP Address Diagnose Sdram Out-of-band Terminal mode management Control Keys Main MenuConﬁguration Switch Static Configuration Action Menu Line Port Configuration Port 26, and you can configure them as above Trunk Configuration Vlan Configure Ingress Filter 2 UnTagged Pkt Port26, and you can configure if necessary Create a Vlan Group Create Port-Based Vlan After port 26, and you can configure them if necessary Create 802.1Q Vlan Edit / Delete a Vlan Group Groups Sorted Mode Edit/Delete a Vlan Group page, the result of sorted by VID Miscellaneous Configuration Ping MAC Age Interval Broadcast Storm Filtering Maximum bridge transmit delay bound Port Security Collisions Retry Forever Hash Algorithm IFG Compensation Administration Configuration Change Username Change Password Device Information IP Configuration Port Mirror Configuration Priority Configuration Port Static Priority 7.2 .1P Priority Configuration MAC Address Configuration Add static MAC address Edit static MAC address Delete static MAC address Filtering MAC Address Add filter MAC address Edit filter MAC address Delete filter MAC address Protocol Related Configuration Rstp System Configuration Enable/Disable RstpRstp Per port Configuration Snmp Restricted Add Community NameUnrestricted Edit Community Name Delete Community Name Trap Managers Add Snmp trap manager Edit trap managers Delete trap manager Igmp Lacp Link Aggregation Control Protocol Working Port SettingCreated automatically On the page of Trunk Configuration first Lacp Status Static trunk group Lacp trunk group Enable/Disable 5 .1x Protocol 5.2 .1x System Configuration 5.3 .1x PerPort Configuration Authentication 5.4 .1x Miscellaneous ConfigurationFu Force the specific port to be unauthorized Fa Force the specific port to be authorized Status and Counters Port Status Port Counters System Information Default Reboot SwitchRestart Tftp Update Firmware Restore Configure File Backup Configure File Vlan application used with switch Benefits of VLANs NP2624M User Guide 111 YML827 Rev1 Trunking Application used with switch Single IP Agent mode application used with switch Reduce the demand of real IP public IP No up-link limitation through Gigabit port Typical setup of Single IP-Agent mode network Master and slave switches in the same LAN domain Master and slave switches in different LAN domain Master in WAN domain and slaves in LAN domain 116 Single IP Stacking mode application used with switch Typical connections for switch management by stackingWell integrated UI to view status of stacking switches No redundant hardware required Guide to build up Stacking Switches Connect switches with Giga port in serial sequenceEasy adding or removal stacking member Add stacking members in the Stacking management An Example of Port-Base Stacking Vlan Vlan ID 120 Issue on Trunk and Stacking mode Compatibility on Virtual Server and Single IP IP should be changed back to the Switch IP before launching Agent/Stacking Manager Access point 802.11gApplet Communication Enterprise network EthernetFast Ethernet Firewall Gateway GroupIntranet Internet NWay Protocol NetworkPPPoE Protocol ServerStation Subnet mask Transceiver User NameUtility Windows RJ-45 Network Ports Pair connection does not exceed 100 metres10Mbps 100Mbps Straight-Through Cabling Straight and crossover cable configurationCross-Over Cabling Copyright Information Contact InformationCustomer Information Product Warranty Limitations of Warranty