H3C S7500X Series, Interface Configuration Manual

Page 1: ...H3C S7500X Switch Series Interface Configuration Guide New H3C Technologies Co Ltd http www h3c com Software version Release 7585P05 and later versions Document version 6W100 20200529...

Page 2: ...H3C Technologies Co Ltd any trademarks that may be mentioned in this document are the property of their respective owners Notice The information in this document is subject to change without notice A...

Page 3: ...optional x y Braces enclose a set of required syntax choices separated by vertical bars from which you select one x y Square brackets enclose a set of optional syntax choices separated by vertical ba...

Page 4: ...s a Layer 2 or Layer 3 switch or a router that supports Layer 2 forwarding and other Layer 2 features Represents an access controller a unified wired WLAN module or the access controller engine on a u...

Page 5: ...Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...

Page 6: ...i Contents Bulk configuring interfaces 1 Configuration restrictions and guidelines 1 Configuration procedure 1 Displaying and maintaining bulk interface configuration 2...

Page 7: ...terface range the longer the command execution time The maximum number of interface range names is limited only by the system resources To guarantee bulk interface configuration performance configure...

Page 8: ...ace range to enter the interface range view 3 Optional Display commands available for the first interface in the interface range Enter a question mark at the interface range prompt N A 4 Use available...

Page 9: ...rnet interface 9 Enabling link flapping protection on an interface 10 Configuring FEC 11 Enabling loopback testing on an Ethernet interface 12 Configuring generic flow control on an Ethernet interface...

Page 10: ...r You can connect the interface to a PC for software loading and system debugging or connect it to a remote NMS for remote system management Restrictions and guidelines The management Ethernet interfa...

Page 11: ...faces see Configuring a Layer 3 Ethernet interface or subinterface Configuring a combo interface single combo interface A combo interface is a logical interface that physically comprises one fiber com...

Page 12: ...ot the interface card to make the configuration take effect Do not assign the changed interfaces to any non default MDC before rebooting the interface card To split a 40 GE interface into four 10 GE b...

Page 13: ...on default MDC before rebooting the interface module For this configuration to survive a reboot save the running configuration before rebooting the device Changing 100 GE interfaces to 40 GE interface...

Page 14: ...with copper port transceiver modules installed on the following interface modules FD interface modules SC interface modules LSQM2GP24TSSC0 LSQM2GP44TSSC0 LSQM2GT24PTSSC0 LSQM2GT24TSSC0 LSQM2GT48SC0 L...

Page 15: ...ed bandwidth in kbps is the interface baud rate divided by 1000 7 Restore the default settings for the Ethernet interface default N A 8 Bring up the Ethernet interface undo shutdown B y default an Eth...

Page 16: ...oups see Network Management and Monitoring Configuration Guide To configure the link mode of an Ethernet interface Step Command Remarks 1 Enter system view system view N A 2 Enter Ethernet interface v...

Page 17: ...press only link down events only link up events or both If an event of the specified type still exists when the suppression interval expires the system reports the event to the CPU Configuration restr...

Page 18: ...e the interface does not report its state changes to the CPU For state change events the interface only generates SNMP traps and log messages Reuse limit When the accumulated penalty decreases to this...

Page 19: ...edure To configure dampening on an Ethernet interface Step Command Remarks 1 Enter system view system view N A 2 Enter Ethernet interface view interface interface type interface number N A 3 Enable da...

Page 20: ...ce interface type interface number N A 4 Enable link flapping protection on the Ethernet interface port link flap protect enable interval interval threshold threshold By default link flapping protecti...

Page 21: ...does not forward data traffic The shutdown port up mode and loopback commands are mutually exclusive Enabling loopback testing on an interface will invalidate the voice VLAN MAC learning limit MAC ad...

Page 22: ...the flow control command at the other end To enable both ends of a link to handle traffic congestion configure the flow control command at both ends Configuration restrictions and guidelines This feat...

Page 23: ...type interface number N A 3 Set the statistics polling interval for the Ethernet interface flow interval interval By default the statistics polling interval is 300 seconds To display the interface st...

Page 24: ...rnet port does not support this feature if the port is shut down by a protocol or by using the shutdown command A fiber Ethernet port does not support this feature if the port joins an aggregate group...

Page 25: ...ow these restrictions and guidelines For the traffic suppression result to be determined do not configure storm control together with storm suppression for the same type of traffic For more informatio...

Page 26: ...blocked traffic drops below the lower threshold the interface does not automatically come up To bring up the interface use the undo shutdown command or disable the storm control feature You can confi...

Page 27: ...outputs log messages when monitored traffic exceeds the upper threshold or drops below the lower threshold after exceeding the upper threshold 7 Optional Enable the Ethernet interface to send storm co...

Page 28: ...terface has eight pins each of which plays a dedicated role For example pins 1 and 2 transmit signals and pins 3 and 6 receive signals You can use both crossover and straight through Ethernet cables t...

Page 29: ...result includes the cable s status and some physical parameters If any fault is detected the test result shows the length from the local port to the faulty point To test the cable connection of an Eth...

Page 30: ...Ethernet interface or subinterface mtu size The default setting is 1500 bytes Displaying and maintaining an Ethernet interface or subinterface Execute display commands in any view and reset commands...

Page 31: ...ethernet statistics slot slot number In IRF mode Display the Ethernet module statistics display ethernet statistics chassis chassis number slot slot number Clear interface or subinterface statistics...

Page 32: ...ing loopback null and inloopback interfaces 1 Configuring a loopback interface 1 Configuring a null interface 1 Configuring an inloopback interface 2 Displaying and maintaining loopback null and inloo...

Page 33: ...device itself so the device does not forward these packets Using a loopback interface in dynamic routing protocols With no router ID configured for a dynamic routing protocol the system selects the hi...

Page 34: ...e created by the system which cannot be configured or deleted The physical layer and link layer protocol states of an inloopback interface are always up All IP packets sent to an inloopback interface...