H3C S5500-SI Series Operation Manual
Ipv6 configuration
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Operation Manual - IPv6 Configuration
H3C S5500-SI Series Ethernet Switches
Chapter 1 IPv6 Configuration....................................................................................................... 1-1
1.1 IPv6 Overview.................................................................................................................... 1-1
1.1.1 IPv6 Features .......................................................................................................... 1-2
1.1.2 Introduction to IPv6 Address ................................................................................... 1-3
1.1.3 Dual Stack Overview............................................................................................... 1-7
1.1.4 Introduction to IPv6 Neighbor Discovery Protocol .................................................. 1-7
1.1.5 IPv6 PMTU Discovery ........................................................................................... 1-10
1.1.6 Introduction to IPv6 DNS....................................................................................... 1-11
1.1.7 Protocol Specifications.......................................................................................... 1-12
1.2 Configuring Basic IPv6 Functions.................................................................................... 1-12
1.2.1 Configuring the IPv6 Packet Forwarding Function................................................ 1-12
1.2.2 Configuring an IPv6 Unicast Address ................................................................... 1-12
1.3 Configuring IPv6 NDP...................................................................................................... 1-14
1.3.1 Configuring a Static Neighbor Entry...................................................................... 1-14
1.3.2 Configuring the Maximum Number of Neighbors Dynamically Learned ............... 1-15
1.3.3 Configuring Parameters Related to an RA Message ............................................ 1-15
1.4 Configuring PMTU Discovery .......................................................................................... 1-19
1.4.1 Configuring a Static PMTU for a Specified IPv6 Address ..................................... 1-19
1.4.2 Configuring the Aging Time for PMTU .................................................................. 1-19
1.5 Configuring IPv6 TCP Properties..................................................................................... 1-19
............................................................................................................................................... 1-20
1.7 Configuring IPv6 DNS...................................................................................................... 1-21
1.7.1 Configuring Static IPv6 DNS ................................................................................. 1-21
1.7.2 Configuring Dynamic IPv6 DNS ............................................................................ 1-21
1.8 Displaying and Maintaining IPv6...................................................................................... 1-22
1.9 IPv6 Configuration Example ............................................................................................ 1-24
Chapter 2 IPv6 Application Configuration .................................................................................. 2-1
2.1 Introduction to IPv6 Application ......................................................................................... 2-1
2.2 Ping IPv6............................................................................................................................ 2-1
2.3 Traceroute IPv6 ................................................................................................................. 2-1
2.4 FTP Configuration.............................................................................................................. 2-2
2.4.1 Configuration Prerequisites..................................................................................... 2-3
2.4.2 Logging in to the FTP Server .................................................................................. 2-3
2.5 TFTP Configuration ........................................................................................................... 2-4
2.5.1 Configuration Preparation ....................................................................................... 2-4
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Summary of Contents for H3C S5500-SI Series
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Page 1: Table Of Contents
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Table of Contents Table of Contents Chapter 1 IPv6 Configuration....................... 1-1 1.1 IPv6 Overview........................1-1 1.1.1 IPv6 Features ......................1-2 1.1.2 Introduction to IPv6 Address ................... 1-3 1.1.3 Dual Stack Overview....................1-7 1.1.4 Introduction to IPv6 Neighbor Discovery Protocol .......... - Page 2 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Table of Contents 2.5.2 TFTP Configuration....................2-4 2.6 IPv6 Telnet......................... 2-5 2.6.1 Configuration Prerequisites..................2-5 2.6.2 Setting up IPv6 Telnet Connections................ 2-5 2.6.3 Displaying and Maintaining IPv6 Telnet..............2-6 2.7 Examples of Typical IPv6 Application Configurations ............2-6 2.7.1 Network requirements .....................
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Page 3: Chapter 1 Ipv6 Configuration
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Chapter 1 IPv6 Configuration Note: The descriptions and examples in the text applies to both switches and routers, unless there is a warning. When configuring IPv6, go to these sections for information you are interested in:... -
Page 4: Ipv6 Features
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration 1.1.1 IPv6 Features I. Header format simplification IPv6 cuts down some IPv4 header fields or move them to extension headers to reduce the load of basic IPv6 headers, thus making IPv6 packet handling simple and improving the forwarding efficiency. -
Page 5: Introduction To Ipv6 Address
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration V. Built-in security IPv6 uses IPSec as its standard extension header to provide end-to-end security. This feature provides a standard for network security solutions and improves the interoperability between different IPv6 applications. - Page 6 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Caution: The double-colon :: can be used only once in an IPv6 address. Otherwise, the device is unable to determine how many zeros the double-colon represents when converting it to zeros to restore the IPv6 address to a 128-bit address.
- Page 7 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Table 1-1 Mapping between address types and format prefixes Type Format prefix (binary) IPv6 prefix ID Unassigned 00...0 (128 bits) ::/128 address Loopback 00...1 (128 bits)
- Page 8 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration IV. Multicast address Multicast addresses listed in Table 1-2 are reserved for special purpose. Table 1-2 Reserved IPv6 multicast addresses Address Application FF01::1 Node-local scope all-nodes multicast address...
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Page 9: Dual Stack Overview
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration MAC address: 0012-3400-ABCD Represented in binary: 00000000 00010010 00110100 00000000 101 01011 11001101 Insert FFFE : 00000000 00010010 00110100 11111111 11111110 0000 0000 10101011 11001101 Set U/L bit:... - Page 10 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Table 1-3 Types and functions of ICMPv6 messages ICMPv6 message Function Used to acquire the link-layer address of a neighbor Neighbor solicitation Used to verify whether the neighbor is reachable...
- Page 11 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Node A multicasts an NS message. The source address of the NS message is the IPv6 address for the interface of node A and the destination address is the solicited-node multicast address of node B.
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Page 12: Ipv6 Pmtu Discovery
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Node A learns that the IPv6 address is being used by node B after receiving the NA message from node B. Otherwise, node B is not using the IPv6 address and node A can use it. -
Page 13: Introduction To Ipv6 Dns
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration The path MTU (PMTU) discovery mechanism is to find the minimum MTU on the path from the source to the destination. Figure 1-6 shows the working procedure of the PMTU discovery. -
Page 14: Protocol Specifications
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration 1.1.7 Protocol Specifications Protocol specifications related to IPv6 include: RFC 1881: IPv6 Address Allocation Management RFC 1887: An Architecture for IPv6 Unicast Address Allocation RFC 1981: Path MTU Discovery for IP version 6 RFC 2375: IPv6 Multicast Address Assignments RFC 2460: Internet Protocol, Version 6 (IPv6) Specification. - Page 15 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration IPv6 link-local addresses can be acquired in either of the following ways: Automatic generation: The device automatically generates a link-local address for an interface according to the link-local address prefix (FE80::/64) and the link-layer address of the interface.
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Page 16: Configuring Ipv6 Ndp
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Note: After an IPv6 site-local address or aggregatable global unicast address is configured for an interface, a link-local address will be generated automatically. The automatically generated link-local address is the same as the one generated by using the ipv6 address auto link-local command. -
Page 17: Configuring The Maximum Number Of Neighbors Dynamically Learned
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do... Use the command... Remarks Enter system — system-view view ipv6 neighbor ipv6-address Configure mac-address vlan-id port-type static neighbor Required port-number | interface interface-type entry interface-number } 1.3.2 Configuring the Maximum Number of Neighbors Dynamically Learned... - Page 18 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Parameters Description Prefix After receiving the prefix information, the hosts on the same link information can perform stateless autoconfiguration operations. options This field determines whether hosts use the stateful autoconfiguration to acquire IPv6 addresses.
- Page 19 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do… Use the command… Remarks Enter system view system-view — Optional Configure ipv6 nd hop-limit value current hop limit 64 by default. interface interface-type Enter interface view —...
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Page 20: Configuring The Attempts To Send An Ns Message For Duplicate Address
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do… Use the command… Remarks Optional By default, the local interface sends NS messages at intervals ipv6 Set the retrans timer of 1,000 milliseconds and the... -
Page 21: Configuring Pmtu Discovery
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration 1.4 Configuring PMTU Discovery 1.4.1 Configuring a Static PMTU for a Specified IPv6 Address You can configure a static PMTU for a specified IPv6 address. When forwarding packets, an interface compares the MTU of the interface with the static PMTU of the specified destination IPv6 address, and uses the smaller one to fragment packets. -
Page 22: Configuring The Maximum Number Of Ipv6 Icmp Error Packets Sent Within A Specified Time
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration timer is reset from the last packet and the connection is terminated after the finwait timer expires. Size of the IPv6 TCP buffer. Follow these steps to configure IPv6 TCP properties: To do…... -
Page 23: Configuring Ipv6 Dns
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do… Use the command… Remarks Enter system view system-view — Optional Configure the capacity of By default, the capacity token bucket of a token bucket is 10... -
Page 24: Displaying And Maintaining Ipv6
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do… Use the command… Remarks Enter system view system-view — Enable the dynamic Required domain name dns resolve Disabled by default. resolution function server ipv6... - Page 25 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration To do… Use the command… Remarks display ipv6 neighbors [ ipv6-address | all | dynamic | Display neighbor interface interface-type Any view information interface-number static vlan...
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Page 26: Ipv6 Configuration Example
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Note: The display dns domain and display dns server commands are the same as those of IPv4 DNS. For details about the commands, refer to DNS module. - Page 27 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration [SwitchB] ipv6 # Configure an automatically generated link-local address for the VLAN 1 interface. [SwitchB] interface vlan-interface 1 [SwitchB-Vlan-interface1] ipv6 address auto link-local # Configure an EUI-64 address for the VLAN 1 interface.
- Page 28 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration FF02::1 MTU is 1500 bytes ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds ND retransmit interval is 1000 milliseconds...
- Page 29 Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 1 IPv6 Configuration Reply from 2001::E525:0:F01D:1 bytes=56 Sequence=3 hop limit=255 time = 60 ms Reply from 2001::E525:0:F01D:1 bytes=56 Sequence=4 hop limit=255 time = 60 ms Reply from 2001::E525:0:F01D:1 bytes=56 Sequence=5 hop limit=255...
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Page 30: Chapter 2 Ipv6 Application Configuration
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration Chapter 2 IPv6 Application Configuration 2.1 Introduction to IPv6 Application IPv6 has become widely used as it is developing with time. Most of IPv6 application are... -
Page 31: Ftp Configuration
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration Hop Limit = 1 Hop Limit = 1 Hop Limit exceeded Hop Limit exceeded Hop Limit = 2 Hop Limit = 2 Hop Limit exceeded... -
Page 32: Configuration Prerequisites
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration 2.4.1 Configuration Prerequisites The FTP server is started, with the related parameters, such as username, password, and user rights, configured. Refer to File System Management module for detailed procedures. -
Page 33: Tftp Configuration
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration 2.5 TFTP Configuration IPv6 supports TFTP (Trivial File Transfer Protocol). As a client, the device can download files from or upload files to a TFTP server. -
Page 34: Ipv6 Telnet
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration To do… Use the command… Remarks Required tftp ipv6 remote-system [-i interface-type Upload files to interface-number source-filename Available TFTP servers [ destination-filename ] user view... -
Page 35: Displaying And Maintaining Ipv6 Telnet
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration Caution: It is required to specify the -i parameter when the destination address is a link local address. 2.6.3 Displaying and Maintaining IPv6 Telnet Follow the following steps to display IPv6 Telnet: To do…... -
Page 36: Configuration Procedure
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration 2.7.3 Configuration procedure Note: You need configure IPv6 address at the switch’s and server’s interfaces and ensure that the route between the switch and the server is accessible before the following configuration. -
Page 37: Troubleshooting Ipv6 Application
<SWA> telnet ipv6 3002::1 Trying 3002::1 ... Press CTRL+K to abort Connected to 3002::1 ... ********************************************************************* * Copyright(c) 2004-2006 Hangzhou H3C Technologies Co., Ltd. * Without the owner's prior written consent, * no decompiling or reverse-engineering shall be allowed. ********************************************************************* <SWC>... -
Page 38: Unable To Run Ftp
Operation Manual – IPv6 Configuration H3C S5500-SI Series Ethernet Switches Chapter 2 IPv6 Application Configuration If yes, check whether the UDP port used by Traceroute has the required application in the destination host If yes again, specify a UDP port that is unreachable in the tracert ipv6 command.
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