其值按照RFC1700中ADDRESS FAMILY NUMBERS的定义。 Capability Code为2(RFC2918) 表示支持路由刷新能力,即Route Refresh Capability。此能力的code为2,length为零,无value部分。 需要说明的是,只有在能力协商中使能了支持Route Refresh Capability,路由器才能处理REFRESH报文。我们的实现是默认情况下,支持IPv4单播能力与...
AFI:地址族标识(Address Family Identifier),占2个字节,能力所支持地址族标识信息,用以和SAFI一同确定网络层协议和IP地址间的关系,编码方式与多协议扩展中的规定相同。其值按照RFC1700中ADDRESS FAMILY NUMBERS的定义; Res:保留位,占1个字节,发送者应将其设置为零,在接受的时候忽略; SAFI:子地址族标识(Address Fam...
Value 该域长度是3个字节,其取值范围在参考文档[14]中的 "Address Family Number" 列表下。下面是关于该列表的一个摘要: 1IPv4 (IP version 4) 2IPv6 (IP version 6) 3NSAP 4HDLC (8-bit multidrop) 5BBN 1822 6802 (includes all 802 media plus Ethernet "canonical format") 7E.163 (POTS) 8E.1...
The encoding of an IPv4 address (address family 1) follows the encoding specified for the A RR by [RFC1035], section 3.4.1. IPv4地址(地址族1)的编码遵循[RFC1035]第3.4.1节为A RR指定的编码。 PREFIX specifies the number of bits of the IPv4 address starting at the most significant bit. ...
[IANAADFAM] IANA, "Address Family Numbers", http://www.iana.org. [IANAADFAM]IANA,“地址系列号”,http://www.iana.org. 6.2. Informative References 6.2. 资料性引用 [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997. ...
Presently defined values for the Address Family Identifier field are specified in the IANA's Address Family Numbers registry [IANA-AF]. 目前为地址族标识符字段定义的值在IANA的地址族编号注册表[IANA-AF]中指定。 Subsequent Address Family Identifier (SAFI): ...
ar$sstl Type & length of source NBMA subaddress interpreted in the context of the 'address family number'[6] indicated by ar$afn. When an NBMA technology has no concept of a subaddress, the subaddress length is always coded ar$sstl = 0 and no storage is allocated for the subaddress in ...
approaches exist to describe networks or address ranges. This document specifies a new DNS RR type "APL" for address prefix lists.1. Conventions used in this document The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT","SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", ...
+-+-+-+-+ | Prefix | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ Address Family Two octet quantity containing a value from ADDRESS FAMILY NUMBERS in [RFC1700] that encodes the address family for the address prefix in the Prefix field....
An ACK response message contains the original Netlink message header, which can be used to compare against (sent sequence numbers, etc). 错误代码为零表示消息是ACK响应。ACK响应消息包含原始Netlink消息头,可用于与(发送的序列号等)进行比较。