这是张工花了三天三夜整理的，网络工程师专有名词大全，目前总共有600多个，主要涉及网络协议、技术、网络有关的名词缩写，还有广域网、无线、接入网、存储相关的专有名词，有这些专有名词的英文解释和中文解释，常用的不常用的都有。
我还做了多种类型的文档，有excel的，有pdf的，有图片格式的，毫无保留的分享给大家，大家可通过这个专有名词大全，查询记不住的专有名词，经验丰富的网络工程师，也可以看一下自己还有哪些知识没有掌握的，可以有针对性的学习，如果这600多个专有名词都全部熟悉了，那就是大佬无疑了。
我已经将文件打包，可以点此下载，如果有未收录到的，请大家反馈一下，我及时添加进去。
| 序号 | 名称 | 英文解释 | 中文解释 |
|---|---|---|---|
| 1 | BGP | Border Gateway Protocol | 边界网关协议 |
| 2 | EBGP | External BGP | 运行在不同AS之间的BGP |
| 3 | IBGP | Interior BGP | 运行在相同AS内的BGP |
| 4 | RR | Route Reflector | 路由反射器 |
| 5 | CFM | Connectivity Fault Management | 连接故障管理 |
| 6 | CFD | Connectivity Fault Detection | 连通错误检测 |
| 7 | MD | Maintenance Domain | 维护域 |
| 8 | MA | Maintenance Association | 维护集 |
| 9 | MP | Maintenance Point | 维护点 |
| 10 | MEP | Maintenance Association End Point | 维护端点 |
| 11 | MIP | Maintenance Association Intermediate Point | 维护中间点 |
| 12 | CCM | Continuity Check Message | 连续性检测报文 |
| 13 | RDI | Remote Defect Indication | 远程故障指示 |
| 14 | LM | Loss Measurement | 丢包测试 |
| 15 | LMM | Loss Measurement Message | 丢包测量报文 |
| 16 | LMR | Loss Measurement Reply | 丢包测量应答 |
| 17 | DM | Delay Measurement | 帧时延测试 |
| 18 | DMM | Delay Measurement Message | 时延测量报文 |
| 19 | EVC | Ethernet Virtual Connection | 以太网虚连接 |
| 20 | EVPN | Ethernet Virtual Private Network | 基于BGP和MPLS的L2 VPN |
| 21 | BUM | Broadcast、Unknown Unicast、Multicast | 广播、未知单播、组播流量统称 |
| 22 | DF | Designated Forwarder | 指定转发者 |
| 23 | ES | Ethernet Segment | 以太网段 |
| 24 | ESI | Ethernet Segment Identifier | 以太网段标识 |
| 25 | EVI | EVPN Instance | EVPN实例 |
| 26 | VTEP | VXLAN Tunnel Endpoints | VXLAN隧道端点 |
| 27 | NLRI | Network Layer Reachability Information | 网络层可达信息 |
| 28 | NVE | Network Virtualization Edge | 网络虚拟化边缘 |
| 29 | VNI | VXLAN Network Identifier | VXLAN网络标识符 |
| 30 | HoPE | Hierarchy of PE | 分层PE |
| 31 | UPE | Underlayer PE | 直接连接用户的设备 |
| 32 | UPE | User-end PE | 用户侧PE |
| 33 | SPE | Superstratum PE | 接入UPE并位于网络内部的设备称为上层PE |
| 34 | SPE | Service Provider-end PE | 运营商侧PE |
| 35 | NPE | Network Provider-end PE | 连接SPE并面向网络侧的PE称为网络侧PE |
| 36 | NS | Neighbor Solicitation | 邻居请求报文 |
| 37 | NA | Neighbor Advertisement | 邻居通告报文 |
| 38 | RA | Router Advertisement | 路由通告报文 |
| 39 | ND | Neighbor Discovery | 邻居发现 |
| 40 | NDP | Neighbor Discovery Protocol | 邻居发现协议 |
| 41 | NTDP | Neighbor Topology Discovery Protocol | 邻居拓扑发现协议 |
| 42 | 6PE | IPv6 Provider Edge | IPv6 PE |
| 43 | DUID | DHCPv6 Unique Identifier | 即DHCPv6设备唯一标识符 |
| 44 | SLAAC | Stateless address autoconfiguration | 无状态地址自动配置 |
| 45 | RS | Router Solicitation | 路由器请求 |
| 46 | L2TP | Layer 2 Tunneling Protocol | 二层隧道协议 |
| 47 | NAS | Network Access Server | 网络接入服务器 |
| 48 | LAC | L2TP Access Concentrator | L2TP访问集中器 |
| 49 | LNS | L2TP Network Server | L2TP网络服务器 |
| 50 | MPLS | Multiprotocol Label Switching | 多协议标签交换 |
| 51 | LDP | Label Distribution Protocol | 标签分发协议 |
| 52 | FEC | Forwarding Equivalence Class | 转发等价类 |
| 53 | LSR | Label Switched Router | 标签交换路由器 |
| 54 | FRR | Fast Reroute | 快速重路由 |
| 55 | GR | Graceful Restart | 平滑重启 |
| 56 | NSR | Non-stop Routing | 不间断路由 |
| 57 | AC | Attachment Circuit | 接入电路 |
| 58 | OSPF | Open Shortest Path First | 开放式最短路径优先 |
| 59 | LSA | Link State Advertisement | 链路状态通告 |
| 60 | LSDB | Link State DataBase | 链路状态数据库 |
| 61 | DD | Database Description packet | 数据库描述报文 |
| 62 | LSR | Link State Request packet | 链路状态请求 |
| 63 | LSU | Link State Update packet | 链路状态更新 |
| 64 | LSAck | Link State Acknowledgment packet | 对接收到的LSU报文进行确认 |
| 65 | NSSA | Not-So-Stubby Area | 不是那么粗短的区域 |
| 66 | PPPoE | Point-to-Point Protocol over Ethernet | 以太网承载PPP协议 |
| 67 | PADI | PPPoE Active Discovery Initiation | 主机广播发起分组 |
| 68 | PADO | PPPoE Active Discovery Offer | 主动发现提议包 |
| 69 | PADR | PPPoE Active Discovery Request | 主动发现请求包 |
| 70 | PADS | PPPoE Active Discovery Session-confirmation | 主机发现会话确认包 |
| 71 | QoS | Quality of Service | 服务质量 |
| 72 | TP | Traffic Policing | 流量监管 |
| 73 | TS | Traffic Shaping | 流量整形 |
| 74 | WRR | Weighted Round Robin | 加权循环调度算法 |
| 75 | PQ | Priority Queuing | 优先级队列 |
| 76 | DSCP | DS Code Point | 区分服务代码点 |
| 77 | CSCP | Class Selector Code Point | 类选择代码点 |
| 78 | PHB | Per-Hop Behavior | 逐跳行为 |
| 79 | CS | Class Selector | 类选择码 |
| 80 | EF | Expedited Forwarding | 加速转发 |
| 81 | AF | Assured Forwarding | 保证转发 |
| 82 | BE | Best-Effort | 尽力而为 |
| 83 | CIR | Committed Information Rate | 承诺信息速率 |
| 84 | CBS | Committed Burst Size | 承诺突发尺寸 |
| 85 | EBS | Excess Burst Size | 超额突发尺寸 |
| 86 | SRR | Shaped Round Robin | 整形循环 |
| 87 | WTD | Weighted Tail Drop | 加权的尾下降 |
| 88 | DiffServ | Differentiated Services | 区分服务 |
| 89 | WFQ | Weighted Fair Queuing | 加权公平队列 |
| 90 | LPQ | Low Priority Queue | 低优先级队列 |
| 91 | WRED | Weighted Random Early Detection | 加权随机早期检测 |
| 92 | BPDU | Bridge Protocol Data Unit | 网桥协议数据单元 |
| 93 | TCN BPDU | Topology Change Notification BPDU | 拓扑变化 |
| 94 | MSTP | Multiple Spanning Tree Protocol | 多生成树协议 |
| 95 | PVRST | Per-VLAN Rapid Spanning Tree | 快速的每VLAN生成树 |
| 96 | VBST | VLAN-Based Spanning Tree | 是华为提出的一种生成树协议 |
| 97 | PVST | Per-VLAN Spanning Tree | 每个VLAN生成树 |
| 98 | GRE | Generic Routing Encapsulation | 通用路由封装协议 |
| 99 | IPsec | Internet Protocol Security | 互联网安全协议 |
| 100 | AH | Authentication Header | 认证头 |
| 101 | ESP | Encapsulating Security Payload | 封装安全载荷 |
| 102 | SA | Security Association | 安全联盟 |
| 103 | SPI | Security Parameter Index | 安全参数索引 |
| 104 | VPN | Virtual Private Network | 虚拟专用网络 |
| 105 | HVPN | Hierarchy of VPN | 分层VPN |
| 106 | VPDN | Virtual Private Dial-up Network | 虚拟私有拨号网 |
| 107 | DSVPN | Dynamic Smart Virtual Private Network | 动态智能VPN |
| 108 | NHRP | Next Hop Resolution Protocol | 下一跳解析协议 |
| 109 | mGRE | multipoint Generic Routing Encapsulation | 多点通用路由封装 |
| 110 | dh-group | Diffie-Hellman | DH组 |
| 111 | PFS | perfect forward secrecy | 完全前向保密 |
| 112 | IKE | Internet Key Exchange | Internet密钥交换 |
| 113 | ISAKMP | Internet Security Association Key Management Protocol | Internet安全关联密钥管理协议 |
| 114 | PPTP | Point to Point Tunneling Protocol | 即点对点隧道协议 |
| 115 | ACL | Access Control List | 访问控制列表 |
| 116 | MFF | MAC-Forced Forwarding | MAC强制转发 |
| 117 | IPSG | IP Source Guard | IP源防攻击 |
| 118 | URPF | Unicast Reverse Path Forwarding | 反向路径转发 |
| 119 | MPAC | Management Plane Access Control | 管理平面防护 |
| 120 | CIS | Cybersecurity Intelligence System | 网络安全智能系统 |
| 121 | RADIUS | Remote Authentication Dial In User Service | 远程用户拨号认证系统 |
| 122 | HDD | Hard Disk Drive | 机械硬盘 |
| 123 | SSD | Solid State Drives | 固态硬盘 |
| 124 | SATA | Serial Advanced Technology Attachment | 串行高级技术附件 |
| 125 | SAS | Serial Attached SCSI | 即串行连接SCSI |
| 126 | SCSI | Small Computer System Interface | 小型计算机系统接口 |
| 127 | iSCSI | Internet Small Computer System Interface | Internet小型计算机系统接口 |
| 128 | SAN | Storage Area Network | 存储区域网络 |
| 129 | IP-SAN | IP Storage Area Network | IP存储区域网络 |
| 130 | NAS | Network Attached Storage | 网络附属存储 |
| 131 | FC | Fiber Channel | 光纤通道 |
| 132 | HBA | Host Bus Adapter | 主机总线适配器 |
| 133 | LUN | Logical Unit Number | 逻辑单元号 |
| 134 | LVM | Logical Volume Manager | 逻辑卷管理器 |
| 135 | PV | Physical Volume | 物理卷 |
| 136 | LV | Logical Volume | 逻辑卷 |
| 137 | DAS | Direct-Attached Storage | 开放系统的直连式存储 |
| 138 | I/O | Input/Output | 输入/输出 |
| 139 | BFD | Bidirectional Forwarding Detection | 双向转发检测 |
| 140 | DLDP | Device Link Detection Protocol | 设备链路检测协议 |
| 141 | VRRP | Virtual Router Redundancy Protocol | 虚拟路由冗余协议 |
| 142 | VSS | Virtual Switch System | 虚拟交换系统 |
| 143 | VSL | Virtual Switch Link | 虚拟交换连接 |
| 144 | VSLP | Virtual Switch Link Protocol | 虚拟交换连接协议 |
| 145 | LMP | Link Management Protocol | 链路管理协议 |
| 146 | RRP | Role Resolution Protocol | 用以协议两台机箱的主/备关系 |
| 147 | MEC | Multichassis EtherChannel | 跨物理机箱的端口聚合 |
| 148 | PAgP | Port Aggregration Protocol | 端口聚合协议 |
| 149 | EPAgP | EPAgP | 增强PAgp |
| 150 | In-chassis active | ICA | 机箱内主引擎 |
| 151 | In-chassis standby | ICS | 机箱内备引擎 |
| 152 | RPR | route processor redundancy | 路由处理器冗余 |
| 153 | UDLDP | Unidirectional Link Detection Protocol | 单向链路检测 |
| 154 | DAD | duplicate address detection | 重复地址检测 |
| 155 | DAD | Double Active Detect | 多主检测 |
| 156 | HA | High availability | 高可用性 |
| 157 | RPP | Route Processor Redundancy | 路由处理器冗余 |
| 158 | NSF | Nonstop Forwarding | IOS无中断转发 |
| 159 | IRF | Intelligent Resilient Framework | 智能弹性架构 |
| 160 | CSS | Cluster Switch System | 集群交换机系统 |
| 161 | VSU | Virtual Switch Unit | 即虚拟交换单元 |
| 162 | AG | link-aggregation | 也叫端口聚合 |
| 163 | ATM | Asynchronous Transfer Mode | 异步传输 |
| 164 | FR | Frame Relay | 帧中继 |
| 165 | SONET | Synchronous Optical Network | 同步光纤网络 |
| 166 | SDH | Synchronous Digital Hierarchy | 同步数字系列 |
| 167 | ISDN | Integrated Serviced Digital Network | 综合业务数字网 |
| 168 | IDN | Integrated Digital Network | 综合数字网 |
| 169 | DSL | Digital Subscriber's Line | 数字用户线路 |
| 170 | ADSL | Asymmetric Digital Subscriber Line | 不对称数字用户线 |
| 171 | VDSL | Very-high-bit-rate Digital Subscriber loop | 甚/超高速数字用户线路 |
| 172 | IMA | Inverse Multiplexing for ATM | ATM反向复用 |
| 173 | DCC | Dial Control Center | 拨号控制中心 |
| 174 | PPP | Point-to-Point Protocol | 点对点协议 |
| 175 | SLIP | Serial Line Internet Protocol | 串行线IP协议 |
| 176 | LCP | Link Control Protocol | 链路控制协议 |
| 177 | NCP | Network Control Protocol | 网络控制协议 |
| 178 | MP | MultiLink PPP | 多链路ppp |
| 179 | HDLC | High-level Data Link Control | 高级数据链路控制 |
| 180 | DTE | Data Terminal Equipment | 数据终端设备 |
| 181 | DCE | Data Circuit-terminating Equipment | 数据电路终接设备 |
| 182 | RTC | Remote Terminal Connection | 远程终端连接 |
| 183 | SVF | Super Virtual Fabric | 超级虚拟交换网技术 |
| 184 | CHAP | Challenge-Handshake Authentication Protocol | 挑战握手认证协议 |
| 185 | PAP | Password Authentication Protocol | 密码验证协议 |
| 186 | RSA | Rivest Shamir and Adleman | 三个人名 |
| 187 | DES | Data Encryption Standard | 数据加密标准 |
| 188 | 3DES | Triple Data Encryption Standard | 三重标准加密算法 |
| 189 | AES | Advanced Encryption Standard | 先进加密标准 |
| 190 | HMAC | Keyed-Hash Message Authentication Code | 消息认证码算法 |
| 191 | MD5 | Message Digest 5 | 消息摘要 |
| 192 | SHA | Secure Hash Algorithm | 安全散列算法 |
| 193 | EAP | Extensible Authentication Protocol | 可扩展的身份验证协议 |
| 194 | LEAP | Light Extensible Authentication Protocol | 轻量级可扩展身份验证协议 |
| 195 | EAPOL | EAP OVER LAN | 基于局域网的扩展认证协议 |
| 196 | TLS | Transport Layer Security | 传输层安全性协议 |
| 197 | PON | Passive Optical Network | 无源光网络 |
| 198 | EPON | Ethernet Passive Optical Network | 以太网无源光网络 |
| 199 | GPON | Gigabit-Capable PON | 吉比特无源光网络 |
| 200 | OLT | Optical Line Terminal | 光线路终端 |
| 201 | ONU | Optical Network Unit | 光网络单元 |
| 202 | ONT | Optical Network Terminal | 光网络终端 |
| 203 | FTTH | fiber to the home | 光纤到家庭 |
| 204 | FTTO | fiber to the office | 光纤到办公室 |
| 205 | FTTB | fiber to the building | 光纤到楼 |
| 206 | OMCI | Optical Network Terminal Management and Control Interface | 光网络终端管理控制接口 |
| 207 | RRPP | Rapid Ring Protection Protocol | 快速环网保护协议 |
| 208 | ERPS | Ethernet Ring Protection Switching | 即以太网多环保护技术 |
| 209 | RAPS | Ring Auto Protection Switching | 保护倒换 |
| 210 | VLL | Virtual Leased Line | 虚拟租用线路 |
| 211 | VPWS | Virtual Private Wire Service | 虚拟专用线路业务 |
| 212 | VPLS | Virtual Private LAN Service | 虚拟专用局域网业务 |
| 213 | VSI | Virtual Switch Instance | 虚拟交换实例 |
| 214 | PWE3 | Pseudo-Wire Emulation Edge to Edge | 端到端伪线仿真 |
| 215 | VXLAN | Virtual eXtensible Local Area Network | 虚拟扩展局域网 |
| 216 | NVO3 | Network Virtualization over Layer 3 | 三层网络虚拟化 |
| 217 | TRILL | Transparent Interconnection of Lots of Links | 多链路透明互连 |
| 218 | CUSP | Cisco Unified SIP Proxy | 思科Unified SIP代理 |
| 219 | MTP | Media Termination Point | 媒体终结点 |
| 220 | TRP | Trusted Relay Point | 可信中继点 |
| 221 | UC | Unified Communications | 统一通信 |
| 222 | PSTN | Public Switched Telephone Network | 公共交换电话网络 |
| 223 | FXO | Foreign Exchange Office | 外部交换局 |
| 224 | FXS | Foreign Exchange Station | 外部交换站 |
| 225 | SCCP | Skinny Client Control Protocol | 瘦客户端控制协议 |
| 226 | SIP | session initiation protocol | 会话初始协议 |
| 227 | MGCP | Media Gateway Control Protocol | 媒体网关控制协议 |
| 228 | VoIP | Voice over IP | IP语音通信 |
| 229 | IVR | interactive-voice-response | 交互式语音响应 |
| 230 | CVP | Customer Voice Portal | 客户语音门户 |
| 231 | AXP | Application Extension Platform | 应用拓展平台 |
| 232 | GK | Gatekeeper | 网守 |
| 233 | OIR | Online insertion and removal | 在线插入和删除 |
| 234 | PVDM | packet voice/data module | 分组语音数据模块 |
| 235 | DSP | digital signal processor | 数字信号处理器 |
| 236 | HIMI | Cisco High-Speed Intrachassis Module Interconnect | 高速模块互连 |
| 237 | DOD | Direct outward dialing | 直拨外线 |
| 238 | DID | Direct Inward Dialing | 直接拨入 |
| 239 | BRI | Basic Rate Interface | 基本速率接口 |
| 240 | PRI | Primary Rate Interface | 基本速率接口 |
| 241 | ANI | Automatic Number Identification | 自动号码识别 |
| 242 | CLIP | Calling Line Identification Presentation | 主叫用户线识别提示 |
| 243 | CNIP | Calling Name Identification Presentation | 主叫姓名显示 |
| 244 | SNMP | Simple Network Management Protocol | 简单网络管理协议 |
| 245 | RMON | Remote Network Monitoring | 远程网络监视 |
| 246 | PM | Performance Management | 性能管理 |
| 247 | iPCA | Packet Conservation Algorithm for Internet | 网络包守恒算法 |
| 248 | NQA | Network Quality Analysis | 网络质量分析 |
| 249 | sFlow | Sampled Flow | 采样流 |
| 250 | NETCONF | Network Configuration Protocol | 网络配置协议 |
| 251 | CWMP | CPE WAN Management Protocol | CPE广域网管理协议 |
| 252 | WLAN | Wireless Local Area Network | 无线局域网 |
| 253 | WIDS | Wireless Intrusion Detection System | 无线入侵检测系统 |
| 254 | WIPS | Wireless Intrusion Prevention System | 无线干扰防御系统 |
| 255 | WDS | Wireless Distribution System | 无线分布式系统 |
| 256 | WMN | Wireless Mesh Network | 无线Mesh网络 |
| 257 | CAPWAP | Control And Provisioning of Wireless Access Points Protocol | 无线接入点的控制和配置协议 |
| 258 | LWAPP | Lightweight Access Point Protocol | 轻型接入点协议 |
| 259 | SSID | Service Set Identifiers | 服务集标识符 |
| 260 | WEP | Wired Equivalent Privacy | 有线等效加密 |
| 261 | WPA | Wi-Fi Protected Access | Wi-Fi 保护存取 |
| 262 | IAPP | Inter-Access Point Protocol | 接入点内部协议 |
| 263 | WLC | wireless LAN controller | 无线局域网控制器 |
| 264 | OFDM | Orthogonal Frequency Division Multiplexing | 即正交频分复用技术 |
| 265 | DFS | Dynamic Frequency Selection | 动态频率选择 |
| 266 | GPR | Gratuitous Probe Response | 无偿探测响应 |
| 267 | MIC | Message Integrity Check | 消息完整性检查 |
| 268 | CCMP | Counter CBC-MAC Protocol | 计数器模式密码块链消息完整码协议 |
| 269 | TKIP | Temporal Key Integrity Protocol | 时间密钥完整性协议 |
| 270 | PSPF | Public Secure Packet Forwarding | 阻挡公共热点中客户端到客户端通信的过滤器 |
| 271 | MIMO | Multiple-Input Multiple-Output | 多进多出 |
| 272 | SISO | Single-Input Single-Output | 单输入,单输出 |
| 273 | SIMO | Single-Input Multiple-Output | 单输入多输出 |
| 274 | MISO | Multiple-Input Single-Output | 多输入单输出 |
| 275 | MU-MIMO | Multi-user MIMO | 多用户-多输入多输出 |
| 276 | CO-MIMO | Cooperative MIMO | 多个无线设备组成虚拟的多天线系统 |
| 277 | OFDMA | Orthogonal Frequency-Division Multiple Access | 正交频分多址 |
| 278 | OWE | Opportunistic Wireless Encryption | 机会性无线加密 |
| 279 | SSH | Secure Shell | 安全 |
| 280 | LLDP | Link Layer Discovery Protocol | 链路层发现协议 |
| 281 | CDP | Císco Discovery Protocol | 思科发现协议 |
| 282 | NTP | Network Time Protocol | 网络时间协议 |
| 283 | SNTP | Simple Network Time Protocol | 简单网络时间协议 |
| 284 | PTP | Precision Time Protocol | 精确时钟同步协议 |
| 285 | LACP | Link Aggregation Control Protocol | 链路聚合控制协议 |
| 286 | GARP | Generic Attribute Registration Protocol | 通用属性注册协议 |
| 287 | VCMP | VLAN Central Management Protocol | VLAN集中管理协议 |
| 288 | STP | Spanning Tree Protocol | 生成树协议 |
| 289 | RSTP | Rapid Spanning Tree Protocol | 快速生成树协议 |
| 290 | ARP | Address Resolution Protocol | 地址解析协议 |
| 291 | RARP | Reverse Address Resolution Protocol | 逆地址解析协议 |
| 292 | ICMP | Internet Control Message Protocol | 互联网控制报文协议 |
| 293 | TCP | Transmission Control Protocol | 传输控制协议 |
| 294 | UDP | User Datagram Protocol | 用户数据报协议 |
| 295 | DHCP | Dynamic Host Configuration Protocol | 动态主机配置协议 |
| 296 | BOOTP | BOOTstrap Protocol | 引导程序协议 |
| 297 | DNS | Domain Name System | 域名系统 |
| 298 | mDNS | Multicast Domain Name System | 组播域名系统 |
| 299 | RIP | Routing Information Protocol | 路由信息协议 |
| 300 | IGP | Interior Gateway Protocol | 内部网关协议 |
| 301 | EGP | Exterior Gateway Protocol | 外部网关协议 |
| 302 | IS-IS | Intermediate System to Intermediate System | 中间系统到中间系统 |
| 303 | CLNP | ConnectionLess Network Protocol | 无连接网络协议 |
| 304 | IPX | Internet Packet Exchange | 互联网分组交换协议 |
| 305 | SSL | Secure Sockets Layer | 安全套接字协议 |
| 306 | HTTPS | Secure HTTP | 是支持SSL的HTTP协议 |
| 307 | TFTP | Trivial File Transfer Protocol | 简单文件传输协议 |
| 308 | SMB | Server Message Block | 服务器信息块协议 |
| 309 | CIFS | Common Internet File System | 通用Internet文件系统 |
| 310 | IGRP | Interior Gateway Routing Protocol | 内部网关路由协议 |
| 311 | EIGRP | Enhanced Interior Gateway Routing Protocol | 增强内部网关路由协议 |
| 312 | HSRP | Hot Standby Routing Protocol | 热备份路由器协议 |
| 313 | RGMP | Cisco Router Port Group Management Protocol | 思科路由器端口组管理协议 |
| 314 | CGMP | Cisco Group Management Protocol | 思科组管理协议 |
| 315 | FTP | File Transfer Protocol | 文件传输协议 |
| 316 | HTTP | HyperText Transfer Protocol | 超文本传输协议 |
| 317 | LDAP | Lightweight Directory Access Protocol | 轻量目录访问协议 |
| 318 | SMTP | Simple Mail Transfer Protocol | 即简单邮件传输协议 |
| 319 | POP3 | Post Office Protocol - Version 3 | 邮局协议版本3 |
| 320 | XMPP | Extensible Messaging and Presence Protocol | 可扩展通讯和表示协议 |
| 321 | RTMP | Real Time Messaging Protocol | 实时消息传输协议 |
| 322 | MQTT | Message Queuing Telemetry Transport | 消息队列遥测传输 |
| 323 | RTSP | Real Time Streaming Protocol | 实时流传输协议 |
| 324 | PBB | Provider Backbone Bridges | 运营商骨干网桥 |
| 325 | PBBN | Provider Backbone Bridge Network | 运营商骨干桥接网 |
| 326 | PBN | Provider Bridge Network | 运营商桥接网 |
| 327 | QinQ | 802.1Q-in-802.1Q | QinQ |
| 328 | BEB | Backbone Edge Bridge | 骨干网边缘网桥 |
| 329 | BCB | Backbone Core Bridge | 骨干网核心网桥 |
| 330 | B-MAC | Backbone MAC | 骨干网MAC |
| 331 | B-VLAN | Backbone VLAN | 骨干网VLAN |
| 332 | I-SID | Backbone Service Instance Identifier | 骨干网服务实例编号 |
| 333 | SPB | Shortest Path Bridging | 最短路径桥 |
| 334 | SPBM | Shortest Path Bridging MAC | 最短路径桥MAC |
| 335 | IGMP | Internet Group Management Protocol | 互联网组管理协议 |
| 336 | SSM | Source-Specific Multicast | 称为指定源组播 |
| 337 | MLD | Multicast Listener Discovery | 组播侦听者发现协议 |
| 338 | PIM | Protocol Independent Multicast | 协议无关组播 |
| 339 | RPF | Reverse Path Forwarding | 逆向路径转发 |
| 340 | PIM-DM | PIM-Dense Mode | 协议无关组播-密集模式 |
| 341 | PIM-SM | PIM-Sparse Mode | 协议无关组播—稀疏模式 |
| 342 | MSDP | Multicast Source Discovery Protocol | 组播源发现协议 |
| 343 | IETF | Internet Engineering Task Force | Internet工程任务组 |
| 344 | ITU | International Telecommunication Union | 国际电信联盟 |
| 345 | ISO | International Organization for Standardization | 国际标准化组织 |
| 346 | cli | command-line interface | 命令行界面 |
| 347 | console | console | 控制台 |
| 348 | telnet | Telecommunications Network | 远程登录 |
| 349 | SN | Serial Number | 序列号 |
| 350 | PoE | Power over Ethernet | 以太网供电 |
| 351 | UPS | Uninterruptible Power Supply | 不间断电源 |
| 352 | PSE | Power-sourcing Equipment | 供电设备 |
| 353 | PD | Powered Device | 受电设备 |
| 354 | MDI | Media Dependent Interface | 媒体独立接口 |
| 355 | OPS | Open Programmability System | 开放可编程系统 |
| 356 | API | Application Programming Interface | 应用程序接口 |
| 357 | FM | Fault Management | 故障管理 |
| 358 | VLANIF | Virtual Local Area Network Interface | vlan接口 |
| 359 | LAN | Local Area Network | 局域网 |
| 360 | WAN | Wide Area Network | 广域网 |
| 361 | FE | Fast Ethernet | 快速以太网 |
| 362 | CSMA/CD | Carrier Sense Multiple Access/Collision Detection | 载波监听多点接入/碰撞检测 |
| 363 | MAC | Media Access Control | 媒体访问控制 |
| 364 | DMAC | Destination MAC | 目的地址 |
| 365 | CRC | Cyclic Redundancy Check | 循环冗余校验 |
| 366 | LLC | Logical Link Control | 逻辑链路控制 |
| 367 | DSAP | Destination Service Access Point | 目的服务访问点 |
| 368 | SSAP | Source Service Access Point | 源服务访问点 |
| 369 | Eth-Trunk | Eth-Trunk | 太网链路聚合 |
| 370 | VLAN | Virtual Local Area Network | 即虚拟局域网 |
| 371 | TPID | Tag Protocol Identifier | 标签协议标识 |
| 372 | SEP | Smart Ethernet Protection | 智能以太网保护 |
| 373 | IPng | IP Next Generation | Internet协议,下一代 |
| 374 | HPC | High Performance Computing | 高性能计算 |
| 375 | DDNS | Dynamic Domain Name Server | 动态域名服务 |
| 376 | AS | Autonomous System | 自治系统 |
| 377 | MQC | Modular QoS Command-Line Interface | 模块化QoS命令行 |
| 378 | MPLS TE | MPLS Traffic Engineering | MPLS流量工程 |
| 379 | ICV | Integrity Check Value | 完整性校验值 |
| 380 | MCE | Multi-VPN-Instance CE | 多实例CE |
| 381 | CE | Customer Edge | 客户侧边缘设备 |
| 382 | PE | Provider Edge | 网络侧边缘设备 |
| 383 | ISP | Internet Service Provider | 服务提供者 |
| 384 | NSP | Network Service Provider | 网络服务提供商 |
| 385 | PSN | Packet Switched Network | 分组交换网络 |
| 386 | AC | WLAN Access Controller | 无线接入控制器 |
| 387 | AAA | Authentication、Authorization、Accounting | 认证、授权、计费 |
| 388 | NAS | Network Access Server | 网络接入服务器 |
| 389 | NAC | Network Admission Control | 网络接入控制 |
| 390 | PKI | Public Key Infrastructure | 公钥基础设施 |
| 391 | ECA | Encrypted Communication Analytics | 加密通信检测 |
| 392 | VM | Virtual Machine | 虚拟机 |
| 393 | BootROM | Boot Read-Only Memory | 用于存放路由器启动程序的存储器 |
| 394 | TDM | Time Division Multiplexing | 时分复用 |
| 395 | UNI | User-Network Interface | 用户网络接口 |
| 396 | NAT | Network Address Translation | 网络地址转换 |
| 397 | DAA | Destination Address Accounting | 目的地址计费 |
| 398 | IPS | Intrusion Prevention System | 入侵防御系统 |
| 399 | URL | Uniform Resource Locator | 统一资源定位符 |
| 400 | CA | Certificate Authority | 证书颁发机构 |
| 401 | CRL | Certificate Revocation List | 证书撤销列表 |
| 402 | ACS | Auto-Configuration Server | 自动配置服务器 |
| 403 | CPE | Customer Premises Equipment | 用户侧设备 |
| 404 | EOC | Embedded Operations Channel | 内嵌运行通路 |
| 405 | LSDP | Link Status Detection Protocol | 链路状态检测协议 |
| 406 | TWAMP | Two-Way Active Measurement Protocol | 双向主动测量协议 |
| 407 | HWTACACS | Huawei Terminal Access Controller Access Control System | 华为终端访问控制器控制系统协议 |
| 408 | TACACS | Terminal Access Controller Access-Control System | 终端访问控制器访问控制系统 |
| 409 | CGN | Carrier Grade NAT | 运营商级NAT |
| 410 | PCP | Port Control Protocol | 端口控制协议 |
| 411 | SCTP | Stream Control Transmission Protocol | 即流控传输协议 |
| 412 | CAC | Call Admission Control | 用户连接准入控制 |
| 413 | AMC | adaptive modulation and coding | 自适应调制编码 |
| 414 | CCA | Clear Channel Assessment | 即空闲信道评估 |
| 415 | DFI | Dynamic Flow Inspection | 动态流检测 |
| 416 | DAI | Dynamic ARP Inspection | 动态ARP检测 |
| 417 | EAI | Egress ARP Inspection | 出口ARP检测 |
| 418 | TC | Topology Change | 拓扑变化报文 |
| 419 | NLB | Network Load Balance | 网络负载均衡 |
| 420 | LAG | Multiple link aggregation | 链路聚合 |
| 421 | M-LAG | Multichassis Link Aggregation Group | 跨设备链路聚合组 |
| 422 | DFS Group | Dynamic Fabric Service Group | 动态交换服务组 |
| 423 | L2VE | Layer 2 Virtual Ethernet | 二层模式虚拟以太接口 |
| 424 | L3VE | Layer 3 Virtual Ethernet | 三层模式虚拟以太接口 |
| 425 | RD | Route Distinguisher | 路由标识符 |
| 426 | DCI | data center interconnect | 数据中心互联 |
| 427 | UUID | Universally Unique Identifier | 通用唯一识别码 |
| 428 | SLA | Service Level Agreements | 服务等级协定 |
| 429 | IP SLA | Internet Protocol Service-Level Agreement | 互联网协议服务等级协议 |
| 430 | CEF | Cisco Express Forwarding | Cisco特快交换 |
| 431 | PBX | Private Branch eXchange | 内部分线交换机 |
| 432 | VE | Virtual-Ethernet | 虚拟以太网 |
| 433 | VT | Virtual-Template | 虚拟接口模板 |
| 434 | AP | Aggregate Port | 聚合端口 |
| 435 | LFF | Local Forward First | 本地转发优先 |
| 436 | DTP | dynamic trunking protocol | 动态链路聚集协议 |
| 437 | MDIX | Automatic media-dependent interface crossover | 与介质相关的自动接口交叉 |
| 438 | SDM | Switching Database Manager | 交换数据库管理 |
| 439 | VTP | VLAN Trunking Protocol | VLAN中继协议 |
| 440 | SPAN | Switch Port Analyzer | 交换机端口分析器 |
| 441 | ERSPAN | Encapsulated remote switched port analyzer | 封装式远程交换端口分析仪 |
| 442 | PSAP | Public Safety Answering Point | 公共安全应答点 |
| 443 | LMS | CiscoWorks LAN Management Solution | 思科局域网管理解决方案 |
| 444 | GUI | Graphical User Interface | 图形用户界面 |
| 445 | MAB | Mac Authentication Bypass | MAC认证旁路 |
| 446 | MIB | Management Information Base | 管理信息库 |
| 447 | SFP | Small Form Pluggable | 小封装可热插拔 |
| 448 | GBIC | Gigabit Interface Converter | 千兆以太网接口转换器 |
| 449 | TAC | Technical Assistance Center | 技术支持中心 |
| 450 | AC | Alternating current | 交流电 |
| 451 | DC | Direct Current | 直流 |
| 452 | TDR | Time-Domain Reflectometer | 时域反射计 |
| 453 | OTDR | optical time-domain reflectometer | 光时域反射仪 |
| 454 | EOL | End of Life | 项目终止 |
| 455 | ISE | Cisco Identity Services Engine | 思科身份认证引擎 |
| 456 | FAQ | Frequently Asked Questions | 常见问题解答 |
| 457 | TCO | Total Cost of Ownership | 即总拥有成本 |
| 458 | Cisco DNA | Digital Network Architecture | 思科数字网络架构 |
| 459 | SDN | Software Defined Network | 软件定义网络 |
| 460 | WPAN | Wireless Personal Area Network | 无线个人局域网 |
| 461 | HWIC | High-speed Wan Interface Cards | 三层快速以太网高速wan口 |
| 462 | VWIC | Voice/WAN Interface | 指语音/广域网接口卡 |
| 463 | WIC | WAN Interface Card | 广域网接口卡 |
| 464 | vty | Virtual terminal | 虚拟终端 |
| 465 | PVC | Permanent Virtual Circuit | 永久虚电路 |
| 466 | OAM | Operation Administration and Maintenance | 操作维护管理 |
| 467 | BD | bridge Domain | 广播域 |
| 468 | ISR | Integrated Services Routers | 集成服务路由器 |
| 469 | PXE | Preboot eXecution Environment | 预启动执行环境 |
| 470 | WoL | Wake-on-LAN | 网络唤醒 |
| 471 | SM | Service module | 服务模块 |
| 472 | ISM | Internal service module | Internal服务模块 |
| 473 | EHWIC | Enhanced high-speed WAN interface card | 增强型高速 WAN 接口卡 |
| 474 | CME | Communications Manager Express | 统一通讯快速管理器 |
| 475 | SRST | Survivable Remote Site Telephony | 本地存活 |
| 476 | CUCM | Cisco Unified Communications Manager | Cisco统一通信管理器 |
| 477 | CUBE | Cisco Unified Border Element | 统一边界网元 |
| 478 | RSVP | Resource ReSerVation Protocol | 资源预留协议 |
| 479 | VRF | Virtual Route Forward | 虚拟路由转发 |
| 480 | SOAP | Simple Object Access Protocol | 简单对象访问协议 |
| 481 | XML | eXtensible Markup Language | 可拓展标记语言 |
| 482 | RPC | remote procedure call | 远程过程调用 |
| 483 | IOS | Internet Operating System | ISO |
| 484 | CF | CompactFlash | 标准闪存卡 |
| 485 | CCX | Cisco Compatible EXtensions specification | 思科兼容拓展计划 |
| 486 | CCKM | Cisco Centralized Key Management | 思科集中式密钥管理 |
| 487 | RTS | request to send | 请求发送 |
| 488 | BVI | Bridged Virtual Interface | 桥接虚拟接口 |
| 489 | BDI | Bridge Domain Interface | 网桥域接口 |
| 490 | IRB | integrated routing and bridging | 综合路由与桥接 |
| 491 | AUX | auxiliary | 辅助 |
| 492 | confreg | Configuration Register | 配置寄存器 |
| 493 | NGFW | Next Generation Firewall | 下一代防火墙 |
| 494 | SSO | SingleSignOn | 单点登录 |
| 495 | SSO | Stateful Switchover | 有状态切换 |
| 496 | EULA | End User Licence Agreement | 最终用户许可协议 |
| 497 | ECMP | Equal-cost multi-path routing | 等价多路径路由 |
| 498 | MSS | TCP maximum segment size | 最大报文长度 |
| 499 | MCC | Mobile Country Code | 移动国家代码 |
| 500 | MNC | Mobile Network Code | 移动网络号码 |
| 501 | EST | Enrollment over Secure Transport | 通过安全传输注册 |
| 502 | SCEP | Simple Certificate Enrollment Protocol | 简单证书注册协议 |
| 503 | VTI | Virtual Tunnel Interface | 虚拟隧道接口 |
| 504 | DMZ | demilitarized zone | 隔离区/非军事化区 |
| 505 | PBR | Policy Based Redirect | 策略路由 |
| 506 | RP | rendezvous point | 指定节点 |
| 507 | RTT | round-trip time | 往返时延 |
| 508 | EVI | Ethernet Virtual Interconnection | 以太网虚拟化互联 |
| 509 | DRAP | Dynamic Resource Allocation Protocol | 动态资源分配 |
| 510 | ESADI | End Station Address Distribution Information | 终端站地址分布信息 |
| 511 | LISP | Locator/ID Separation Protocol | 位置身份分离协议 |
| 512 | EIDs | Endpoint Identifiers | 节点标识符 |
| 513 | RLOCs | Routing Locators | 路由标识符 |
| 514 | ITR | Ingress Tunnel Router | 入向隧道路由器 |
| 515 | ETR | Egress Tunnel Router | 出向隧道路由器 |
| 516 | MR | map resolver | 映射解析器 |
| 517 | MS | map server | 映射服务器 |
| 518 | OTV | Overlay Transport Virtualization | OTV |
| 519 | AED | Authoritative Edge Device | AED |
| 520 | FHRP | First Hop Redundancy Protocol | 第一跳冗余协议 |
| 521 | WAAS | Wide Area Application Services | 广域应用服务 |
| 522 | WCCP | Web Cache Communication Protocol | 网页缓存通信协议 |
| 523 | SGT | Security Group Tag | 安全组标记 |
| 524 | PAT | Port Address Translation | 端口地址转换 |
| 525 | ECDSA | Elliptic Curve Signature Algorithm | 椭圆曲线数字签名算法 |
| 526 | DoS | denial of service | 拒绝服务 |
| 527 | DDoS | Distributed Denial of Service | 是分布式拒绝服务攻击 |
| 528 | HSA | High System Availability | 较高的系统可用性 |
| 529 | NBAR | Network-Based Application Recognition | 基于网络的应用识别 |
| 530 | AVC | Application Visibility and Control | 应用可视性与控制 |
| 531 | UTM | Unified Threat Management | 统一威胁管理 |
| 532 | SAVI | Source Address Validation Improvements | 源址合法性检验 |
| 533 | CPS | Control Packet Snooping | 监听控制报文 |
| 534 | RFC | Request For Comments | 征求意见 |
| 535 | SDG | Security Domain Gateway | 安全域网关 |
| 536 | LACPDU | Link Aggregation Control Protocol Data Unit | 链路汇聚控制协议数据单元 |
| 537 | NFV | Network Functions Virtualization | 网络功能虚拟化 |
| 538 | NFVI | Network Functions Virtualization Infrastructure | 网络虚拟化架构 |
| 539 | VNF | Virtual Network Functions | 虚拟网络功能 |
| 540 | MANO | Management and orchestration | 管理自动化及网络编排 |
| 541 | ADN | Autonomous Driving Network | 网络自动驾驶 |
| 542 | SD-WAN | Software Defined Wide Area Network | 软件定义的广域网 |
| 543 | WOC | WAN Optimization Controller | 广域网优化控制器 |
| 544 | MEF | Metro Ethernet Forum | 地铁以太网论坛 |
| 545 | MTU | Maximum Transmission Unit | 最大传输单元 |
| 546 | QAM | Quadrature Amplitude Modulation | 正交幅度调制 |
| 547 | GI | Guard Interval | 保护间隔 |
| 548 | MCS | Modulation and Coding Scheme | 调制和编码方案 |
| 549 | BIERv6 | Bit Index Explicit Replication IPv6 encapsulation | IPv6封装的比特位索引显式复制 |
| 550 | SRv6 | Segment Routing IPv6 | 基于IPv6转发平面的段路由 |
| 551 | SID | Segment Identifier | 段标识 |
| 552 | TLV | Type-Length-Value | 类型、长度、值 |
| 553 | TE | Traffic Engineering | 流量工程 |
| 554 | HQoS | Hierarchical Quality of Service | 层次化QoS |
| 555 | HSI | High Speed Internet | 高速上网 |
| 556 | CNP | Congestion Notification Packets | 拥塞通知报文 |
| 557 | NPCC | Network-based Proactive Congestion Control | 以网络设备为核心的主动拥塞控制技术 |
| 558 | RoCEv2 | RDMA over Converged Ethernet version 2 | 远程内存管理能力 |
| 559 | PFC | Priority-based Flow Control | 基于优先级的流量控制 |
| 560 | SAC | Smart Application Control | 智能应用控制 |
| 561 | FMC | Fixed-Mobile Convergence | 固定通信与移动通信的融合 |
| 562 | CSG | Cell Site Gateway | 基站侧网关 |
| 563 | ASG | Aggregation | 汇聚侧网关 |
| 564 | RSG | Radio Service Gateway | 无线业务侧网关 |
| 565 | RNC | Radio Network Controller | 基站控制器 |
| 566 | AGG | Aggregation | 汇聚层设备 |
| 567 | MASG | Mobile Aggregate Service Gateway | 移动汇聚业务网关 |
| 568 | gRPC | Google Remote Procedure Call | Google远程过程调用 |
| 569 | APS | Automatic Protection Switching | 自动保护倒换 |
| 570 | ISSU | in-service software upgrade | 不中断业务升级 |
| 571 | FIB | Forwarding Information Base | 转发信息库 |
| 572 | SBFD | Seamless Bidirectional Forwarding Detection | 无缝双向转发检测 |
| 573 | A-FEC | Adaptive Forward Error Correction | 自适应前向纠错 |
| 574 | OAS | Open Application System | 开放性应用系统 |
| 575 | CVE | Common Vulnerabilities and Exposures | 公共漏洞和暴露 |
| 576 | OLC | Overload Control | CPU过载控制 |
| 577 | eMDI | Enhanced Media Delivery Index | 增强型媒体传输质量指标 |
| 578 | FlexE | Flexible Ethernet | 灵活以太网 |
| 579 | ZTP | Zero Touch Provisioning | 零配置部署 |
| 580 | SZTP | Secure Zero Touch Provisioning | 安全零配置部署 |
| 581 | STUN | Session Traversal Utilities for NAT | NAT会话穿越应用程序 |
| 582 | DVMRP | Distance Vector Multicast Routing Protocol | 距离矢量组播路由选择协议 |
| 583 | ATMP | Ascend Tunnel Management Protocol | Ascend隧道管理协议 |
| 584 | FANP | Flow Attribute Notification Protocol | 流属性通知协议 |
| 585 | COPS | Common Open Policy Service | 公共开放策略服务 |
| 586 | AODV | Adhoc on Demand Distmce Vector Routing | Adhoc网络的距离矢量路由算法。 |
| 587 | TORA | TemporallyOrderedRoutingAlgorithm | 临时顺序路由算法。 |
| 588 | DSR | Dynamic Source Routing | 动态源路由协议。 |
| 589 | OLSR | Optimized LinkState Routing Protocol | 优化的链路状态路由协议。 |
| 590 | TBRPF | Topology Broadcast Based on Reverse Path Forwarding | 基于拓扑广播的反向路径转发。 |
| 591 | FSR | Fisheye State Routing Protocol | 鱼眼状态路由协议。 |
| 592 | IERP | Interzone Routing Protocol | 区域间路由协议。 |
| 593 | IARP | Intrazone Routing Protocol | 区域内路由协议。 |
| 594 | DSDV | Destination Sequenced Distance Vector | 目标序列距离路由矢量算法。 |
| 595 | LPP | Lightweight Presentation Protocol | 轻量级表示协议 |
| 596 | MOSPF | MOSPF | 组播扩展 OSPF |
| 597 | IRC | Internet Relay Chat | 互联网中继聊天 |
| 598 | RUDP | Reliable UDP | 可靠用户数据报协议 |
| 599 | TALI | Transport Adapter Layer Interface | 传送适配层接口 |
| 600 | IMAP | Internet Mail Access Protocol | Internet邮件访问协议 |
| 601 | CMOT | CMIS/CMIP Over TCP/IP | 基于TCP/IP的公共管理信息服务与协议 |
| 602 | NFS | Network File System | 即网络文件系统 |
| 603 | LAP-B | Link Access Procedure Balanced for x.25 | 链路访问过程平衡 |
| 604 | DCAP | Data Link Switching Client Access Protocol | 数据转接客户访问协议 |
| 605 | GGP | Gateway to Gateway Protocal | 核心网关协议 |
| 606 | NetBIOS | Network Basic Input/Output System | 网络基本输入/输出系统协议 |
| 607 | CoAP | The Constrained Application Protocol | 受限应用协议 |
| 608 | OLE | Object Linking and Embedding | 对象连接与嵌入 |
| 609 | OPC | OLE for Process Control | 用于过程控制的OLE |
| 610 | IoT | Internet of Things | 物联网 |
| 611 | SGCP | Simple Gateway Control Protocol | 简单网关控制协议 |
| 612 | UTP | Unshielded Twisted Pair | 非屏蔽双绞线 |
| 613 | DISL | Daily Increment in Shell Length | 动态交换链路内协议 |
| 614 | BLE | Bluetooth Low Energy | 蓝牙低功耗 |
| 615 | M-Bus | symphonic mbus | 远程抄表系统 |
| 616 | LAPF | Link Access Procedure for Frame Mode Services | 数据链路层帧方式接入协议 |
| 617 | OSI | Open System Interconnection | 开放式通信系统互联 |
| 618 | FC | ferrule contactor |  |
| 619 | ST | Straight Tip |  |
| 620 | SC | Subscriber Cable |  |
| 621 | LC | Lucent connector |  |
| 622 | MPO | Multi-fiber Push On |  |
| 623 | SM | Single mode | 单模 |
| 624 | MM | Multi mode | 多模 |
| 625 | MGC | Media Gateway Controller | 媒体网关控制器 |
| 626 | MSFC | Multilayer Switch Feature Card | Cisco |
| 627 | MSM | Multilayer Switch Module | Cisco |
| 628 | RSM | Remote Switch Module | Cisco |
| 629 | RSFC | Router Switch Feature Card | Cisco |
| 630 | SVI | Switch Virtual Interface | 交换机虚拟接口 |
| 631 | CIDR | Classless Inter-Domain Routing | 无类别域间路由 |
| 632 | ABR | Area Border Router | 区域边界路由器 |
| 633 | ASBR | AS Boundary Router | 自治系统边界路由器 |
| 634 | DR | Designated Router | 指定路由 |
| 635 | BDR | Backup Designated Router | 备份指定路由 |
| 636 | GTSM | Generalized TTL Security Mechanism | 通用TTL安全保护机制 |
| 637 | ASE | AS-External | |
| 638 | LER | Label Edge Router | 边缘路由器 |
| 639 | LSP | Label Switched Path | 标签交换路径 |
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