ospf
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- 网络开放最短路径优先(Open Shortest Path First)；开放最短路径优先协议；开放式最短路径优先
例句
OSPF has no size limits and is suitable for intermediate to large networks.
OSPF没有大小限制，是适合中型到大型的网路。
Due to the link-state nature of OSPF, failover was much faster: the new routes were propagated in under 30 seconds.
由于OSPF是基于链路状态的，所以failover速度快得多：新的路由在30秒内就可以传播完成。
When a router starts an OSPF routing process on an interface, it sends a hello packet and continues to send hellos at regular intervals.
当路由器要在某介面开始OSPF路由程序时，它送出一个hello封包且定期持续送出hello。
NBMA (non-broadcast multiple access) is one of four network types in the OSPF (Open Shortest Path First) communications protocol.
NBMA（非广播多路访问网络）是OSPF（开放最短路径优先）通信协议中四种网络的一种。
OSPF is a kind of link state route protocol, and is one of the most commonly used routing protocols in present local area network.
OSPF是一种典型的链路状态路由协议，是当前局域网中最常用的路由协议之一。
Although OSPF and RIP can be used together, we preferred to work with a simpler configuration and used OSPF exclusively.
尽管OSPF和RIP可以同时使用，不过为了配置的简化，我们现在只使用OSPF。
Every router in an OSPF area is capable of representing the entire network topology.
在单区域中的每个路由器都能描述整个网络拓扑。
Router generates and checks every OSPF packet. Router authenticates the source of each routing update packet that it receives.
路由器接受并且核定每个OSPF数据包，路由器认证每个路由更新包的来源。
The highest IP address on an active interface at the moment of OSPF process startup.
在OSPF进程启动的那一刻，拥有最高IP地址的激活接口。
When a loopback interface is configured, OSPF uses this address as the router ID, regardless of the value.
当迴路介面被组态时，无论其值，OSPF使用此位址当作路由器ID。
When OSPF is requested to advertise a loopback network, OSPF always advertises the loopback as a host route with a 32-bit mask.
当OSPF被要求广播一迴路网路时，OSPF总是广播此具32位元遮罩的迴路主机路径。
On which types of network will OSPF elect a backup designated router?
对哪些类型的网络的OSPF将选出一个备份指定路由器？
OSPF is appropriate for large, scalable internet works, and the best path is determined by the speed of the link.
OSPF适合于大的、可扩充的互连网路，且最佳路径是依据链路的速度。
OSPF configuration requires that the OSPF routing process be enabled on the router with network addresses and area information specified.
OSPF组态要求OSPF路由程序在路由器上启用而具有网路位址和特定区域资讯。
OSPF can be used and configured as a single area for small networks. It can also be used for large networks.
OSPF能被使用并组态成单一区域的小型网路。它也能用在大型的网路。
OSPF elects a designated router (DR) to be the focal point of all link-state updates and link-state advertisements.
OSPF选举指定路由器（DR）来当作所有链路状态更新和链路状态广播的中心。
At last, the future development of the OSPF routing algorithms is pointed out. The future of it and its development are also discussed.
本文的最后对OSPF路由选择算法的进一步设计提出了设想，并对其应用前景及未来发展进行了展望。
A: OSPF must send acknowledgment of each newly received link-state advertisement.
答：OSPF的必须发送确认每个新收到的连接状态广告。
Routers that implement distance vector protocols need less memory and less powerful processors than those that implement OSPF.
实作距离向量协定的路由器，比实作OSPF的路由器，需要较少记忆体和较不强的处理器。
an external OSPF route at least two hops away.
距离至少两跳远的外部OSPF路由。
Open Shortest Path First protocol (Open Shortest Path First, OSPF) is the most important one of the internal gateway protocol.
开放最短路径优先协议（OpenShortestPathFirst，OSPF）是目前最主要的内部网关协议之一。
When routes are redistributed between OSPF processes, are all SPF metrics preserved or is the default metric value used?
当路线之间的重新分配OSPF的进程，都是SPF级数据保存或是默认度量的价值使用呢？
Which of the following factors determines the OSPF router ID when configuring a router with both physical and logical interfaces?
当我们给一台路由器配置了物理接口和逻辑接口的时候，下列哪个因素决定了OSPF路由器的ID？
Cost can be changed to influence the outcome of the OSPF cost calculation.
成本可被改变来影响OSPF成本计算的结果。
Protocol used by OSPF systems for establishing and maintaining neighbor relationships.
它是一个为了建立和维持邻居关系的被OSPF系统使用的协议。
The Open in OSPF means that it is open to the public and is non-proprietary.
OSPF中的开放的意思是它公开给公众且非专属的。
OSPF selects the fastest loop- free path from the SPF tree as the best path in the network.
OSPF从SPF树选择最快的无迴圈路径当做网路的最佳路径。
OSPF routing uses the concept of areas.
OSPF路由使用区域的观念。
In this paper, the hidden trouble in the encryption for OSPF protocol is analyzed and the existing encryption schemes improved.
文章分析了OSPF协议加密措施存在的安全隐患，并对现有的加密方案进行了改进。
OSPF protocol and IS-IS protocol are two examples that used link-state routing.
OSPF协议和工S一IS协议就是两个广泛使用的链路状态路由选择的例子。
The name of the "open" means OSPF is based on open standards, can run on in most router.
其名字中的“开放式”是指OSPF是基于开放标准的，可以在大部分路由器上运行。
This creates a discrepancy in the OSPF database that prevents routes from being installed in the routing table.
这将创建一个差异，在OSPF的数据库，防止路线从正在安装在路由表中。
Q: Can an OSPF default be originated into the system based on external information on a router that does not itself have a default?
问：能否一OSPF的默认被起源到系统的基础上对外部信息的路由器本身并不有一个预设的？
What does OSPF use to calculate the cost to a destination network?
使用什么来计算到目的网络的开销？
A justification that OSPF network performance will be improved is needed prior to changing the timers.
在改变计时器之前，必须先确认OSPF网路效能将获得改进。
This table is comparable to the adjacency database used by OSPF. There is a neighbor table for each protocol that EIGRP supports.
这表格可与OSPF所使用的相邻资料库相比较，EIGRP所支援的每个协定皆有一个相邻表。
Also, we planning to split OSSS to the two separate products: OSPD and OSPF to give a possibility for users to install what they want.
我们还计划将OSSS分成两个独立的产品：OSPD和OSPF。让用户可以选择他们希望安装的部分。
In contrast, EIGRP routers actively establish relationships with their neighbors, much the same way that OSPF routers do.
相反的，EIGRP路由器主动地与他们的邻居建立关系，很像OSPF路由器所作的方式一样。
E. All routers in the same OSPF area must have the same process ID if they are to exchange routing information.
所有在同一个OSPF区域的路由器必须用同一个进程号，否则它们无法交换路由信息。
Q: How does Cisco accommodate OSPF routing on partial-mesh Frame Relay networks?
问：请问思科容纳OSPF路由对局部网帧中继网络？
