| 查看: 1349 | 回复: 4 | |||
| 当前只显示满足指定条件的回帖，点击这里查看本话题的所有回帖 | |||
[交流]
什么是承载网络(carrier network) 承载网络的定义 已有4人参与
|
|||
|
查了很多中文文献，都没有给出具体的定义，而且大部分跟承载网络有关的论文都是电信运营商的员工发表的，且大部分跟运行商网络建设有关。 查找外文资料，发现一个比较靠谱的定义（或者描述），虽然这个不是在文献中出现的，但是个人感觉已经可以帮助理解承载网络的定义了。 Part of the Telecom glossary: A carrier network is the proprietary network infrastructure belonging to atelecommunications service provider such as Verizon, AT&T or Sprint. Telecom carriers are authorized by regulatory agencies to operate telecommunications systems. Carrier networks are made up of large, complex configurations of hardware, interconnected to provide communications services to people spread over large geographic areas. Specific device types served by a carrier network include telephony equipment, CATV(community access television) receivers, satellite television receivers, mobile computingdevices, PCs (personal computers), and certain specialized items such as medical and surveillance equipment. Carrier networks distribute massive quantities of data over great distances. The long-distance signal-conveying medium in a carrier network is sometimes called the backbone. Most of the backbone is built around fiber optics, although some portions of some networks still employ "copper" (cable). Internet service to individual end users can take place through fiber optics (in the best-case scenario) although cable, wireless, and satellite Internetmodes are more common. In rural areas, some end users rely on twisted pair telephone lines for their Internet access. 原文链接 http://whatis.techtarget.com/definition/carrier-network 另外：http://www.imweihai.com http://bbs.imweihai.com |
回复此楼» 猜你喜欢
化工学硕294分，求导师收留
已经有15人回复
-
一志愿211 0703化学 346分求调剂
已经有24人回复
-
271求调剂
已经有24人回复
-
297求调剂
已经有19人回复
-
266求调剂，一志愿哈工程电子信息，本科获多项国奖和省奖
已经有10人回复
-
材料085601调剂
已经有31人回复
-
一志愿鲁东大学071000生物学学硕初试分数276求调剂
已经有5人回复
-
有没有学校材料专业收跨调(一志愿085410)
已经有11人回复
-
化工求调剂！
已经有36人回复
-
材料调剂推荐
已经有9人回复
» 本主题相关价值贴推荐，对您同样有帮助:
- 有人会算复合地基承载力么
已经有8人回复
- 判断无线网卡是否能变成“无线路由器”的方法【转载】
已经有56人回复
- 【求助】汽车车身上有哪些承载构件啊
已经有11人回复
- 【求助】电线的最大承载电流怎么判断？
已经有7人回复
4楼2013-11-13 23:19:01
zongzhiyuan
金虫 (小有名气)
- 应助: 42 (小学生)
- 金币: 1181.2
- 红花: 1
- 帖子: 179
- 在线: 155小时
- 虫号: 1201996
- 注册: 2011-02-12
- 性别: GG
- 专业: 通信理论与系统
2楼2013-11-11 19:40:13
3楼2013-11-12 12:52:37
5楼2013-12-31 16:11:57
