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随着业务IP化进程的加速，电信网络承载的业务类型发生了根本性变化，已由时分复用(TDM)流量为主转向分组流量占优的形态。业务类型的变化对承载网提出了新的需求。现有基于SDH/SONET的传送网适合承载速率恒定的同步电路业务，对于承载具有突发性和不确定性特征的分组业务，…
2024-5-26 0:10:02[未知IP0801]网友
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2024-5-2 13:10:25[未知IP0801]网友
德国对战希腊欧洲杯阵容//www.sztspi.com/user/511010 //www.sztspi.com/user/198915 //www.sztspi.com/user/226813 //www.sztspi.com/user/694513 //www.sztspi.com/user/46899
2024-5-2 8:40:30[未知IP0801]网友
欧洲杯决赛主场输球了吗//www.sztspi.com/user/223112 //www.sztspi.com/user/93899 //www.sztspi.com/user/666524 //www.sztspi.com/user/407314 //www.sztspi.com/user/504510
2024-5-2 4:10:38[未知IP0801]网友
欧洲杯决赛埃德尔//www.sztspi.com/user/18287 //www.sztspi.com/user/57489 //www.sztspi.com/user/74687 //www.sztspi.com/user/803611 //www.sztspi.com/user/28889
2024-5-1 23:40:54[未知IP0801]网友
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2024-5-1 8:20:50[未知IP0801]网友
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2024-4-27 2:10:21[未知IP0801]网友
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2024-4-26 21:40:46[未知IP0801]网友
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