HEADER | GFC or VPI | VPI | |
VPI | VCI | ||
VCI | |||
VCI/td> [td]PT(3 Bit) | CLP | ||
HEC | |||
IE | Cell Payload(48 Bytes) |
|
帧格式 | 比特率/线路速率 | 媒体 |
Cell Stream | 25.6 Mbps/32 Mbaud | UTP-3 |
STS-1 | 51.84 Mbps | UTP-3 |
FDDI | 100 Mbps/125 Mbaud | Multimode Fiber |
STS-3c STM-1 | 155.52 Mbps | UTP-5 |
STS-3c STM-1 | 155.52 Mbps | Single-Mode Fiber, Multimode Fiber, Coax pair |
Cell Stream | 155.52 Mbps/ 194.4Mbaud | Multimode Fiber, STP |
STS-3c STM-1 | 155.52 Mbps | UTP-3 |
STS-12, STM-4 | 622.08 Mbps | SMF, MMF |
物理层规范说明 ― 公用UNI: |
帧格式 | 比特率/线路速率 | 媒体 |
DS1 | 1.544 Mbps | Twisted pair |
DS3 | 44.736 Mbps | Coax pair |
STS-3c, STM-1 | 155.520 Mbps | Single-mode Fiber |
E1 | 2.048 Mbps | Twisted pair, Coax pair |
E3 | 34.368 Mbps | Coax Pair |
J2 | 6.312 Mbps | Coax Pair |
N × T1 | N × 1.544 Mbps | Twisted Pair |
相关协议 | SONET、AAL0-AAL5、LAN Emulation、CES、PNNI、MPOA、Q.2931 |
组织来源 | ATM 协议参考模型基于 ITU 标准。 http://www.atmforum.com/standards/approved.html: ATM Forum approved specifications |
相关链接 | ITU-T Recommendation I.363, B-ISDN ATM Adaptation Layer (AAL) Specification http://www.atmforum.com/standards/approved.html#uni: ATM User-Network Interface Specification http://www.cisco.com/univercd/cc/td/doc/cisintwk/ito_doc/atm.htm: ATM Overview |
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