´Ü¾î | DS, DS0, DS1, µîµî. (µðÁöÅÐ ½ÅÈ£) |
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DS, DS0, DS1, etc.(Digital Signal) | |
¼³¸í | µðÁöÅРȸ·ÎÀÇ ºÐ·ùÀÌ´Ù. DS´Â ±â¼úÀûÀ¸·Î ½ÅÈ£ÀÇ ºñÀ²À̳ª Çü½ÄÀ» ¸»ÇÏ°í, T¶ó´Â ¸íĪÀº ½ÅÈ£¸¦ Á¦°øÇÏ´Â ÀåÄ¡¸¦ ¸»ÇÑ´Ù. °üÇàÀûÀ¸·Î, ¡°DS¡±¿Í ¡°T¡±´Â À¯»çÇÏ°Ô »ç¿ëµÇ´Âµ¥, ¿¹¸¦ µé¸é, DS1 °ú T1, DS3 °ú T3. NORTH AMERICA, JAPAN, KOREA, ETC. Voice Service Channels Speed DS0 1 64 Kbps DS1 24 1.544 Mbps (T1) DS1C 48 3.152 Mbps (T1C) DS2 96 6.312 Mbps (T2) DS3 672 44.736 Mbps (T3) DS4 4032 274.176 Mbps (T4) EUROPE (ITU-TSS) VoiceService Channels Speed (Mbps) E1 30 2.048 E2 120 8.448 E3 480 34.368 E4 1920 139.264 E5 7680 565.148 SONET CIRCUITS Service Speed (Mbps) STS-1 OC1 51.84 (28 DS1s or 1 DS3) STS-3 OC3 155.52 (3 STS-1s) STS-3c OC3c 155.52 (concatenated) STS-12 OC12 622.08 (12 STS-1s, 4 STS-3s) STS-12c OC12c 622.08 (12 STS-1s, 4 STS-3c's) STS-48 OC48 2488.32 (48 STS-1s, 16 STS-3s) |
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