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PSTNs(Public Swiched Telephone Networks)¶õ?
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PSTNs´Â ´Ù¸¥ ¸»·Î GSTNs(General Switched Telephone Networks)·Îµµ ºÒ¸®¿ì°í, ÈçÈ÷µé PSTNs¿¡¼­ s¸¦ Á¦¿ÜÇÑ PSTNÀ̶ó°í ºÎ¸¥´Ù. PSTNÀ» °£´ÜÈ÷ ¿ì¸®³ª¶ó ¸»·Î ÇÏ¸é °øÁß ÀüÈ­¸Á ȤÀº °øÁß ÀüÈ­ ±³È¯¸ÁÀÌ´Ù. ½±°Ô ¸»Çؼ­ ¿ì¸®°¡ ÈçÈ÷ ¾²°í ÀÖ´Â ÀüÈ­¼±ÀÇ ³×Æ®¿öÅ©¸¦ ¸»ÇÑ´Ù. PSTN¿¡¼­ Switched°¡ Æ÷ÇÔµÈ ÀÌÀ¯´Â ÇÑ Áö¿ª¿¡¼­ ÀüÈ­¸¦ °É¾úÀ» ¶§ ¸ñÀû Áö¿ªÀ¸·Î °¥ ¶§±îÁö ¿©·¯ °³·Î ºÐ¸®µÈ ȸ¼± Áß¿¡ ¶È¹Ù¸¥ ȸ¼±À¸·Î º¸³»´Â ¿ªÇÒÀ» ÇÏ´Â °ÍÀÌ ÇÊ¿äÇѵ¥, À̸¦ ¼± ±³È¯±â(Local Switch)¶ó ºÎ¸£¸ç ¿©±â¼­ ³ª¿Â ¸»ÀÌ´Ù. ¿¹Àü¿¡´Â PSTNÀ» ÀÌ¿ëÇÏ¿© ÄÄÇ»ÅÍ Åë½ÅÀ» ÇÏ¿´´Âµ¥, À̸¦ À§Çؼ­ ÇÊ¿äÇÑ °ÍÀÌ ¹Ù·Î ¸ðµ©(Modem, Modulation/Demodulation)À̾ú´Ù. ¸ðµ©Àº ¾Æ³¯·Î±× ½ÅÈ£¸¦ ¿î¹ÝÇÏ´Â PSTN¿¡ Àü¼ÛµÇ¾î¿Â µ¥ÀÌÅ͸¦ µðÁöÅÐ µ¥ÀÌÅÍ·Î º¯È¯Çϰųª µðÁöÅÐ µ¥ÀÌÅ͸¦ ¾Æ³¯·Î±× ½ÅÈ£·Î ¹Ù²Ù´Â ¿ªÇÒÀ» Çß´Ù.
ÃßõÃßõ : 373 Ãßõ ¸ñ·Ï
¹øÈ£ Á¦¸ñ
626
X À©µµ¿ì(X-Window)
625
¸®´ª½º Ä¿³Î(Kernel)?
624
¸®´ª½ºÀÇ ´ÜÁ¡
623
¸®´ª½ºÀÇ ÀåÁ¡
622
¸®´ª½º(Linux)?
621
OSI(Open Systems Interconnection)
620
RTP¶õ ¹«¾ùÀΰ¡?
619
UDP¶õ ¹«¾ùÀΰ¡?
618
TCP/IP¶õ ¹«¾ùÀΰ¡?
617
¹éµµ¾î ȤÀº Æ®·¦µµ¾î¶õ?
616
¹æÈ­º®(Firewall)À̶õ?
615
SSH?
614
ÅÚ³Ý(telnet)?
613
°ÔÀÌÆ®¿þÀÌ(Gateway)?
612
¶ó¿ìÅÍ(Router)?
611
Hacking(ÇØÅ·)°ú Hacker(ÇØÄ¿)?, Cracking(Å©·¡Å·)°ú Cracker(Å©·¡Ä¿)?
PSTNs(Public Swiched Telephone Networks)¶õ?
609
LAN(Local Area Network)À̶õ?
608
À¯µ¿ IP¿Í °íÁ¤ IP¶õ ¹«¾ùÀΰ¡?
607
DNS(Domain Name System)
606
ÆÐŶ(Packet)À̶õ?
605
VDSL(Very high data Digital subscriber Line)À̶õ ¹«¾ùÀΰ¡?
604
ADSL(Asymmetric Digital subscriber Line)À̶õ ¹«¾ùÀΰ¡?
603
³×Æ®¿öÅ©(Network)¶õ ¹«¾ùÀΰ¡?
602
SMTP¶õ ¹«¾ùÀΰ¡?
601
POP3¶õ ¹«¾ùÀΰ¡?
600
¸ÞÀÏ ¼­¹ö(Mail Sever)¶õ ¹«¾ùÀΰ¡?
599
À¥ ¼­¹ö(Web Server)¶õ ¹«¾ùÀΰ¡?
598
À¥ ¸ÞÀÏ(Web Mail)À̶õ ¹«¾ùÀΰ¡?
597
ISP(Internet Service Provider)¶õ ¹«¾ùÀΰ¡?
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