ccna°¡ ¸¹ÀÌ ¹Ù²»´õ±º¿ä
Ãëµæ ¹æ¹ýÀÌ µÎ°¡ÁöÀΰ¡ Àִ°Š°°´øµ¥ °á·ÐÀûÀ¸·Î 640-802 ÀÌ°Å Çϳª¸¸ Ãļ ÇÕ°ÝÇϸé ÃëµæÀÌ µÇ´Â°ÅÁö¿ä? 802¾È¿¡ isdn1°ú isdn2°¡ Æ÷ÇÔµÇÁÒ? ±×¸®°í Çѱ۷Πĥ¼öÀÕ´Ù´øµ¥ È®½ÇÇÏÁÒ?
a+µµ Çѱ۷Π°¡´ÉÇÏÁÒ?