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[OSPF] IP OSPF COST
ANTON  2009-06-24 15:58:40, Á¶È¸ : 222, Ãßõ : 42

cost = 100,000,000 / bandwidth



56k = 100,000,000 / 56,000 = 1785

T1(1.544) = 100,000,000 / 1,544,000 = 64

Ethernet(10M) = 100,000,000 / 10,000,000 = 10

ÇÏÁö¸¸ 100M ºÎÅÍ´Â ³ª´©¾îµÎ 1À̳ª¿À¹Ç·Î.. static ÇÏ°Ô ÁöÁ¤

fast Ethernet(100M) = 5

1 Giga(1000M) = 4

´ë¿ªÆø¿¡ µû¸¥ METRIC °ª (MetricÀÌ ÀÛÀ» ¼ö·Ï ºü¸¥±æ·Î ÀνÄÇÏ¿© °æ·Î¸¦ ¼±Åà ÇÔ)
     Media                              Cost
    ¸ðµ© 56K                            1785
    T1 (1544K)                           64                       Cost °è»ê¹ý :  100M /  ´ë¿ªÆø(M)  
    E1 (2048K)                           48
    ÅäÅ«¸µ(4M)                          25                      
    ÅäÅ«¸µ(16M)                          6                       Metric °è»ê¹ý : ¸ñÀûÁö±îÁöÀÇ cost¸¦ ´õÇÑ °ª
    ÀÌ´õ³Ý(10M)                         10
    Æ佺ƮÀÌ´õ³Ý(100M)               1
    ±â°¡ºñÆ®ÀÌ´õ³Ý(1000M)          0.1 = 1(1·Î ÀνÄ)
    10±â°¡ºñÆ®ÀÌ´õ³Ý(1000M)     0.001 = 1(1·Î ÀνÄ)


config : ip ospf cost (cost)



ospf °¡ defualt·Î cost¸¦ °è»êÇÏ°ÔÇÏ´Â command

config : ip ospf auto-cost reference-bandwidth cost(½ÇÁ¦ bandwidth)


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