#sh int Serial3/0/3:1 Serial3/0/3:1 is up, line protocol is up Hardware is PA-MC-2T3+ Description: Customer T1 Internet address is x.x.x.x/30 MTU 1500 bytes, BW 256 Kbit, *DLY 20000 usec*, rely 255/255, load 1/255 Encapsulation PPP, crc 16, loopback not set Keepalive set (10 sec) LCP Open Open: IPCP, CDPCP Last input 00:00:03, output 00:01:08, output
how CISCO did obtain that number ?
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