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First Transatlantic 40G IP-Router--(optics only)--IP-Router link

  • From: Peter Lothberg
  • Date: Sun Nov 23 15:06:40 2008

Just want to announce for the history record that last week we 
did OC768/STM256 NY/USA-Lulea/SE using routers with integrated optics
all the way. Longest hopp was SeaGirt to Blabjerg at some 7500km using
RX-DPSK modulation on the underwather cable. 

Interface facing submarine cable in Denmark when link came up..

POS0/5/0/0 is up, line protocol is up
   Interface state transitions: 235948
   Hardware is Packet over SONET/SDH
   Description: "TAT14 Chan 14, fiber 2 to SeaGirt"
   Internet address is 192.108.195.29/30
   MTU 4474 bytes, BW 39813120 Kbit
      reliability 255/255, txload 14/255, rxload 0/255
   Encapsulation HDLC, crc 32, controller loopback not set, keepalive not set
   Last clearing of "show interface" counters 00:20:14
   30 second input rate 145190000 bits/sec, 33312 packets/sec
   30 second output rate 2277465000 bits/sec, 333788 packets/sec
      38828898 packets input, 20633312397 bytes, 10 total input drops
      0 drops for unrecognized upper-level protocol
      Received 0 runts, 0 giants, 0 throttles, 0 parity
      10 input errors, 10 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
      325196864 packets output, 276372852009 bytes, 0 total output drops
      0 output errors, 0 underruns, 0 applique, 0 resets
      0 output buffer failures, 0 output buffers swapped out


--Peter





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