[j-nsp] new gigabit ethernet IQ2 pics

Jonas Frey jf at probe-networks.de
Thu Mar 22 02:12:40 EST 2007


Hi,

i just saw that juniper now offers ge iq2 pics with 4 SFP ports on the
M20. 
(http://www.juniper.net/techpubs/hardware/m20/m20-pic/gigabit-ethernet-iq2-qpp.html#gigabit-ethernet-iq2-qpp)
As the M20 has only 3.2 Gbps bandwidth per fpc this means a heavy (i.e.
4 times) oversubscription thus I really wonder whats the use of that
pic.
Interessting side-note is that Juniper now officially supports 1000baseT
SFP's.

Btw,

there is a docbug at:
http://www.juniper.net/techpubs/hardware/m20/m20-pic/adaptive-two-layer-two.html#adaptive-two-layer-two
This picture is of a M40e/M160 pic.

Regards,
Jonas



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