[j-nsp] 10 port GigE SFP PIC

Jonas Frey jf at probe-networks.de
Mon Aug 20 14:19:27 EDT 2007


Hello,

the 10port GigE SFP Pic (PC-10GE-SFP) is not oversubscribed, all ports
have full 1gbps (fullduplex) bandwidth. This pic can only be used in a
FPC3. FPC3 is 10Gbps per pic slot. 

Regards,
Jonas Frey


On Mon, 2007-08-20 at 12:38, Lev Garantin wrote:
> Hello,
> 
> looking at the following page, I have a couple questions.
>  
> http://www.juniper.net/techpubs/hardware/m320/m320-pic/gigabit-ethernet-sfp.html
> 
> I'm not sure what to make of
>   "The 10-port Gigabit Ethernet PIC with SFP does not support MAC
>    accounting and policing, MAC learning, TPID, or flexible Ethernet
>    encapsulation."
> 
> "no MAC learning" as in "no ARP"?
> 
> And does this PIC have a full 1Gbit/s bandwidth available per port into
> the router or is there some kind of oversubscription happening (given a
> FPC3)?
> 
> Thanks in advance and kind regards, Lev
> 
> 
>        
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