usable T1 bandwidth

Alex Rubenstein alex at
Tue Mar 18 21:00:27 UTC 1997

1536 kb/s (24 x 64 kb/s). 

But, protocol (PPP and IP) overhead can eat a lot of that, 10-20%)

At 12:46 PM 3/18/97 -0500, Steve Crumley wrote:
>How much of the 1.544 Mbits/second of a T1 are available to IP?  I know
>some bits are taken for framing and such.  I think I remember it is
>around 1.3 something.

More information about the NANOG mailing list