Re: [j-nsp] MAC address accounting on shared L2 IX - can it be done?

2007-03-17 Thread Phil Sykes
> Ah, it *is* the documentation which is obtuse :-) Your > message made me check a bit more, and I finally found the > "show interfaces mac-database" command. > > Now if the "Configuring MAC Address Accounting" documentation > had been a bit more explicit about what it did, and had > actuall

Re: [j-nsp] MAC address accounting on shared L2 IX - can it be done?

2007-03-17 Thread sthaug
> > Is it just me, or is the JunOS documentation for Ethernet MAC address > > accounting incredibly obtuse? > > > > I am connected to an IX on GigE shared L2 - so I would like to count > > number of bytes and packets transmitted to and received from each BGP > > peer, based on the MAC address of t

Re: [j-nsp] MAC address accounting on shared L2 IX - can it be done?

2007-03-17 Thread Jared Mauch
On Sat, Mar 17, 2007 at 09:41:03PM +0100, [EMAIL PROTECTED] wrote: > Is it just me, or is the JunOS documentation for Ethernet MAC address > accounting incredibly obtuse? > > I am connected to an IX on GigE shared L2 - so I would like to count > number of bytes and packets transmitted to and recei

[j-nsp] MAC address accounting on shared L2 IX - can it be done?

2007-03-17 Thread sthaug
Is it just me, or is the JunOS documentation for Ethernet MAC address accounting incredibly obtuse? I am connected to an IX on GigE shared L2 - so I would like to count number of bytes and packets transmitted to and received from each BGP peer, based on the MAC address of the peer. This would seem

Re: [j-nsp] BGP load balancing on 2 links (same ISP)

2007-03-17 Thread sthaug
> That said, you could look into adding L3 and L4 inspection for > (potentially) better hashing. Enabling these under [edit > forwarding-options hash-key family-inet] will start considering > factors like: > Source IP address > Destination IP address > Protocol > Source port number > Destination

Re: [j-nsp] BGP load balancing on 2 links (same ISP)

2007-03-17 Thread sthaug
> >>I've heard that although the load balance option is known as > >>"per-packet" but it behaves more like "per flow". Meaning packets > >>would not be breaked up and merged on the other end. Am i right? > > * [EMAIL PROTECTED] [Fri 16 Mar 2007, 20:57 CET]: > >It *is* per flow. The old IP 1 coul

Re: [j-nsp] BGP load balancing on 2 links (same ISP)

2007-03-17 Thread Alexander Tarkhov
On 3/17/07, David Ball <[EMAIL PROTECTED]> wrote: >when doing the hashing. I haven't tried it yet personally, but it > likely comes with a CPU hit of some kind. > > David Hi David, There is no CPU hit associated with the hash-key statements on M/T-series. In fact hardware always uses hashin

Re: [j-nsp] BGP load balancing on 2 links (same ISP)

2007-03-17 Thread David Ball
> * [EMAIL PROTECTED] [Fri 16 Mar 2007, 20:57 CET]: > >It *is* per flow. The old IP 1 could do per packet, current IP 2 cannot. > > That's a feature. Per-packet load-balancing can easily lead to packet > reordering. > I dunno if I'd say 'easily', as the delta would have to be pretty significan

Re: [j-nsp] BGP load balancing on 2 links (same ISP)

2007-03-17 Thread Niels Bakker
>* [EMAIL PROTECTED] (Kanagaraj Krishna) [Fri 16 Mar 2007, 20:51 CET]: >>I've heard that although the load balance option is known as >>"per-packet" but it behaves more like "per flow". Meaning packets >>would not be breaked up and merged on the other end. Am i right? * [EMAIL PROTECTED] [Fri 16