nanog mailing list archives
Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations
From: Ulf Zimmermann <ulf () Alameda net>
Date: Wed, 9 Mar 2011 19:51:47 -0800
On Wed, Mar 09, 2011 at 07:00:57PM -0800, George Bonser wrote:
-----Original Message----- From: Chris Woodfield [mailto:rekoil () semihuman com] Sent: Wednesday, March 09, 2011 6:11 PM To: Chris Enger Cc: 'jgoodwin () studio442 com au'; 'nanog () nanog org' Subject: Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations I think this is the point where I get a shovel, a bullwhip and head over to the horse graveyard that is CAM optimization... -CWell, it really isn't so bad. With Brocade FPGA gear you can change how much CAM is allocated to different functions (but you can't do it on the fly, it takes a reboot). I don't think these are available for the CER series, though. The MLX or MXR can be reconfigured. The thing is that the XMR and MLX are not ASIC-based devices, they are FPGA-based which means the hardware can be re-wired with a code change. Personally, I like to be able to reallocate CAM from features I am not using to features that I am using. And to be fair, Brocade has been improving over the past couple of years. Now if only we could route layer 3 on MCT VLANS ... (MCT is sort of like Arista mLAG but it is layer2 only at this point).
My experience with Foundry/Brocade which is recent, is only with the FCX devices and I wished I had gone with something else. No SNMP stats for virtual vlan interfaces and when asking Brocade about it, you get told "it is too hard to program". You gotta be kiddin me .... Or how they do vlan configurations. Or how a FCX stack will crash when you do jumbo frames. -- Regards, Ulf. --------------------------------------------------------------------- Ulf Zimmermann, 1525 Pacific Ave., Alameda, CA-94501, #: 510-865-0204 You can find my resume at: http://www.Alameda.net/~ulf/resume.html
Current thread:
- Re: Internet Edge Router replacement - IPv6 route table size considerations, (continued)
- Re: Internet Edge Router replacement - IPv6 route table size considerations Julien Goodwin (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table size considerations Julien Goodwin (Mar 08)
- RE: Internet Edge Router replacement - IPv6 route table size considerations Chris Enger (Mar 08)
- RE: Internet Edge Router replacement - IPv6 route table sizeconsiderations George Bonser (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Bret Palsson (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Jack Carrozzo (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Tim Jackson (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Randy Carpenter (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table size considerations Julien Goodwin (Mar 08)
- Re: Internet Edge Router replacement - IPv6 route table size considerations Chris Woodfield (Mar 09)
- RE: Internet Edge Router replacement - IPv6 route table sizeconsiderations George Bonser (Mar 09)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Ulf Zimmermann (Mar 09)
- RE: Internet Edge Router replacement - IPv6 route table sizeconsiderations George Bonser (Mar 09)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations sthaug (Mar 09)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Ulf Zimmermann (Mar 10)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Ulf Zimmermann (Mar 10)
- Re: Internet Edge Router replacement - IPv6 route table size considerations Jeff Wheeler (Mar 10)
- RE: Internet Edge Router replacement - IPv6 route table sizeconsiderations George Bonser (Mar 10)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Richard A Steenbergen (Mar 10)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Justin M. Streiner (Mar 10)
- RE: Internet Edge Router replacement - IPv6 route table sizeconsiderations Mike Walter (Mar 10)
- Re: Internet Edge Router replacement - IPv6 route table sizeconsiderations Owen DeLong (Mar 10)