Re: BRAS Options

Keep the bare minimum in your igp as Nathan says. It’s a pain in the arse
to undo later says the person who’s been undoing it for years.

Dave

On Fri, 10 Nov 2017 at 3:02 PM, Tim Price <[email protected]> wrote:

> Two Nathans fighting on NZNOG, who will win?  News at 11.
>
>
>
> *From: *<[email protected]> on behalf of Nathan Brookfield
> <[email protected]>
> *Date: *Friday, 10 November 2017 at 2:58 PM
> *To: *Nathan Ward <[email protected]>
> *Cc: *nznog <[email protected]>
>
>
> *Subject: *Re: [nznog] BRAS Options
>
>
>
> I don’t know why you’re arguing with me, neither of us know whether they
> are using BGP already internally, they may just have Ebgp and static routes
> internally, I’m just offering a suggestion.
>
>
>
> Move on with your day 😊
>
>
>
> Kindest Regards,
>
> Nathan Brookfield (VK2NAB)
>
>
>
> Chief Executive Officer
>
> Simtronic Technologies Pty Ltd
>
>
>
> *Local:* (02) 4749 4949 *|* *Fax:* (02) 4749 4950 *|* *Direct:* (02) 4749
> 4951
>
> *Web*: http://www.simtronic.com.au *|* *E-mail*:
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>
> *From:* Nathan Ward [mailto:[email protected]]
> *Sent:* Friday, November 10, 2017 12:54 PM
> *To:* Nathan Brookfield <[email protected]>
> *Cc:* Stan Rivett <[email protected]>; nznog <[email protected]>
> *Subject:* Re: [nznog] BRAS Options
>
>
>
> One expects that BGP is already in place there - why complicate it by
> having some routes in OSPF and some in BGP, then have to re-arrange things
> when your network grows? Very common small ISP mistake that can be a PITA
> to correct when you’re 5 times the size (as everyone hopes to be) and
> doesn’t buy you anything in the mean time.
>
>
>
>
> On 10/11/2017, at 2:50 PM, Nathan Brookfield <
> [email protected]> wrote:
>
>
>
> I don’t disagree but when you’ve got /32’s coming and going between a few
> 7301’s as they may be bounced around from LAC’s, OSPF can be the simplest
> and most effective way to skin the cat and keeps it easy for a small
> deployment like that.
>
>
>
> Kindest Regards,
>
> Nathan Brookfield (VK2NAB)
>
>
>
> Chief Executive Officer
>
> Simtronic Technologies Pty Ltd
>
>
>
> *Local:* (02) 4749 4949 *|* *Fax:* (02) 4749 4950 *|* *Direct:* (02) 4749
> 4951
>
> *Web*: http://www.simtronic.com.au *|* *E-mail*:
> [email protected]
>
>
> CONFIDENTIALITY & PRIVILEGE NOTICE
>
> The information contained in this email and any attached files is strictly
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> email and any attached files with Simtronic Technologies Pty Ltd’s
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> any action in reliance on it. If you have received this email in error,
> please email the sender by replying to this message, promptly delete and
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> Technologies Pty Ltd does NOT accept liability for any loss or damage
> (whether direct, indirect, consequential, economic or other) however
> caused, whether by negligence or otherwise, which may result directly or
> indirectly from this communication or any files attached.
>
>
>
> *From:* Nathan Ward [mailto:[email protected] <[email protected]>]
> *Sent:* Friday, November 10, 2017 12:48 PM
> *To:* Nathan Brookfield <[email protected]>
> *Cc:* Stan Rivett <[email protected]>; nznog <[email protected]>
> *Subject:* Re: [nznog] BRAS Options
>
>
>
> Don’t do that. Put customer routes in to BGP, use OSPF only to carry your
> loopbacks and router-router links for iBGP to use.
>
> Keep your OSPF small, and your BGP big - it’s what they’re both good at.
>
>
>
> (OSPF and ISIS are interchangeable here)
>
>
>
>
>
> On 10/11/2017, at 2:45 PM, Nathan Brookfield <
> [email protected]> wrote:
>
>
>
> Just running OSPF between them all wouldn’t solve that problem for you and
> worst case MPLS within a VRF?
>
>
>
> Kindest Regards,
>
> Nathan Brookfield (VK2NAB)
>
>
>
> Chief Executive Officer
>
> Simtronic Technologies Pty Ltd
>
>
>
> *Local:* (02) 4749 4949 *|* *Fax:* (02) 4749 4950 *|* *Direct:* (02) 4749
> 4951
>
> *Web*: http://www.simtronic.com.au *|* *E-mail*:
> [email protected]
>
>
> CONFIDENTIALITY & PRIVILEGE NOTICE
>
> The information contained in this email and any attached files is strictly
> private and confidential. The intended recipient of this email may only
> use, reproduce, disclose or distribute the information contained in this
> email and any attached files with Simtronic Technologies Pty Ltd’s
> permission. If you are not the intended recipient, you are strictly
> prohibited from using, reproducing, adapting, disclosing or distributing
> the information contained in this email and any attached files or taking
> any action in reliance on it. If you have received this email in error,
> please email the sender by replying to this message, promptly delete and
> destroy any copies of this email and any attachments.
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> It is your responsibility to scan this communication and any files
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> Technologies Pty Ltd does NOT accept liability for any loss or damage
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> caused, whether by negligence or otherwise, which may result directly or
> indirectly from this communication or any files attached.
>
>
>
> *From:* [email protected] [
> mailto:[email protected] <[email protected]>
> ] *On Behalf Of *Stan Rivett
> *Sent:* Wednesday, November 8, 2017 10:52 AM
> *To:* nznog <[email protected]>
> *Subject:* Re: [nznog] BRAS Options
>
>
>
>
>
> The multiple 7301 track was were I had been heading with one in
> Christchurch and one in Auckland. The problem is that most of our clients
> are RBI and we have no control over which router they appear on from our
> connections to Vodafone. That would be OK if we used dynamic IPs but we
> don't and its way too late to go back from that.
>
>
> Stan Rivett
>
> ------------------
>
> Netspeed
>
> PO Box 5691
>
> Dunedin
>
> P: +64 3 481 7245
>
> C: +64 21 323 841
>
> ------------------
>
>
>
> On 8 November 2017 at 12:34, Sam Silvester <[email protected]>
> wrote:
>
> Hivemind :)
>
>
>
> On Wed, Nov 8, 2017 at 9:56 AM, Gavin Tweedie <gavin.tweedie-w8AlbrWEzJ5Wk0Htik3J/[email protected]>
> wrote:
>
> Can you tell Sam and I used to work at the same company? :)
>
>
>
> On Wed, Nov 8, 2017 at 8:24 AM, Sam Silvester <[email protected]>
> wrote:
>
> To a point, the number of subscribers doesn't matter as much as the
> throughput. If you're looking at 16k+ subs on a single box, you probably
> need to start being a little careful but otherwise just make sure you've
> got a decent RP and you should be right.
>
>
> If you simply need to shift (say) 10Gbps of traffic with "more than a few
> thousand" but say less than 16k, then anything in the ASR range with an RP2
> and ESP40 will almost certainly be ample.
>
> Another thought, considering you mention the 7301, is to scale out
> horizontally - it's not clear if you're already doing this. The nice bit
> about that also is you could have a few 7201s sharing the load 4 ways,
> which means your IP pool overhead to cater for a box failure is also much
> less than running only two boxes.
>
>
>
> On Wed, Nov 8, 2017 at 9:41 AM, Dave Mill <[email protected]> wrote:
>
> A Juniper MX40 or MX80 seems to meet your needs there - depending on exact
> subscriber figures. From memory if every customer is in QinQ you won't be
> able to have more than 8000 on a MX80 series chassis due to interface
> limits.
>
>
>
> Dave
>
>
>
> On Wed, Nov 8, 2017 at 12:07 PM, Stan Rivett <[email protected]> wrote:
>
> Crikey, thanks for all the replies
>
>
>
> Yes we need 10 Gbit, at least 3 ports and I'd rather not be too specific
> about numbers but more than a few thousand.
>
>
>
> Apologies for being a bit of a cheap bugger but you know what its like as
> an SME, it all comes out of my pocket ;-)
>
>
>
> Cheers
>
>
> Stan Rivett
>
> ------------------
>
> Netspeed
>
> PO Box 5691
>
> Dunedin
>
> P: +64 3 481 7245 <+64%203-481%207245>
>
> C: +64 21 323 841 <+64%2021%20323%20841>
>
> ------------------
>
>
>
> On 8 November 2017 at 11:14, Tim Price <[email protected]> wrote:
>
> Juniper MX5 + licensing shouldn’t cost you more than $30k depending on
> your Juniper partner status and where you buy it from.
>
>
>
> *From: *<[email protected]> on behalf of Stan Rivett <
> [email protected]>
> *Date: *Wednesday, 8 November 2017 at 11:02 AM
> *To: *nznog <[email protected]>
> *Subject: *[nznog] BRAS Options
>
>
>
> Hi all
>
>
>
> The time has come to replace my poor old Cisco 7301 and the quote I got
> for an ASR1002-HX made my eyes water. Still waiting for a Juniper quote but
> the general discussion seemed like similar numbers.
>
>
>
> Are there any other reliable options out there that don't cost more than
> my first house?
>
>
>
> Cheers
>
>
>
> Stan Rivett
>
> ------------------
>
> Netspeed
>
> PO Box 5691
>
> Dunedin
>
> P: +64 3 481 7245 <03-481%207245>
>
> C: +64 21 323 841 <021%20323%20841>
>
> ------------------
>
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>
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