From: MADMAN (dave@interprise.com)
Date: Thu Jul 31 2003 - 10:30:26 GMT-3
You need 256M and have for quite some time. Though maybe for a single
view 128M maybe enough I have not configured and routers for full
routing and one view, they are all at least dual homed since otherwise
there has been no need for full routes.
Dave
Charles Church wrote:
> Rob,
>
> The BGP memory usage below adds up to about 35 megs. Of course the IOS
> needs more for itself, but where do you get the 256 requirement? I've heard
> that 64 is just a tab too small these days, so I was assuming 96 or 128 was
> plenty for 1 peer. A couple of the route servers I looked at off of the
> page below had 128 meg ram, a full table, and had 20 megs free processor,
> and 15 free I/O. Just curious...
>
> Chuck Church
> CCIE #8776, MCNE, MCSE
> Wam!Net Government Services
> 13665 Dulles Technology Dr. Ste 250
> Herndon, VA 20171
> Office: 703-480-2569
> Cell: 703-819-3495
> cchurch@wamnet.com
> PGP key: http://pgp.mit.edu:11371/pks/lookup?search=chuck+church&op=index
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of Rob
> Laidlaw
> Sent: Wednesday, July 30, 2003 5:23 PM
> To: ccielab@groupstudy.com
> Subject: Re: BGP-4 and 7204VXR
>
>
> http://www.traceroute.org/#Looking%20Glass
>
> This is a "sh ip bgp sum" from a Telia (as 1299) internet router in NY.
>
> Per the line below, I would suggest at "LEAST" 256 meg if you only have 1
> peer. And even then, if you have alot of filters and route-maps, you might
> run out.
>
> 130616 network entries and 271602 paths using 25273320 bytes of memory
>
> BGP router identifier 213.248.83.240, local AS number 1299
> BGP table version is 4626265, main routing table version 4626265
> 130616 network entries and 271602 paths using 25273320 bytes of memory
> 38881 BGP path attribute entries using 2178736 bytes of memory
> 287 BGP rrinfo entries using 10816 bytes of memory
> 26466 BGP AS-PATH entries using 683134 bytes of memory
> 639 BGP community entries using 24394 bytes of memory
> 105839 BGP route-map cache entries using 2116780 bytes of memory
> 24 BGP filter-list cache entries using 288 bytes of memory
> Dampening enabled. 25 history paths, 2 dampened paths
> BGP activity 252699/1971582 prefixes, 1453258/1178140 paths, scan interval
> 60 secs
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 128.223.60.103 4 6447 14963 559060 4626205 0 0 02:55:33 0
> 195.249.0.135 4 3292 14982 478298 4626250 0 0 1w3d 0
> 209.244.160.161 4 3356 350751 67925 4626203 0 0 1w3d 31208
> 213.248.80.240 4 1299 1206602 91221 4626250 0 0 1w3d 114835
> 213.248.80.241 4 1299 1232731 91394 4626267 1 0 1w3d 114835
> 213.248.82.86 4 5483 15788 508401 4626200 0 0 1w2d 43
> 213.248.82.158 4 6461 44994 52912 4626250 0 0 1w3d 8803
> 213.248.82.162 4 18708 0 0 0 0 0 never Idle
> 213.248.82.250 4 7132 25015 53010 4626214 0 0 1w3d 1828
> 213.248.83.250 4 1299 14934 803634 4626265 0 0 1w3d 0
> 213.248.83.251 4 1299 14947 766023 4626265 0 0 1w3d 13
>
>
> ----- Original Message -----
> From: "Tomikawa" <h-tomikawa@syscomusa.com>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, July 30, 2003 4:14 PM
> Subject: BGP-4 and 7204VXR
>
>
>
>>Hi, all
>>This maybe off-topic, but I have a quick question. If you know please
>>let me know.
>>
>>I have planning to install 7204VXR for BGP-4 connection.
>>It has 128M DRAM and 20 Flash currently.
>>
>>Is this enough memory to have full routing table?
>>If not, how much memory should I install?
>>
>>Thanks
>>
>>
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-- David Madland CCIE# 2016 Sr. Network Engineer Qwest Communications 612-664-3367"Government can do something for the people only in proportion as it can do something to the people." -- Thomas Jefferson
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