7206 VXR NPE-G1 throughput

joel jaeggli joelja at bogus.com
Mon Feb 10 16:07:17 UTC 2014

On 2/10/14, 7:43 AM, Vlade Ristevski wrote:
> We're still on the 12.4 train. I do use an ACL with less than 100
> entries which handle BCP38 and block a few bad actors and private IPs on
> the Internet. I will be moving the BCP38 ACL closer to the hosts before
> the upgrade so the ACL will be a bit shorter in the future. We won't be
> doing any QOS or IPv6 on it but it does take a full BGP table. I just
> need it to last another year or two out of it if possible. I believe
> this platform goes End of Support in  Spring 2016.

yeah so you'll probably make it on a pure pps basis.

> On 2/10/2014 10:30 AM, Remco Bressers wrote:
>> On 02/10/2014 04:17 PM, Vlade Ristevski wrote:
>>> We are looking to double the bandwidth on one of our circuits from
>>> 300Mbps to 600Mbps. We currently use a Cisco 7206VXR with an NPE-G1
>>> card. These seem like very popular routers so I'm hoping a few
>>> people on this list have them deployed. If you or a customer have
>>> these deployed, how much bandwidth have you seen them handle? This
>>> will be handling dorm traffic at a college so it's mostly download.
>>> The 7206 handles our 300 Mbps circuit just fine, but we are moving it
>>> to our 600Mbps circuit. At peak we've seen the following numbers for
>>> that circuit:
>>>    30 second input rate 559982000 bits/sec, 55809 packets/sec
>>>    30 second output rate 55429000 bits/sec, 32598 packets/sec
>>>       267756984712 packets input, 333325152556755 bytes, 0 no buffer
>>> This is the interface that connects to our provider. As you can see
>>> its almost all download traffic. Our ASR1002 handles it without a
>>> sweat but I'm a little skeptical of whether the 7206 will hold up.
>> This depends on multiple variables. The 7200 is a single-CPU platform
>> where CPU can go sky-high when using features like ACL's, QoS, IPv6
>> and you name it.. Also, changing from IOS 12.4 to 15 increased
>> our CPU usage with another 10%+. Stick to the bare minimum of features
>> you really need and you will be fine.
>> Regards,
>> Remco Bressers
>> Signet B.V.

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