[j-nsp] VPN interface naming on MX platforms

[Chris Boyd]

Perfect, that first link is exactly the information I was looking for.

> On Jun 17, 2018, at 1:09 AM, Pasvorn Boonmark <pasvorn at gmail.com> wrote:
> 
> Chris,
> 
> "sp-" and "ms-" interfaces are very similar. They provides services such as IPSec vpn, tunnel and etc...
> The difference between them are:
>   - sp-interfaces are on MS-PIC, AS-PIC and MS-DPC
>   - ms-interfaces are on MS-MIC, or MS-MPC
> 
> See also: 
> 1. https://www.juniper.net/documentation/en_US/junos/topics/concept/services-interfaces-naming-overview.html
> 2. https://forums.juniper.net/t5/Routing/MS-MIC/td-p/292407
> 
> -Pasvorn
> 
> On Fri, Jun 15, 2018 at 9:36 AM Chris Boyd <cboyd at gizmopartners.com> wrote:
> This is probably a noob question, but I can’t seem to find the answer in the Juniper docs.  On some MX routers where there are IPSec VPNs implemented, they use the sp-1/0/0 interface in the VPN, on other MX routers, they use the ms-0/2/0 interface.
> 
> I suspect the answer lies in the details of the cards installed in the router, but I sure can’t find the decoder ring on the web site.
> 
> Pointers appreciated, cluebats accepted.
> 
> —Chris
> 
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