leftid and rightid are required by a few clients like iOS.Essentially left refers to the server and right refers to the client.You can choose any name you like (except %default). Each conn paragraph is a configuration.
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The algorithms here is enough for popular clients. ike and esp stipulates encryption algorithms.For example, Windows 7 may or may not have trouble connecting. However, some clients may have compatibility issue. fragmentation means breaking down large chump of data to smaller blocks, which is quite important for cert auth, especially with some wicked ISP.Note this is pure PSK conf as an alternative only
MAC OS LIST IKEV2 VPN HOW TO
Based on general settings, the following paragraphs elaborates how to setup cert auth and tips. However, for sharing with many people or within an organization, cert auth will be more convenient. This is enough for own use or sharing with a few friends. Most configuration tutorials generally use server PSK + client PSK (usually IKEv1) or server cert + client PSK (usually IKEv2). Pros: safer than weak password can’t be easily shared by verbal no need to share the server PSK difficult to spoof the server. Pure certificate authentication means certificates are used for both server & client authentication. Please refer to Vultr’s Guide for step-by-step tutorial.
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This post does NOT provide full tutorial of setting-up IKEv2 VPN.