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Thu, 19 Feb 2026 10:08:55 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Turritopsis Dohrnii Teo En Ming Date: Fri, 20 Feb 2026 02:08:42 +0800 X-Gm-Features: AaiRm51fEAtoSvcIr1ZKZXCe-Pr6cy9HLBjcUNB1IYPTvsYgTC4nyJCNJnHZflA Message-ID: To: Paul Wouters Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Message-ID-Hash: FGANF6VMG2XLIUNIJW6LQBH4GT3NU626 X-Message-ID-Hash: FGANF6VMG2XLIUNIJW6LQBH4GT3NU626 X-MailFrom: ceo.teo.en.ming@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-ipsec.ietf.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: ipsec@ietf.org, ceo@teo-en-ming-corp.com X-Mailman-Version: 3.3.9rc6 Precedence: list Subject: =?utf-8?q?=5BIPsec=5D_Re=3A_IKEv2_peculiarity?= List-Id: Discussion of IPsec protocols Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Fri, 20 Feb 2026 at 01:51, Paul Wouters wrote: > > > On Thu, Feb 19, 2026 at 12:31=E2=80=AFPM Turritopsis Dohrnii Teo En Ming = wrote: >> >> Subject: IKEv2 peculiarity >> >> Good day from Singapore, >> >> When I wanted to use Email OTP 2FA MFA, IKEv2 doesn't allow it. > > > What is the relationship between Email OTP 2FA MFA and IKEv2? > >> When I changed from IKEv2 to IKEv1 (main mode, not aggressive), Email >> OTP is allowed. > > > Please clarify "allowed"? Is there another issue that just makes somethin= g fail? > IKEv2 does not directly control email access. But if IKEv2 failed, perhap= s your > email server just cannot be reached? > > Regardless, this seems like a configuration issue and not a protocol issu= e for this list, as IKEv2 > does nothing with or to email protocols. > > Paul Hi Paul Wouters, Please refer to the following ChatGPT chat link. https://chatgpt.com/share/69974f54-bbf0-800b-b2e3-ed4f551dca36 Thank you. Regards, Mr. Turritopsis Dohrnii Teo En Ming Extremely Democratic People's Republic of Singapore 20 Feb 2026 Friday 2.08 am Singapore Time