I am digging through the logs for errors, and nothing seems to pop out. Here is some issues with decrypting payloads. But I believe it continues on past that.
Feb 10 18:02:02 03[ENC] invalid HASH_V1 payload length, decryption failed?Feb 10 18:02:02 03[ENC] could not decrypt payloadsFeb 10 18:02:02 03[IKE] message parsing failedFeb 10 18:02:02 03[IKE] ignore malformed INFORMATIONAL requestFeb 10 18:02:02 03[IKE] INFORMATIONAL_V1 request with message ID 3319602500 processing failed Joshua J. Gross > Date: Tue, 10 Feb 2015 18:30:28 +0100 > From: [email protected] > To: [email protected] > Subject: Re: [strongSwan] Ipsec Connection Limits > > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Hello Joshua, > > That is an interesting problem. Do you have any logs of the issue you can > provide to us? > Like authentication failing or a failure during installation of the policies? > > Mit freundlichen Grüßen/Regards, > Noel Kuntze > > GPG Key ID: 0x63EC6658 > Fingerprint: 23CA BB60 2146 05E7 7278 6592 3839 298F 63EC 6658 > > Am 10.02.2015 um 17:55 schrieb joshua: > > We are running Strongswan 5.04 on Ubuntu 12.04 KVM. > > The kernel used to be a 3.2-virtual which we upgraded to 3.13-generic. > > > > It seems that strongswan only ever gets 20-30 connected users. Meanwhile > > we have very similar servers on > > the public cloud (i.e.: digital ocean) that easily get over 150 connected > > users. > > > > The VM with the issue was built ourselves on a dedicated server. We > > checked the majority of > > OS settings between the two servers and nothing sticks out. > > > > Is there any setting on a host or VM that could cause this kind of > > behavious? > > > > > > > > ------------------------- > > > > > > > > Joshua J. Gross > > > > > > _______________________________________________ > > Users mailing list > > [email protected] > > https://lists.strongswan.org/mailman/listinfo/users > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2 > > iQIcBAEBCAAGBQJU2kAyAAoJEDg5KY9j7GZYH5QP/RBe4NfQQSwQQdrdMAz6rX7O > QjgSx6RY24zEj+RRmQRVOJatgYCcm1td7LAAvja4s9LV/kHFACJLMqgB0vCxv0iA > R43fJOWuddXVa1Kkv/tvpKi0zLo6pAw/lAw+GP2YN9y9zsIuuDXaafdOeMaGLRSZ > eW2mF8QEso2kT2jWNnMLnhdVA5B7BwkU+DPaaA/MOollXe8RYR+G7cz+2cgICrQo > ZmItg/2eNkDlD/KRXw7kNTmXgDfQLOTYpdo0kXYSIq08v4KgUTl8mKq8bXrhZc1w > xsAFAxv41Hf9NHH0HYM5uNHhmwY8RLX/XDoRnP5/OpPfBmR36Fcev8yleWsbE8HA > roywWdVDF5XiD5hoUSE6dWtBCCXdMdzTHhs0vkoNqYHN/Yz11xarxp0wEiZ7MxuP > mHv7LYe6ZYScneWOwVbzrm46zN/0cH2nW5nPF97FPBaIGtJ/403rqB6C5CYmD7Ez > Pw8xr7+iuJXyii+xrUb5B6Oxy53XJLPKFS26S13ftKU12aSitgbEy3IKtJF3N6T9 > Jmaooa0fV6Tb5mqSex6MSmlbJ8AXrdtnoovwrelqOsBSaMPxyldBEhISX5yYuAPT > zDbWX/Iq4i4tEenAq/Ep0+SlL5KG01Sr+WkWxmX/IZtARZ3DDihwVokdLSl2dssC > ZC2GlIoGD/bXoaOTlDxc > =+9rE > -----END PGP SIGNATURE----- > > _______________________________________________ > Users mailing list > [email protected] > https://lists.strongswan.org/mailman/listinfo/users
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