<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>do you check server and client?</div><div><br><br>发自我的 iPhone</div><div><br>在 2015年7月7日，15:11，Sunny Kumar <<a href="mailto:Sunny2.Kumar@aricent.com">Sunny2.Kumar@aricent.com</a>> 写道：<br><br></div><blockquote type="cite"><div>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi ,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks for the help, I have added “aes128gcm128” in strongswan.conf but still getting the same issue.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">load = aes128gcm128 aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 curl revocation hmac stroke kernel-netlink socket-default fips-prf eap-identity eap-aka
eap-aka-3gpp2 updown<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I checked the list of registered IKE algorithms and I cant see AES-GCM in the list.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">List of registered IKE algorithms:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> encryption: AES_CBC[aes] 3DES_CBC[des] DES_CBC[des] DES_ECB[des]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> integrity: HMAC_SHA1_96[hmac] HMAC_SHA1_128[hmac] HMAC_SHA1_160[hmac] HMAC_MD5_96[hmac] HMAC_MD5_128[hmac]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> HMAC_SHA2_256_128[hmac] HMAC_SHA2_256_256[hmac] HMAC_SHA2_384_192[hmac] HMAC_SHA2_384_384[hmac]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> HMAC_SHA2_512_256[hmac] HMAC_SHA2_512_512[hmac]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> aead:
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> hasher: HASH_SHA1[sha1] HASH_SHA224[sha2] HASH_SHA256[sha2] HASH_SHA384[sha2] HASH_SHA512[sha2] HASH_MD5[md5]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> prf: PRF_KEYED_SHA1[sha1] PRF_HMAC_SHA1[hmac] PRF_HMAC_MD5[hmac] PRF_HMAC_SHA2_256[hmac]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> PRF_HMAC_SHA2_384[hmac] PRF_HMAC_SHA2_512[hmac] PRF_FIPS_SHA1_160[fips-prf]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> dh-group: MODP_2048[gmp] MODP_2048_224[gmp] MODP_2048_256[gmp] MODP_1536[gmp] MODP_3072[gmp] MODP_4096[gmp]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> MODP_6144[gmp] MODP_8192[gmp] MODP_1024[gmp] MODP_1024_160[gmp] MODP_768[gmp] MODP_CUSTOM[gmp]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> random-gen: RNG_STRONG[random] RNG_TRUE[random]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> nonce-gen: [nonce]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Please let me know if I am missing something.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Sunny<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:users-bounces@lists.strongswan.org">users-bounces@lists.strongswan.org</a> [<a href="mailto:users-bounces@lists.strongswan.org">mailto:users-bounces@lists.strongswan.org</a>]
<b>On Behalf Of </b>Zhuyj<br>
<b>Sent:</b> Tuesday, July 07, 2015 11:11 AM<br>
<b>To:</b> sunny kumar<br>
<b>Cc:</b> <a href="mailto:users@lists.strongswan.org">users@lists.strongswan.org</a><br>
<b>Subject:</b> Re: [strongSwan] Issue with AES-GCM algo on strongswan<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Load all modules in strong swan.cnf<br>
<br>
<span style="font-family:"PMingLiU","serif"">发自我的</span> iPhone<o:p></o:p></p>
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<span style="font-family:"MS Mincho"">在</span> 2015<span style="font-family:"MS Mincho"">年</span>7<span style="font-family:"MS Mincho"">月</span>7<span style="font-family:"MS Mincho"">日，</span>13:33<span style="font-family:"MS Mincho"">，</span>sunny kumar <<a href="mailto:sunnykumar.18jun@gmail.com">sunnykumar.18jun@gmail.com</a>>
<span style="font-family:"MS Mincho"">写道：</span><o:p></o:p></p>
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<p class="MsoNormal">Hi,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I am using strongswan client for EAP-AKA scenario.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">In ipsec.conf I have added following parameter for IKE SA negotiation :<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>ike=aes128gcm128-sha1-modp2048,3des-sha1-modp2048!</b><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">When client (strongswan) recieves IKE_SA_INIT response it gives an error -- <o:p></o:p></p>
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<p class="MsoNormal"><b>ENCRYPTION_ALGORITHM AES_GCM_16 (key size 128) not supported.</b><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Can anyone advice on above.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks and regards,<o:p></o:p></p>
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<p class="MsoNormal">Sunny<o:p></o:p></p>
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<p class="MsoNormal">_______________________________________________<br>
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