[strongSwan] AES_CCM_16 not supported error

[Noel Kuntze]

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Hello Prasobh,

Make sure you have a crypto plugin loaded that provides that algorithm.
Check the available algorithms for IKE with "ipsec listalgs".

Mit freundlichen Grüßen/Kind Regards,
Noel Kuntze

GPG Key ID: 0x63EC6658
Fingerprint: 23CA BB60 2146 05E7 7278 6592 3839 298F 63EC 6658

Am 15.05.2015 um 13:26 schrieb prasobh.s25 at wipro.com:
>
> Dear All,
>
> 
>
> I am getting following error while trying aes128ccm128 encryption algorithm on strongswan version 5.0.0
>
> 
>
> /Received proposals: IKE: AES_CCM_16_128/PRF_HMAC_SHA1/MODP_768/
>
> /Configured proposals: IKE:AES_CCM_16_128/3DES_CBC/HMAC_SHA1_96/HMAC_SHA2_512_256/ PRF_HMAC_SHA1/MODP_768/
>
> /Selected proposals: IKE:AES_CCM_16_128/ PRF_HMAC_SHA1/MODP_768/
>
> /Shared Diffie Hellman secret => 96 bytes @ 0xae401448/
>
> /SKEYSEED => 20 bytes @ 0xae400cf0/
>
> /Sk_d Secret => 20 bytes @ 0xae400cf0/
>
> /ENCRYPTION_ALGORITHM AES_CCM_16 (key size 16) not supported!/
>
> /Key derivation failed/
>
> 
>
> 
>
> Can anyone help to find out what could be the issue ?
>
> 
>
> Thanks and Regards,
>
> Prasobh
>
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