· InviteErrorResponsesToTriggerCSFB = "3XX,4XX,5XX,6XX"
· TriggerCSFBOnSdpError = true
· supportPEarlyMediaHeader = true
· defaultAuthAlgorithm = "AKAv1-MD5"
· securityAgreementOptions = "ipsec-3gpp;alg=hmac-md5-96;ealg=aes-cbc;mod=trans;prot=esp,ipsec-3gpp;alg=hmac-md5-96;ealg=des-ede3-cbc;mod=trans;prot=esp,ipsec-3gpp;alg=hmac-md5-96;ealg=null;mod=trans;prot=esp,ipsec-3gpp;alg=hmac-sha-1-96;ealg=aes-cbc;mod=trans;prot=esp;,ipsec-3gpp;alg=hmac-sha-1-96;ealg=des-ede3-cbc;mod=trans;prot=esp;,ipsec-3gpp;alg=hmac-sha-1-96;ealg=null;mod=trans;prot=esp;"
· preconditions = "supportedButMandatory"