Create a krb5.conf file and enter or change the following properties:
[logging]
default = FILE:{location}
[libdefaults]
default_realm = MY.DOMAIN.SUFFIX (enter uppercase domain name)
dns_lookup_realm = false
dns_lookup_kdc = false
ticket_lifetime = 24h
renew_lifetime = 7d
forwardable = true
allow_weak_crypto = true
# uncomment if compatibility problems arise
#default_tkt_enctypes = aes256-cts-hmac-sha1-96 aes128-cts des3-cbc-sha1
rc4-hmac #arcfour-hmac-md5 des-cbc-md5 des-cb
#c-crc
#default_tgs_enctypes = aes256-cts-hmac-sha1-96 aes128-cts des3-cbc-sha1
rc4-hmac #arcfour-hmac-md5 des-cbc-md5 des-cb
#c-crc
#permitted_enctypes = aes256-cts-hmac-sha1-96 aes128-cts rc4-hmac arcfour-hmac-#md5
[realms]
MY.DOMAIN.SUFFIX { (enter uppercase domain name)
kdc = my.domain.suffix (enter lowercase domain name)}