external/ibm-public/postfix/dist/src/smtpd/smtpd_check.ref

   1 >>> #
   2 >>> # Initialize.
   3 >>> #
   4 >>> #! ../bin/postmap smtpd_check_access
   5 >>> #msg_verbose 1
   6 >>> smtpd_delay_reject 0
   7 OK
   8 >>> mynetworks 127.0.0.0/8,168.100.189.0/28
   9 OK
  10 >>> relay_domains porcupine.org
  11 OK
  12 >>> maps_rbl_domains dnsbltest.porcupine.org
  13 OK
  14 >>> #
  15 >>> # Test the client restrictions.
  16 >>> #
  17 >>> client_restrictions permit_mynetworks,reject_unknown_client,hash:./smtpd_check_access
  18 OK
  19 >>> client unknown 131.155.210.17
  20 ./smtpd_check: <queue id>: reject: CONNECT from unknown[131.155.210.17]: 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]; proto=SMTP
  21 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]
  22 >>> client unknown 168.100.189.13
  23 OK
  24 >>> client random.bad.domain 123.123.123.123
  25 ./smtpd_check: <queue id>: reject: CONNECT from random.bad.domain[123.123.123.123]: 554 5.7.1 <random.bad.domain[123.123.123.123]>: Client host rejected: match bad.domain; proto=SMTP
  26 554 5.7.1 <random.bad.domain[123.123.123.123]>: Client host rejected: match bad.domain
  27 >>> client friend.bad.domain 123.123.123.123
  28 OK
  29 >>> client bad.domain 123.123.123.123
  30 ./smtpd_check: <queue id>: reject: CONNECT from bad.domain[123.123.123.123]: 554 5.7.1 <bad.domain[123.123.123.123]>: Client host rejected: match bad.domain; proto=SMTP
  31 554 5.7.1 <bad.domain[123.123.123.123]>: Client host rejected: match bad.domain
  32 >>> client wzv.win.tue.nl 131.155.210.17
  33 OK
  34 >>> client aa.win.tue.nl 131.155.210.18
  35 ./smtpd_check: <queue id>: reject: CONNECT from aa.win.tue.nl[131.155.210.18]: 554 5.7.1 <aa.win.tue.nl[131.155.210.18]>: Client host rejected: match 131.155.210; proto=SMTP
  36 554 5.7.1 <aa.win.tue.nl[131.155.210.18]>: Client host rejected: match 131.155.210
  37 >>> client_restrictions permit_mynetworks
  38 OK
  39 >>> #
  40 >>> # Test the helo restrictions
  41 >>> #
  42 >>> helo_restrictions permit_mynetworks,reject_unknown_client,reject_invalid_hostname,reject_unknown_hostname,hash:./smtpd_check_access
  43 OK
  44 >>> client unknown 131.155.210.17
  45 OK
  46 >>> helo foo.
  47 ./smtpd_check: <queue id>: reject: HELO from unknown[131.155.210.17]: 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]; proto=SMTP helo=<foo.>
  48 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]
  49 >>> client foo 123.123.123.123
  50 OK
  51 >>> helo foo.
  52 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 450 4.7.1 <foo.>: Helo command rejected: Host not found; proto=SMTP helo=<foo.>
  53 450 4.7.1 <foo.>: Helo command rejected: Host not found
  54 >>> helo foo
  55 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 450 4.7.1 <foo>: Helo command rejected: Host not found; proto=SMTP helo=<foo>
  56 450 4.7.1 <foo>: Helo command rejected: Host not found
  57 >>> helo spike.porcupine.org
  58 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 554 5.7.1 <spike.porcupine.org>: Helo command rejected: name server spike.porcupine.org; proto=SMTP helo=<spike.porcupine.org>
  59 554 5.7.1 <spike.porcupine.org>: Helo command rejected: name server spike.porcupine.org
  60 >>> helo_restrictions permit_mynetworks,reject_unknown_client,reject_invalid_hostname,hash:./smtpd_check_access
  61 OK
  62 >>> helo random.bad.domain
  63 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 554 5.7.1 <random.bad.domain>: Helo command rejected: match bad.domain; proto=SMTP helo=<random.bad.domain>
  64 554 5.7.1 <random.bad.domain>: Helo command rejected: match bad.domain
  65 >>> helo friend.bad.domain
  66 OK
  67 >>> helo_restrictions reject_invalid_hostname,reject_unknown_hostname
  68 OK
  69 >>> helo 123.123.123.123
  70 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 450 4.7.1 <123.123.123.123>: Helo command rejected: Host not found; proto=SMTP helo=<123.123.123.123>
  71 450 4.7.1 <123.123.123.123>: Helo command rejected: Host not found
  72 >>> helo [123.123.123.123]
  73 OK
  74 >>> helo [::]
  75 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 501 5.5.2 <[::]>: Helo command rejected: invalid ip address; proto=SMTP helo=<[::]>
  76 501 5.5.2 <[::]>: Helo command rejected: invalid ip address
  77 >>> helo [ipv6:::]
  78 OK
  79 >>> helo [ipv6::::]
  80 ./smtpd_check: <queue id>: reject: HELO from foo[123.123.123.123]: 501 5.5.2 <[ipv6::::]>: Helo command rejected: invalid ip address; proto=SMTP helo=<[ipv6::::]>
  81 501 5.5.2 <[ipv6::::]>: Helo command rejected: invalid ip address
  82 >>> helo_restrictions permit_naked_ip_address,reject_invalid_hostname,reject_unknown_hostname
  83 OK
  84 >>> helo 123.123.123.123
  85 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
  86 OK
  87 >>> #
  88 >>> # Test the sender restrictions
  89 >>> #
  90 >>> sender_restrictions permit_mynetworks,reject_unknown_client
  91 OK
  92 >>> client unknown 131.155.210.17
  93 OK
  94 >>> mail foo@watson.ibm.com
  95 ./smtpd_check: <queue id>: reject: MAIL from unknown[131.155.210.17]: 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]; from=<foo@watson.ibm.com> proto=SMTP helo=<123.123.123.123>
  96 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]
  97 >>> client unknown 168.100.189.13
  98 OK
  99 >>> mail foo@watson.ibm.com
 100 OK
 101 >>> client foo 123.123.123.123
 102 OK
 103 >>> mail foo@watson.ibm.com
 104 OK
 105 >>> sender_restrictions reject_unknown_address
 106 OK
 107 >>> mail foo@watson.ibm.com
 108 OK
 109 >>> mail foo@bad.domain
 110 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 450 4.1.8 <foo@bad.domain>: Sender address rejected: Domain not found; from=<foo@bad.domain> proto=SMTP helo=<123.123.123.123>
 111 450 4.1.8 <foo@bad.domain>: Sender address rejected: Domain not found
 112 >>> sender_restrictions hash:./smtpd_check_access
 113 OK
 114 >>> mail bad-sender@any.domain
 115 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <bad-sender@any.domain>: Sender address rejected: match bad-sender@; from=<bad-sender@any.domain> proto=SMTP helo=<123.123.123.123>
 116 554 5.7.1 <bad-sender@any.domain>: Sender address rejected: match bad-sender@
 117 >>> mail bad-sender@good.domain
 118 OK
 119 >>> mail reject@this.address
 120 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <reject@this.address>: Sender address rejected: match reject@this.address; from=<reject@this.address> proto=SMTP helo=<123.123.123.123>
 121 554 5.7.1 <reject@this.address>: Sender address rejected: match reject@this.address
 122 >>> mail Reject@this.address
 123 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <Reject@this.address>: Sender address rejected: match reject@this.address; from=<Reject@this.address> proto=SMTP helo=<123.123.123.123>
 124 554 5.7.1 <Reject@this.address>: Sender address rejected: match reject@this.address
 125 >>> mail foo@bad.domain
 126 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> proto=SMTP helo=<123.123.123.123>
 127 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain
 128 >>> mail foo@Bad.domain
 129 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <foo@Bad.domain>: Sender address rejected: match bad.domain; from=<foo@Bad.domain> proto=SMTP helo=<123.123.123.123>
 130 554 5.7.1 <foo@Bad.domain>: Sender address rejected: match bad.domain
 131 >>> mail foo@random.bad.domain
 132 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <foo@random.bad.domain>: Sender address rejected: match bad.domain; from=<foo@random.bad.domain> proto=SMTP helo=<123.123.123.123>
 133 554 5.7.1 <foo@random.bad.domain>: Sender address rejected: match bad.domain
 134 >>> mail foo@friend.bad.domain
 135 OK
 136 >>> #
 137 >>> # Test the recipient restrictions
 138 >>> #
 139 >>> recipient_restrictions permit_mynetworks,reject_unknown_client,check_relay_domains
 140 OK
 141 >>> client unknown 131.155.210.17
 142 OK
 143 >>> rcpt foo@watson.ibm.com
 144 ./smtpd_check: <queue id>: reject: RCPT from unknown[131.155.210.17]: 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]; from=<foo@friend.bad.domain> to=<foo@watson.ibm.com> proto=SMTP helo=<123.123.123.123>
 145 450 4.7.1 Client host rejected: cannot find your hostname, [131.155.210.17]
 146 >>> client unknown 168.100.189.13
 147 OK
 148 >>> rcpt foo@watson.ibm.com
 149 OK
 150 >>> client foo 123.123.123.123
 151 OK
 152 >>> rcpt foo@watson.ibm.com
 153 ./smtpd_check: warning: support for restriction "check_relay_domains" will be removed from Postfix; use "reject_unauth_destination" instead
 154 ./smtpd_check: <queue id>: reject: RCPT from foo[123.123.123.123]: 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied; from=<foo@friend.bad.domain> to=<foo@watson.ibm.com> proto=SMTP helo=<123.123.123.123>
 155 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied
 156 >>> rcpt foo@porcupine.org
 157 OK
 158 >>> recipient_restrictions check_relay_domains
 159 OK
 160 >>> client foo.porcupine.org 168.100.189.13
 161 OK
 162 >>> rcpt foo@watson.ibm.com
 163 OK
 164 >>> rcpt foo@porcupine.org
 165 OK
 166 >>> client foo 123.123.123.123
 167 OK
 168 >>> rcpt foo@watson.ibm.com
 169 ./smtpd_check: <queue id>: reject: RCPT from foo[123.123.123.123]: 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied; from=<foo@friend.bad.domain> to=<foo@watson.ibm.com> proto=SMTP helo=<123.123.123.123>
 170 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied
 171 >>> rcpt foo@porcupine.org
 172 OK
 173 >>> recipient_restrictions hash:./smtpd_check_access
 174 OK
 175 >>> mail bad-sender@any.domain
 176 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <bad-sender@any.domain>: Sender address rejected: match bad-sender@; from=<bad-sender@any.domain> proto=SMTP helo=<123.123.123.123>
 177 554 5.7.1 <bad-sender@any.domain>: Sender address rejected: match bad-sender@
 178 >>> mail bad-sender@good.domain
 179 OK
 180 >>> mail reject@this.address
 181 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <reject@this.address>: Sender address rejected: match reject@this.address; from=<reject@this.address> proto=SMTP helo=<123.123.123.123>
 182 554 5.7.1 <reject@this.address>: Sender address rejected: match reject@this.address
 183 >>> mail foo@bad.domain
 184 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> proto=SMTP helo=<123.123.123.123>
 185 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain
 186 >>> mail foo@random.bad.domain
 187 ./smtpd_check: <queue id>: reject: MAIL from foo[123.123.123.123]: 554 5.7.1 <foo@random.bad.domain>: Sender address rejected: match bad.domain; from=<foo@random.bad.domain> proto=SMTP helo=<123.123.123.123>
 188 554 5.7.1 <foo@random.bad.domain>: Sender address rejected: match bad.domain
 189 >>> mail foo@friend.bad.domain
 190 OK
 191 >>> #
 192 >>> # RBL
 193 >>> #
 194 >>> client_restrictions reject_maps_rbl
 195 OK
 196 >>> client spike.porcupine.org 168.100.189.2
 197 ./smtpd_check: warning: support for restriction "reject_maps_rbl" will be removed from Postfix; use "reject_rbl_client domain-name" instead
 198 OK
 199 >>> client foo 127.0.0.2
 200 ./smtpd_check: <queue id>: reject: CONNECT from foo[127.0.0.2]: 554 5.7.1 Service unavailable; Client host [127.0.0.2] blocked using dnsbltest.porcupine.org; from=<foo@friend.bad.domain> proto=SMTP helo=<123.123.123.123>
 201 554 5.7.1 Service unavailable; Client host [127.0.0.2] blocked using dnsbltest.porcupine.org
 202 >>> #
 203 >>> # Hybrids
 204 >>> #
 205 >>> recipient_restrictions check_relay_domains
 206 OK
 207 >>> client foo 131.155.210.17
 208 OK
 209 >>> rcpt foo@watson.ibm.com
 210 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied; from=<foo@friend.bad.domain> to=<foo@watson.ibm.com> proto=SMTP helo=<123.123.123.123>
 211 554 5.7.1 <foo@watson.ibm.com>: Recipient address rejected: Relay access denied
 212 >>> recipient_restrictions check_client_access,hash:./smtpd_check_access,check_relay_domains
 213 OK
 214 >>> client foo 131.155.210.17
 215 OK
 216 >>> rcpt foo@porcupine.org
 217 OK
 218 >>> helo_restrictions permit_mynetworks,reject_unknown_client,reject_invalid_hostname,hash:./smtpd_check_access
 219 OK
 220 >>> recipient_restrictions check_helo_access,hash:./smtpd_check_access,check_relay_domains
 221 OK
 222 >>> helo bad.domain
 223 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain; from=<foo@friend.bad.domain> proto=SMTP helo=<bad.domain>
 224 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain
 225 >>> rcpt foo@porcupine.org
 226 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain; from=<foo@friend.bad.domain> to=<foo@porcupine.org> proto=SMTP helo=<bad.domain>
 227 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain
 228 >>> helo 131.155.210.17
 229 OK
 230 >>> rcpt foo@porcupine.org
 231 OK
 232 >>> recipient_restrictions check_sender_access,hash:./smtpd_check_access,check_relay_domains
 233 OK
 234 >>> mail foo@bad.domain
 235 ./smtpd_check: <queue id>: reject: MAIL from foo[131.155.210.17]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> proto=SMTP helo=<131.155.210.17>
 236 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain
 237 >>> rcpt foo@porcupine.org
 238 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> to=<foo@porcupine.org> proto=SMTP helo=<131.155.210.17>
 239 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain
 240 >>> mail foo@friend.bad.domain
 241 OK
 242 >>> rcpt foo@porcupine.org
 243 OK
 244 >>> #
 245 >>> # MX backup
 246 >>> #
 247 >>> #mydestination spike.porcupine.org,localhost.porcupine.org
 248 >>> #inet_interfaces 168.100.189.2,127.0.0.1
 249 >>> #recipient_restrictions permit_mx_backup,reject
 250 >>> #rcpt wietse@wzv.win.tue.nl
 251 >>> #rcpt wietse@trouble.org
 252 >>> #rcpt wietse@porcupine.org
 253 >>> #
 254 >>> # Deferred restrictions
 255 >>> #
 256 >>> client_restrictions permit
 257 OK
 258 >>> helo_restrictions permit
 259 OK
 260 >>> sender_restrictions permit
 261 OK
 262 >>> recipient_restrictions check_helo_access,hash:./smtpd_check_access,check_sender_access,hash:./smtpd_check_access
 263 OK
 264 >>> helo bad.domain
 265 OK
 266 >>> mail foo@good.domain
 267 OK
 268 >>> rcpt foo@porcupine.org
 269 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain; from=<foo@good.domain> to=<foo@porcupine.org> proto=SMTP helo=<bad.domain>
 270 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain
 271 >>> helo good.domain
 272 OK
 273 >>> mail foo@bad.domain
 274 OK
 275 >>> rcpt foo@porcupine.org
 276 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> to=<foo@porcupine.org> proto=SMTP helo=<good.domain>
 277 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain
 278 >>> #
 279 >>> # FQDN restrictions
 280 >>> #
 281 >>> helo_restrictions reject_non_fqdn_hostname
 282 OK
 283 >>> sender_restrictions reject_non_fqdn_sender
 284 OK
 285 >>> recipient_restrictions reject_non_fqdn_recipient
 286 OK
 287 >>> helo foo.bar.
 288 OK
 289 >>> helo foo.bar
 290 OK
 291 >>> helo foo
 292 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 504 5.5.2 <foo>: Helo command rejected: need fully-qualified hostname; from=<foo@bad.domain> proto=SMTP helo=<foo>
 293 504 5.5.2 <foo>: Helo command rejected: need fully-qualified hostname
 294 >>> mail foo@foo.bar.
 295 OK
 296 >>> mail foo@foo.bar
 297 OK
 298 >>> mail foo@foo
 299 ./smtpd_check: <queue id>: reject: MAIL from foo[131.155.210.17]: 504 5.5.2 <foo@foo>: Sender address rejected: need fully-qualified address; from=<foo@foo> proto=SMTP helo=<foo>
 300 504 5.5.2 <foo@foo>: Sender address rejected: need fully-qualified address
 301 >>> mail foo
 302 ./smtpd_check: <queue id>: reject: MAIL from foo[131.155.210.17]: 504 5.5.2 <foo>: Sender address rejected: need fully-qualified address; from=<foo> proto=SMTP helo=<foo>
 303 504 5.5.2 <foo>: Sender address rejected: need fully-qualified address
 304 >>> rcpt foo@foo.bar.
 305 OK
 306 >>> rcpt foo@foo.bar
 307 OK
 308 >>> rcpt foo@foo
 309 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 504 5.5.2 <foo@foo>: Recipient address rejected: need fully-qualified address; from=<foo> to=<foo@foo> proto=SMTP helo=<foo>
 310 504 5.5.2 <foo@foo>: Recipient address rejected: need fully-qualified address
 311 >>> rcpt foo
 312 ./smtpd_check: <queue id>: reject: RCPT from foo[131.155.210.17]: 504 5.5.2 <foo>: Recipient address rejected: need fully-qualified address; from=<foo> to=<foo> proto=SMTP helo=<foo>
 313 504 5.5.2 <foo>: Recipient address rejected: need fully-qualified address
 314 >>> #
 315 >>> # Numerical HELO checks
 316 >>> #
 317 >>> helo_restrictions permit_naked_ip_address,reject_non_fqdn_hostname
 318 OK
 319 >>> helo [1.2.3.4]
 320 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 321 OK
 322 >>> helo [321.255.255.255]
 323 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 324 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[321.255.255.255]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[321.255.255.255]>
 325 501 5.5.2 <[321.255.255.255]>: Helo command rejected: invalid ip address
 326 >>> helo [0.255.255.255]
 327 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 328 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[0.255.255.255]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[0.255.255.255]>
 329 501 5.5.2 <[0.255.255.255]>: Helo command rejected: invalid ip address
 330 >>> helo [1.2.3.321]
 331 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 332 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[1.2.3.321]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[1.2.3.321]>
 333 501 5.5.2 <[1.2.3.321]>: Helo command rejected: invalid ip address
 334 >>> helo [1.2.3]
 335 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 336 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[1.2.3]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[1.2.3]>
 337 501 5.5.2 <[1.2.3]>: Helo command rejected: invalid ip address
 338 >>> helo [1.2.3.4.5]
 339 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 340 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[1.2.3.4.5]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[1.2.3.4.5]>
 341 501 5.5.2 <[1.2.3.4.5]>: Helo command rejected: invalid ip address
 342 >>> helo [1..2.3.4]
 343 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 344 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[1..2.3.4]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[1..2.3.4]>
 345 501 5.5.2 <[1..2.3.4]>: Helo command rejected: invalid ip address
 346 >>> helo [.1.2.3.4]
 347 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 348 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[.1.2.3.4]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[.1.2.3.4]>
 349 501 5.5.2 <[.1.2.3.4]>: Helo command rejected: invalid ip address
 350 >>> helo [1.2.3.4.5.]
 351 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 352 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <[1.2.3.4.5.]>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<[1.2.3.4.5.]>
 353 501 5.5.2 <[1.2.3.4.5.]>: Helo command rejected: invalid ip address
 354 >>> helo 1.2.3.4
 355 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 356 OK
 357 >>> helo 321.255.255.255
 358 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 359 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <321.255.255.255>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<321.255.255.255>
 360 501 5.5.2 <321.255.255.255>: Helo command rejected: invalid ip address
 361 >>> helo 0.255.255.255
 362 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 363 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <0.255.255.255>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<0.255.255.255>
 364 501 5.5.2 <0.255.255.255>: Helo command rejected: invalid ip address
 365 >>> helo 1.2.3.321
 366 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 367 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <1.2.3.321>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<1.2.3.321>
 368 501 5.5.2 <1.2.3.321>: Helo command rejected: invalid ip address
 369 >>> helo 1.2.3
 370 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 371 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <1.2.3>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<1.2.3>
 372 501 5.5.2 <1.2.3>: Helo command rejected: invalid ip address
 373 >>> helo 1.2.3.4.5
 374 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 375 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <1.2.3.4.5>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<1.2.3.4.5>
 376 501 5.5.2 <1.2.3.4.5>: Helo command rejected: invalid ip address
 377 >>> helo 1..2.3.4
 378 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 379 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <1..2.3.4>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<1..2.3.4>
 380 501 5.5.2 <1..2.3.4>: Helo command rejected: invalid ip address
 381 >>> helo .1.2.3.4
 382 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 383 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <.1.2.3.4>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<.1.2.3.4>
 384 501 5.5.2 <.1.2.3.4>: Helo command rejected: invalid ip address
 385 >>> helo 1.2.3.4.5.
 386 ./smtpd_check: warning: restriction permit_naked_ip_address is deprecated. Use permit_mynetworks instead
 387 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 501 5.5.2 <1.2.3.4.5.>: Helo command rejected: invalid ip address; from=<foo> proto=SMTP helo=<1.2.3.4.5.>
 388 501 5.5.2 <1.2.3.4.5.>: Helo command rejected: invalid ip address
 389 >>> #
 390 >>> # The defer restriction
 391 >>> #
 392 >>> defer_code 444
 393 OK
 394 >>> helo_restrictions defer
 395 OK
 396 >>> helo foobar
 397 ./smtpd_check: <queue id>: reject: HELO from foo[131.155.210.17]: 444 4.3.2 <foobar>: Helo command rejected: Try again later; from=<foo> proto=SMTP helo=<foobar>
 398 444 4.3.2 <foobar>: Helo command rejected: Try again later