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Mon Jul 22 08:44:30 2013 UTC (10 years, 11 months ago) by misho
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5.7

1: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> 2: <HTML> 3: <HEAD> 4: <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> 5: <TITLE>Change history</TITLE> 6: </HEAD> 7: <BODY text="#000000" bgcolor="#ffffff"> 8: 9: <A HREF="mpd.html">Mpd 5.7 User Manual</A> 10: : <A HREF="mpd1.html">Introduction</A> 11: : Change history  12: Previous: <A HREF="mpd3.html">Organization of this manual</A>  13: Next: <A HREF="mpd5.html">Installation</A> 14: 15: 16: <HR NOSHADE> 17: <H2><A NAME="4"></A>1.3. Change history<A NAME="changes"></A></H2> 18: Changes since version 5.6: 19: <ul> 20: <li> New features: 21: <ul> 22: <li> Added global `qthreshold` option.</li> 23: <li> Added `unset radius server ...` command.</li> 24: <li> Added `unset nat ...` command.</li> 25: <li> Added `Class` CoA attribute from RFC 2865.</li> 26: <li> New command 'show netflow' added.</li> 27: </ul> 28: </li> 29: <li> Changes: 30: <ul> 31: <li> NAT rules may be added/deleted without shutdowning interface.</li> 32: <li> NetFlow can export IPv6 data.</li> 33: <li> Interface description may be construct from predefined 34: variables in bundle template.</li> 35: </ul> 36: </li> 37: <li> Bugfixes: 38: <ul> 39: <li> Restore `show sessions` as unprivileged command.</li> 40: <li> Fix infinite event loop when STDIN redirected to /dev/null 41: after it recently got non-blocking mode support.</li> 42: <li> Fix invalid output of `show nat` command in some times.</li> 43: <li> Fix some possible memory leaks.</li> 44: </ul> 45: </li> 46: </ul> 47:  48: Changes since version 5.5: 49: <ul> 50: <li> New features: 51: <ul> 52: <li> Added `mpd-iface-name` RADIUS attribute.</li> 53: <li> Added `mpd-iface-descr` RADIUS attribute.</li> 54: <li> Added `mpd-iface-group` RADIUS attribute.</li> 55: <li> Added `mpd-peer-ident` RADIUS attribute.</li> 56: <li> Added `set iface name ...` command.</li> 57: <li> Added `set iface description ...` command.</li> 58: <li> Added `set iface group ...` command.</li> 59: <li> Added support for NetFlow v9 export.</li> 60: <li> Added `set l2tp|pptp|tcp|udp resolve-once ...` command. 61: They allow to resolve peer address every time on reconnect.</li> 62: </ul> 63: </li> 64: <li> Changes: 65: <ul> 66: <li> Remove dependency from libpdel library. 67: Import required files into the MPD tree.</li> 68: </ul> 69: </li> 70: <li> Bugfixes: 71: <ul> 72: <li> Fix invoke `set iface up|down-script` without arguments.</li> 73: <li> Fix `show eap` command</li> 74: <li> Fix build on older FreeBSD versions.</li> 75: <li> Fix several memory leaks.</li> 76: <li> Fix building without SYSLOG_FACILITY option.</li> 77: <li> Fix byte order in ports in `set nat red-port`.</li> 78: <li> Fix some potential crashes because of NULL dereferences.</li> 79: </ul> 80: </li> 81: </ul> 82:  83: Changes since version 5.4: 84: <ul> 85: <li> New features: 86: <ul> 87: <li> Added `set link redial-delay ...` command.</li> 88: <li> Print global filters on `show iface|customer` commands.</li> 89: <li> Added protocol/port forwarding support for NAT.</li> 90: <li> Added utmpx support on 9-CURRENT.</li> 91: </ul> 92: </li> 93: <li> Bugfixes: 94: <ul> 95: <li> Fix memory leaks on pptp and radius on some reason.</li> 96: <li> Really make RESULT a mandatory option in ext-auth.</li> 97: </ul> 98: </li> 99: </ul> 100:  101: Changes since version 5.3 (most of this work was sponsored by 102: <A href="http://ufanet.ru/">http://ufanet.ru/</A>): 103: <ul> 104: <li> New features: 105: <ul> 106: <li> Added built-in RADIUS server, supporting 107: RFC 3576: Dynamic Authorization Extensions to RADIUS.</li> 108: <li> Added Disconnect-Request extension support from RFC 3576.</li> 109: <li> Added CoA-Request extension support from RFC 3576.</li> 110: <li> Added `authname ...` command to choose active link by peer 111: auth name.</li> 112: <li> Added support for DSL Forum vendor-specific 113: Circuit-ID/Remote-ID PPPoE tags and respective RFC 4679 114: RADIUS VSA.</li> 115: <li> Peer address argument added to interface up/down scripts.</li> 116: </ul> 117: </li> 118: </ul> 119:  120: Changes since version 5.2: 121: <ul> 122: <li> New features: 123: <ul> 124: <li> Added 'drop' link action and 'set link action clear' command.</li> 125: <li> Added ability to receive link action from AAA in auth reply. 126: It allows AAA to select bundle/repeater configuration for 127: specific user or session.</li> 128: <li> Added global traffic filters support to reduce auth reply size. 129: 'set global filter ...' commands.</li> 130: <li> Added ability to include other local or remote config files. 131: 'load ...' command able to accept configuration file path/URI 132: as first argument.</li> 133: <li> Added support for new ng_netflow node features to improve 134: bidirectional accounting performance.</li> 135: <li> Added 'acct-mandatory' auth option to control accounting start 136: errors handeling. Default is enabled.</li> 137: </ul> 138: </li> 139: <li> Changes: 140: <ul> 141: <li> Improved build modularization to allow more customized builds.</li> 142: <li> Reduced memory usage by more effective ACL memory allocation.</li> 143: <li> Allowed MRRU less then 1500 bytes. RFC claims that 1500 must be 144: supported, but lower values are acceptable.</li> 145: </ul> 146: </li> 147: <li> Bugfixes: 148: <ul> 149: <li> Fix possible crash on nonterminated ident string receive.</li> 150: <li> Fix memory leaks on auth failures.</li> 151: <li> Change NCPs join/leave sequences to avoid ENXIO errors on connect.</li> 152: <li> Use separate socket for getting CCP node ID to avoid fake reports.</li> 153: </ul> 154: </li> 155: </ul> 156:  157: Changes since version 5.1: 158: <ul> 159: <li> New features: 160: <ul> 161: <li> Added 'set radius identifier' command.</li> 162: <li> Added '$CallingID' and '$CalledID' modem chat variables. 163: Their values will be reported to the auth backend.</li> 164: <li> Added tunnel related RADIUS attributes of RFC2868 support.</li> 165: <li> 'set auth max-logins' feature can now be case insensitive.</li> 166: <li> Added force ability to the 'set iface addrs' command.</li> 167: <li> IPCP/IPv6CP now closing on interface address assign error 168: or up-script error.</li> 169: <li> Accounting start error now closes link.</li> 170: <li> PPPoE peer address format changed to more traditional.</li> 171: <li> Link peer-as-calling option default changed to disabled. 172: PPTP and L2TP users are advised to check configurations!</li> 173: <li> Some of RADIUS accounting update log messages moved from 174: radius to radius2 log level.</li> 175: </ul> 176: </li> 177: <li> Bugfixes: 178: <ul> 179: <li> Fix PPTP peer address reporting for real LAC/PAC mode.</li> 180: <li> Fix auth thread busy check.</li> 181: <li> Fix incorrect L2TP self address used for outgoing calls 182: when several different addresses configured.</li> 183: </ul> 184: </li> 185: </ul> 186:  187: Changes since version 5.0: 188: <ul> 189: <li> New features: 190: <ul> 191: <li> Added support for NS-related RADIUS attributes from RFC 2548.</li> 192: <li> Added global max-children option.</li> 193: <li> Added link, bundle, iface and iface-index RADIUS VSA.</li> 194: <li> Added 'set link mrru ...' command. 195: Set default MRRU to 2048 and maximum to 4096 bytes.</li> 196: <li> Added USER_NT_HASH and USER_LM_HASH ext-auth attributes 197: for MS-CHAP authentication.</li> 198: <li> Added mpd-input-acct/mpd-output-acct RADIUS attributes 199: to allow sending typed traffic accounting using standard 200: RADIUS attributes.</li> 201: <li> Added support for local side IP management using IP pools.</li> 202: <li> Added support for auth/acct-only RADIUS servers. 203: It allows to specify different servers for authentication 204: and accounting in mpd configuration file.</li> 205: <li> Added support for the new ng_pptpgre node design, supporting 206: multiple calls per node. It improves performance, when multiple 207: calls active between two IPs.</li> 208: </ul> 209: </li> 210: <li> Changes: 211: <ul> 212: <li> peer-as-calling and report-mac options moved from radius 213: to link to improve LAC operation.</li> 214: </ul> 215: </li> 216: <li> Bugfixes: 217: <ul> 218: <li> Fixed incorrect link creation error handeling.</li> 219: <li> Added workaround for some incorrect PAP implementations.</li> 220: <li> Changed processing of NAK on multilink options. 221: NAK enables rejected options back.</li> 222: <li> Added missing multilink parameters check in BundJoin().</li> 223: <li> Fixed sending of incoming traffic typed accounting on accounting stop.</li> 224: <li> Fixed using correct proxy-arp MAC when more then one interface matches.</li> 225: <li> Fixed some L2TP and PPPoE errors processing.</li> 226: <li> Fixed TCP and UDP link type nodes naming.</li> 227: </ul> 228: </li> 229: </ul> 230:  231: Changes since version 5.0rc2: 232: <ul> 233: <li> New features: 234: <ul> 235: <li> Sending LCP Time-Remaining packet implemented.</li> 236: </ul> 237: </li> 238: <li> Bugfixes: 239: <ul> 240: <li> Fixed MPPC options loss on link disconnect.</li> 241: <li> Fixed crash on PPTP CDN sending error.</li> 242: <li> Fixed incorrect IPCP options reject processing.</li> 243: <li> Fixed MP SHORTSEQ option.</li> 244: <li> Fixed packet order on accepting outgoing PPTP call.</li> 245: </ul> 246: </li> 247: </ul> 248:  249: Changes since version 5.0rc1: 250: <ul> 251: <li> New features: 252: <ul> 253: <li> 'auth2' log level added.</li> 254: </ul> 255: </li> 256: <li> Changes: 257: <ul> 258: <li> Always prefer MS-CHAP to others to get encryption keys.</li> 259: </ul> 260: </li> 261: <li> Bugfixes: 262: <ul> 263: <li> Fixed bug in tcpmssfix when compression or encryption is used.</li> 264: <li> Fixed build on FreeBSD 5.x.</li> 265: <li> Fixed build without PPTP or L2TP support.</li> 266: <li> Fixed netflow node creation.</li> 267: </ul> 268: </li> 269: </ul> 270:  271: Changes since version 5.0b4: 272: <ul> 273: <li> New features: 274: <ul> 275: <li> 'show pptp' and 'show l2tp' commands added.</li> 276: </ul> 277: </li> 278: <li> Bugfixes: 279: <ul> 280: <li> Rewritten ippool to avoid races on IPCP renegotiation.</li> 281: </ul> 282: </li> 283: <li> Changes: 284: <ul> 285: <li> Rewritten message engine using internal circular queue 286: instead of system pipe.</li> 287: <li> L2TP/PPTP tunnel shutdown is now delayed for better 288: LAC/PAC interoperation.</li> 289: </ul> 290: </li> 291: </ul> 292:  293: Changes since version 5.0b3: 294: <ul> 295: <li> New features: 296: <ul> 297: <li> If Framed-Netmask RADIUS attribute != 255.255.255.255 298: mpd will create Framed-IP-Address/Framed-Netmask route 299: to the client side.</li> 300: <li> Added reporting peer MAC address and interface to AAA. 301: Added NAS-Port-Id RADIUS attribute support.</li> 302: <li> New 'iface' command added.</li> 303: <li> Added IPv6 support for Tee and DialOnDemand.</li> 304: <li> 'set iface addrs' now able to set IPv6 addresses.</li> 305: <li> ACCT_INTERIM_LIM_RECV and ACCT_INTERIM_LIM_XMIT 306: attributes added to ext-auth.</li> 307: </ul> 308: </li> 309: <li> Bugfixes: 310: <ul> 311: <li> Fixed /32 routes processing.</li> 312: <li> Fixed crash on repeater shutdown.</li> 313: <li> Fixed 'create link ' command syntax check.</li> 314: <li> Fixed redial delay.</li> 315: <li> Many small tunings and fixes.</li> 316: </ul> 317: </li> 318: <li> Performance improvements: 319: <ul> 320: <li> Netgraph management completely rewritten. 321: Now 6 sockets per daemon used to communicate with netgraph 322: instead of 4 sockets per link before. This gives significant 323: performance benefit due to reduced pevent engine overhead.</li> 324: <li> Internal memory management rewritten.</li> 325: </ul> 326: </li> 327: </ul> 328:  329: Changes since version 5.0b1: 330: <ul> 331: <li> New features: 332: <ul> 333: <li> Implemented type-differentiated traffic accounting 334: based on mpd-limit traffic filters.</li> 335: <li> Added 'set link max-children ...' command for DoS protection.</li> 336: <li> Implemented user privilege levels "admin"/"operator"/"user".</li> 337: <li> Web console rewritten and allows now execute any commands 338: allowed by privileges. Added plain-text command interface.</li> 339: <li> New 'show sessions' and 'show customer' commands added.</li> 340: <li> Implemented one-shot operation mode to allow mpd to be used 341: in complicated dial setups.</li> 342: <li> Acct-Session-Id attribute now present in auth request.</li> 343: <li> Show to auth real PPPoE session name received from peer.</li> 344: </ul> 345: </li> 346: <li> Changes: 347: <ul> 348: <li> Rewritten PPPoE, L2TP, TCP and UDP link types to fulfill new 349: dynamic design.</li> 350: <li> MPPC related options moved from 'set ccp' to the new 'set mppc' command.</li> 351: <li> 'set bundle retry' command renamed to 'set bundle fsm-timeout'.</li> 352: <li> Number of auth retries increased to 5.</li> 353: <li> PPTP windowing is disabled by default.</li> 354: <li> Improved unified command error reporting.</li> 355: <li> Users list is now global and the same for console and web.</li> 356: </ul> 357: </li> 358: <li> Bugfixes: 359: <ul> 360: <li> Fixed memory leak on link/bundle shutdown.</li> 361: <li> Fixed reference (memory) leak on console close.</li> 362: <li> Fixed netflow setup errors handeling.</li> 363: <li> Improved IfaceIp[v6]IfaceUp() errors handeling.</li> 364: <li> Restore link MRU to default after use. 365: Should help with some EAP-TLS cases.</li> 366: <li> MPPC now automaically disables unusable subprotocols. 367: For example, it is impossible to use MPPE encryption 368: without MSCHAP.</li> 369: <li> Fixed FSM instantiation to fix LCP keep-alives.</li> 370: <li> Fixed 'set eap ...' context.</li> 371: <li> Implemented PAP-ACK packet retransmit.</li> 372: <li> 'show mem' command now returns output to console instead of stdout.</li> 373: <li> Many small fixes.</li> 374: </ul> 375: </li> 376: </ul> 377:  378: Changes since version 4: 379: <ul> 380: <li> Design changes: 381: <ul> 382: <li> Removed static link - bundle relations. 383: Links now choose their bundles using negotiated parameters 384: when they reach NETWORK phase. 385: 386: The benefit of it is simple and complete client 387: and server multilink operation. Also it gives 388: ability to implement more complicated LAC, PAC and TSA 389: setups then it was possible before.</li> 390: <li> Implemented template based dynamic link/bundle creation. 391: It allows significantly reduce amount of configuration 392: required to operate big access servers. 393: 394: Link may be autocreated by incoming call request from device 395: or by DoD/BoD request from bundle. Bundle may be autocreated 396: by the link reached NETWORK phase.</li> 397: <li> To simplify configuration link and phys layers separated 398: since version 4.2 are now rejoined again into a single link layer.</li> 399: </ul> 400: </li> 401: <li> New features: 402: <ul> 403: <li> Added PAM authentication and accounting.</li> 404: <li> Added dynamic IP addresses pools support.</li> 405: <li> Added new 'ext-acct' accounting backend as full-featured 406: alternative to 'radius-acct'.</li> 407: </ul> 408: </li> 409: <li> Changes: 410: <ul> 411: <li> Massive changes in configuration commands. You should read 412: the manual and examples for the new configuration techniques.</li> 413: <li> FreeBSD 4.x and old DragonFly releases are not supported anymore.</li> 414: </ul> 415: </li> 416: </ul> 417:  418: Changes since version 4.2.2: 419: <ul> 420: <li> New features: 421: <ul> 422: <li> Added L2TP local hostname configuration.</li> 423: <li> Added L2TP length and dataseq options.</li> 424: <li> L2TP local hostname and secret at server side is now configurable 425: depending on client address.</li> 426: <li> Reimplemented RADIUS Class attribute support.</li> 427: <li> Added PPPoE AC-name specification for the server side.</li> 428: <li> Added IP accounting with ng_ipacct node support.</li> 429: <li> Added configure script for better system features detection.</li> 430: <li> 'show version' command now shows compiled-in system features.</li> 431: <li> 'session ...' and 'msession ...' commands to select link/bundle 432: by their current session IDs added.</li> 433: </ul> 434: </li> 435: <li> Bugfixes: 436: <ul> 437: <li> Fixed race condition on PPTP tunnel creation/death.</li> 438: <li> Fixed crash when stdout redirected to /dev/null.</li> 439: <li> Fixed memory leak in proxy-arp.</li> 440: <li> Fixed Dial-on-Demand functionality broken in 4.2.</li> 441: <li> Do not set ACCM for a Sync links.</li> 442: <li> Fixed Sync mode detection for L2TP links.</li> 443: </ul> 444: </li> 445: <li> Performance improvements: 446: <ul> 447: <li> Added support for 64bit ng_ppp counters where available.</li> 448: </ul> 449: </li> 450: </ul> 451:  452: Changes since version 4.2.1: 453: <ul> 454: <li> Bugfixes: 455: <ul> 456: <li> Fixed build and stack overflow on FreeBSD 5.x.</li> 457: <li> Fixed startup script dependencies.</li> 458: </ul> 459: </li> 460: </ul> 461:  462: Changes since version 4.2: 463: <ul> 464: <li> Bugfixes: 465: <ul> 466: <li> Fixed default route support bug.</li> 467: <li> Fixed memory leak in L2TP link creation.</li> 468: </ul> 469: </li> 470: </ul> 471:  472: Changes since version 4.1: 473: <ul> 474: <li> New features: 475: <ul> 476: <li> Implemented link repeater functionality (aka LAC/PAC). New "phys" and "repeater" layers added.</li> 477: <li> PPTP now supports listening on multiple different IPs.</li> 478: <li> L2TP now supports tunnel authentication with shared secret.</li> 479: <li> Implemented traffic filtering using ng_bpf.</li> 480: <li> Implemented fast traffic shaping/rate-limiting using ng_car.</li> 481: <li> Added workaround for Windows 2000 PPPoE MRU negotiation bug.</li> 482: <li> Implemented minimal client side of auth-driven callback (w/o number specification).</li> 483: <li> Restored control console on stdin.</li> 484: <li> Added multiline console command history.</li> 485: <li> Added new 'ext-auth' auth backend as full-featured alternative to 'radius-auth'.</li> 486: <li> Added support for some new ng_nat features.</li> 487: <li> Implemented PPTP/L2TP SetLinkInfo sending to PAC/LAC.</li> 488: <li> NetFlow generation for both incoming and outgoing packets 489: same time is now supported. 490: NOTE: To have more then 1000 interfaces with NetFlow in 6-STABLE 491: you may need to increase NG_NETFLOW_MAXIFACES constant 492: in netflow.h and rebuild ng_netflow kernel module.</li> 493: <li> Added mpd-drop-user vendor specific accounting reply attribute support.</li> 494: </ul> 495: </li> 496: <li> Changes: 497: <ul> 498: <li> 'set link type ...' command is deprecated now. Use 'set phys type ...' instead.</li> 499: <li> -a, -n, -N, and -t bundle options are deprecated now. Use 'set iface enable ...' instead.</li> 500: <li> ng_tee, ng_nat, ng_netflow and other netgraph nodes between ng_ppp anf ng_iface now 501: created when NCP (IPCP/IPV6CP) goes up instead of startup time.</li> 502: <li> Auth subsystem refactored to avoid incorrect cross-level dependencies.</li> 503: <li> Physical device level refactored to remove link and bundle levels dependencies.</li> 504: <li> While accepting calls PPTP, L2TP, TCP and UDP links are now trying 505: to use link with most specific peer address configured.</li> 506: <li> Removed setting up local IPv4 address routing to loopback. 507: /usr/sbin/ppp does not doing it.</li> 508: </ul> 509: </li> 510: <li> Bugfixes: 511: <ul> 512: <li> Fixed thread-safety related crash in accounting.</li> 513: <li> Fixed assertion in PPTP on control connection fail while answering.</li> 514: <li> Fixed assertion in L2TP on control message sending failure.</li> 515: <li> Fixed broken L2TP outcall mode.</li> 516: <li> Updated chat scripts to detect incoming modem calls speed.</li> 517: </ul> 518: </li> 519: <li> Performance improvements: 520: <ul> 521: <li> Calls to ifconfig and route programs replaced by internal functions.</li> 522: <li> Where possible system() calls replaced by fork()+execv() 523: to avoid shell execution.</li> 524: <li> Added connect requests storm overload protection. 525: Mpd will drop incoming requests when message queue 526: reach some defined length.</li> 527: </ul> 528: </li> 529: </ul> 530:  531: Changes since version 4.1rc2: 532: <ul> 533: <li> Changes: 534: <ul> 535: <li> Default value of link's max-redial parameter changed to -1.</li> 536: <li> Bundle's noretry option is enabled by default now.</li> 537: </ul> 538: </li> 539: <li> Bugfixes: 540: <ul> 541: <li> Better up/down reason tracking.</li> 542: </ul> 543: </li> 544: </ul> 545:  546: Mpd version was bumped from 4.0rc2 to 4.1rc2 due to large number of changes 547: done since 4.0b4 and FreeBSD ports version number conflict. 548: Changes since version 4.0rc1: 549: <ul> 550: <li> Bugfixes: 551: <ul> 552: <li> Idle timeout fixed.</li> 553: <li> Fixed bug with 'set l2tp self ' specified at the server side.</li> 554: <li> Device type check for device-specific commands added.</li> 555: <li> IPCP reject is not fatal by itself now.</li> 556: <li> Up/down-script will now be called not for the whole interface, 557: but for each of negotiated protocols. Proto parameter should 558: be checked in the script!</li> 559: <li> Fixed ng_ppp link bandwidth configuration.</li> 560: </ul> 561: </li> 562: </ul> 563:  564: Changes since version 4.0b5: 565: <ul> 566: <li>New features: 567: <ul> 568: <li> Integrated Web server added.</li> 569: <li> NAT support by ng_nat(4) added.</li> 570: <li> L2TP (RFC 2661) device type implemented.</li> 571: <li> UDP device type was completely rewritten. Now it: 572: <ul> 573: <li> does not require manual 'open' command on the server side, 574: it behaves just like any other device type;</li> 575: <li> allows many connections to the same server UDP port;</li> 576: <li> allows not to specify peer address/port for incoming 577: connections (so it will work through different 578: NATs and firewalls);</li> 579: <li> allows not to specify self address/port for outgoing 580: connections (so it is easier to configure);</li> 581: </ul> 582: </li> 583: <li> TCP device type was completely rewritten. It has some minor issues 584: due to limitation of ng_ksocket module, but now IT WORKS! :)</li> 585: <li> Compression Predictor-1 (RFC 1978) added.</li> 586: <li> Compression Deflate (RFC 1979) added.</li> 587: <li> Encryption DESE (RFC 1969) support was reimplemented.</li> 588: <li> Encryption DESE-bis (RFC 2419) support added.</li> 589: <li> New command 'show phys' added.</li> 590: <li> New command 'show summary' added.</li> 591: <li> Support for ipfw tables added to RADIUS ACL's.</li> 592: <li> New commands 'set global start...' added..</li> 593: <li> Added support of calling/called numbers (mostly for PPTP/L2TP).</li> 594: </ul> 595: </li> 596: <li> Changes: 597: <ul> 598: <li> "lcp" layer in open/close commands replaced by "link".</li> 599: <li> Auth configuration (set auth ...) moved from bundle layer to lcp. 600: It works per link now.</li> 601: <li> MPPE policy option moved from auth layer to ccp.</li> 602: </ul> 603: </li> 604: <li> Bugfixes: 605: <ul> 606: <li> Fixed a few bugs on amd64 and sparc64 platforms.</li> 607: <li> Phys layer was made stateless to remove race condition.</li> 608: <li> Link layer changed to remove race conditions on LinkDown().</li> 609: <li> Fixed race condition in accepting PPPoE connections.</li> 610: <li> Link up/down reason recording is now more accurate.</li> 611: <li> Complete link shutdown procedure on auth failure implemented.</li> 612: <li> Fixed several small PPTP level processing issues.</li> 613: <li> Removed limitation about PPTP which must be in the bundle alone.</li> 614: <li> Fixed MSCHAP auth which was broken in 4.0b5.</li> 615: <li> Fixed memory leak in PAP and CHAP auth on the client side.</li> 616: <li> Fixed some CCP negotiation issues.</li> 617: <li> Fixed threads-related crash in internal auth.</li> 618: <li> Fixed crash on incoming when no free PPTP link found.</li> 619: <li> Bug in "rubber bandwidth" algorithm fixed.</li> 620: <li> Bug and possible crash fixed in DoD code.</li> 621: <li> Fixed bug in AUTHPROTO negotiation.</li> 622: <li> Fixed bug in RAD_MICROSOFT_MS_CHAP2_SUCCESS handeling. 623: Needs testing.</li> 624: </ul> 625: </li> 626: </ul> 627:  628: Changes since version 4.0b4: 629: <ul> 630: <li>New features: 631: <ul> 632: <li> IPv6 support: 633: <ul> 634: <li> IPV6CP support added, NCPs and IFACE calls was 635: rewritten to support many NCPs.</li> 636: <li> Console now supports IPv6.</li> 637: <li> UDP and TCP link types now support IPv6.</li> 638: <li> PPTP link type is ready to support IPv6, 639: but requires ng_pptpgre(4) to support IPv6.</li> 640: <li> NetFlow export over IPv6 is supported.</li> 641: <li> The following features don't yet support IPv6: 642: TcpMSSFix, NetFlow, Tee, DialOnDemand.</li> 643: </ul> 644: </li> 645: <li> TCP link type now compiles and works 646: (but isn't yet ready for production usage).</li> 647: <li> NetFlow data generation on outgoing interface is supported.</li> 648: <li> Added a possibility to use an existing ng_netflow(4) node.</li> 649: <li> Added a possibility to specify network interface names 650: instead of IP addresses.</li> 651: <li> Added more log levels to decrease log file size.</li> 652: </ul> 653: </li> 654: <li> Changes: 655: <ul> 656: <li> Default argument of open/close commands changed from iface to lcp.</li> 657: </ul> 658: </li> 659: <li> Bugfixes: 660: <ul> 661: <li> Fixed races between startup process and client connecting.</li> 662: <li> Fixed a few crashes in console.</li> 663: <li> Incoming call processing significantly reworked to 664: fix some aspects of multilink server functionality.</li> 665: <li> The shutdown of mpd is now much more graceful: 666: the netgraph nodes are closed, the accounting RADIUS 667: packets for closing links are sent, new connections 668: aren't accepted during shutdown.</li> 669: <li> Fixed races in filling of RADIUS packets. In particular, 670: RAD_NAS_PORT value in the RADIUS could be wrong.</li> 671: <li> RADIUS support rewritten to use poll(2) instead of 672: select(2), allowing to create a bigger number of links.</li> 673: <li> Fixed a problem with identifying correct interface 674: for proxy-arp when alias addresses are used.</li> 675: <li> Fixed memory leaks and crashes when more than 256 PPTP 676: bundles are in use.</li> 677: <li> Fixed crash in PPPoE when more than 64 parent Ethernet 678: interfaces used.</li> 679: </ul> 680: </li> 681: <li> Performance improvements: 682: <ul> 683: <li> Message and PPPoE subsystems reworked to decrease number 684: of open files per bundle.</li> 685: </ul> 686: </li> 687: </ul> 688:  689: Changes since version 4.0b3: 690: <ul> 691: <li>BugFix: fix crash in processing of MS domain name from 692: RADIUS server.</li> 693: <li>New feature: automatic creation, configuring and attaching 694: of ng_netflow(4) node.</li> 695: <li>ng_tee(4) now can be inserted on a per bundle basis.</li> 696: <li>New feature: on FreeBSD 6.0 and higher ng_tcpmss(4) is 697: utilized if doing TCP MSS fixup.</li> 698: <li>BugFix: tcpmssfix now works for both incoming and outgoing 699: TCP segments.</li> 700: <li>New options: update-limit-in, update-limit-out.</li> 701: <li>Fixed loss of statistics when -t options is used.</li> 702: <li>Fixed chat scripting, modem links not broken anymore.</li> 703: </ul> 704:  705: Changes since version 4.0b2: 706: <ul> 707: <li>BugFix: make PPPoE interface control events recurring, PPPoE is 708: not broken anymore.</li> 709: <li>Added a new <code>startup</code> section to the config-file, wich 710: is loaded once at startup.</li> 711: <li>Added a new <code>global</code> config space for all the global 712: settings.</li> 713: <li>BugFix: don't generate new challenges, while retransmitting 714: them.</li> 715: <li>Fix <code>va_args</code> bug on certain non-i386 platforms.</li> 716: <li>Auto-load <code>ng_ether</code> for PPPoE connections; 717: fix default path for undefined service.</li> 718: <li>Rewrite the console-stuff. Multiple telnet connections are now 719: allowed. There is no input-console anymore, must use telnet 720: instead.</li> 721: <li>BugFix: The directly configured password wasn't taken into 722: account when using PAP.</li> 723: <li>Disallow empty usernames safely.</li> 724: </ul> 725:  726: Changes since version 4.0b1: 727: <ul> 728: <li>Fixed a race-condition wich caused a dead-lock.</li> 729: <li>RADIUS 730: <ul> 731: <li>Fixed several race-conditions when sending accounting requests.</li> 732: <li>Use the username from the access-accept packet (if present) for 733: accounting requests.</li> 734: </ul> 735: </li> 736: </ul> 737:  738: Changes since version 3 (most of this work was sponsored by 739: <A href="http://www.surfnet.nl/">http://www.surfnet.nl/</A>): 740: <ul> 741: <li>Design changes: 742: Mpd uses now a thread-based event system using libpdel, these libpdel parts are now 743: integrated: 744: <ul> 745: <li>typed_mem(3)</li> 746: <li>pevent(3)</li> 747: <li>alog(3)</li> 748: </ul> 749: 750: Mpd uses a "Giant Mutex" for protecting its resources.</li> 751: <li>Major new features: 752: <ul> 753: <li>Implemented the Extensible Authentication Protocol RFC 2284 (EAP). Currently only 754: EAP-MD5 is supported (client and server side). 755: EAP negotiaton can be enabled at link level.</li> 756: <li>Implemented OPIE (One-time Passwords In Everything).</li> 757: <li>Implemented authentication against systems password database <code>master.passwd</code>.</li> 758: <li>utmp/wtmp logging.</li> 759: </ul> 760: </li> 761: <li>Rewrites of the authentication subsystem: 762: <ul> 763: <li>Make authentication and accounting requests asynchronous using paction(3).</li> 764: <li>Authentication backends are acting now independently from the rest of Mpd, using 765: some internal structs as interface.</li> 766: <li>The <code>mpd.secret</code> file is now used as one authentication backends of many, it 767: has no special role anymore, i.e. it could be disabled.</li> 768: <li>Generate a session-id at bundle and link level for using with accounting requests.</li> 769: </ul> 770: </li> 771: <li>RADIUS related changes: 772: <ul> 773: <li>IMPORTANT: Mpd needs now an enhanced libradius, here are the patchsets: 774: <code><A href="http://www.bretterklieber.com/freebsd/libradius.diff">http://www.bretterklieber.com/freebsd/libradius.diff</A></code> 775: <code><A href="http://www.bretterklieber.com/freebsd/libradius5.diff">http://www.bretterklieber.com/freebsd/libradius5.diff</A></code></li> 776: <li>Remember and send the RAD_STATE attribute.</li> 777: <li>Message-Authenticator support.</li> 778: <li>EAP Proxy Support.</li> 779: </ul> 780: </li> 781: <li>Added a new option for PPTP links for disabling the windowing mechanism 782: specified by the protocol. Disabling this will cause Mpd to violate 783: the protocol, possibly confusing other PPTP peers, but often results 784: in better performance. The windowing mechanism is a design error in 785: the PPTP protocol; L2TP, the successor to PPTP, removes it. You need 786: a recent version of FreeBSD (NGM_PPTPGRE_COOKIE >= 1082548365) in order 787: to get this feature. 788: <code>set pptp disable windowing</code></li> 789: <li>Added a new commandline option <code>-t</code> for adding ng_tee into the netgraph. 790: Submitted by: Gleb Smirnoff, glebius at cell dot sick dot ru</li> 791: <li>Removed configuration parameters: 792: <ul> 793: <li>bundle: <code>radius-fallback</code></li> 794: <li>iface: <code>radius-session</code>, <code>radius-idle</code>, <code>radius-mtu</code>, 795: <code>radius-route</code>, <code>radius-acl</code></li> 796: <li>ipcp: <code>radius-ip</code></li> 797: </ul> 798: 799: 800: Moved configuration parameters: 801: <ul> 802: <li>bundle to auth: <code>radius-auth</code>, <code>radius-acct</code>, <code>authname</code>, 803: <code>password</code>, <code>max-logins</code></li> 804: <li>radius to auth: <code>acct-update</code></li> 805: <li>ccp to auth: <code>radius</code> and renamed to <code>mppc-pol</code></li> 806: </ul> 807: 808: 809: New configuration parameters: 810: <ul> 811: <li>link: <code>keep-ms-domain</code>, this prevents Mpd from stripping the MS-Domain, 812: this is can be useful when using IAS as RADIUS server.</li> 813: <li>radius: <code>message-authentic</code>, this adds the Message-Authenticator 814: attribute to the RADIUS request.</li> 815: <li>auth: <code>internal</code>, controles the usage of the <code>mpd.secret</code> file 816: (internal authentication backend).</li> 817: <li>auth: <code>opie</code>, enables/disables the OPIE authentication backend.</li> 818: <li>auth: <code>system</code>, enables/disables authentication against systems password 819: database.</li> 820: <li>auth: <code>utmp-wtmp</code>, enables/disables utmp/wtmp logging. 821: database.</li> 822: <li>auth: <code>timeout</code>, configureable timeout for the authentication phase.</li> 823: <li>eap: <code>radius-proxy</code>, this causes Mpd to proxy all EAP requests to 824: the RADIUS server, Mpd only makes the initial Identity-Request 825: (this saves one round-trip), every other requests are forwarded to the RADIUS server. 826: This adds the possibility supporting every EAP-Type of the RADIUS server, without 827: implementing each EAP-Type into Mpd.</li> 828: <li>eap: <code>md5</code>, EAP-Type MD5, it's the same as CHAP-MD5, but inside EAP frames.</li> 829: </ul> 830: </li> 831: <li>Removed defines <code>ENCRYPTION_MPPE</code> and <code>COMPRESSION_MPPC</code>, they are now built in.</li> 832: <li>Get rid of <code>IA_CUSTOM</code> define.</li> 833: <li>BugFix: Fixed a mem-leak in the pptp-ctrl stuff.</li> 834: </ul> 835:  836: <HR NOSHADE> 837: <A HREF="mpd.html">Mpd 5.7 User Manual</A> 838: : <A HREF="mpd1.html">Introduction</A> 839: : Change history  840: Previous: <A HREF="mpd3.html">Organization of this manual</A>  841: Next: <A HREF="mpd5.html">Installation</A> 842: 843: 844: 845: </BODY> 846: </HTML>