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