RE: Clarification required
"Rohit Rohit" <[email protected]> Fri, 29 Nov 2002 19:18:17 -0800
| Newsgroups | gmane.ietf.nat |
|---|---|
| Message-ID | <[email protected]> |
This is a multi-part message in MIME format. ------_=_NextPart_001_01C2981F.20661086 Content-Type: multipart/alternative; boundary="----_=_NextPart_002_01C2981F.20661086" ------_=_NextPart_002_01C2981F.20661086 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Sam,=20 =20 IMHO, Statis and dynamic refers to Static Address assignment and Dynamic = Address assignment. =20 Static Address assignment In the case of static address assignment, there is one-to-one address mapping for hosts between a private network address and an external network address for the lifetime of NAT operation. Static address assignment ensures that NAT does not have to administer address management with session flows. Dynamic Address assignment In this case, external addresses are assigned to private network hosts or vice versa, dynamically based on usage requirements and session flow determined heuristically by NAT. When the last session using an address binding is terminated, NAT would free the binding so that the global address could be recycled for later use. The exact nature of address assignment is specific to individual NAT implementations. Thanks Rohit -----Original Message----- From: Sam K. Sankoorikal [mailto:[email protected]] Sent: Friday, November 29, 2002 4:45 AM To: [email protected]; [email protected] Cc: Hemanth Rajasekhar Subject: [NAT] Clarification required Hi Rajiv, =20 There is a clarification in the NAT-MIB which I need. Should not = the natConfMapEntryType be read-only? If the row of natConfAddrMapTable = is created by SNMP then the row is Static; however if the row is created = by the NAT protocol dynamically then the entry is dynamic. It is not = possible to set the value to dynamic and create the entry. Please let me = know your opinion. Thanks and Regards, Sam. --=20 Sam K. Sankoorikal. Home <http://www.wipro.com/homenet> Net Solutions , Wipro <http://www.wipro.com> Technologies Ganapa Complex, #53/1 Hosur Rd Madivala, Bangalore, India 560068 PBX: +91 80 5502001 extn 3114 [email protected] =09 ------_=_NextPart_002_01C2981F.20661086 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META HTTP-EQUIV=3D"Content-Type" CONTENT=3D"text/html; = charset=3Diso-8859-1"> <TITLE></TITLE> <META content=3D"MSHTML 5.50.4919.2200" name=3DGENERATOR></HEAD> <BODY> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2>Hi=20 Sam, </FONT></SPAN></DIV> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2></FONT></SPAN> </DIV> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2>IMHO,=20 Statis and dynamic refers to <SPAN class=3D598050803-30112002><FONT=20 face=3D"Times New Roman" color=3D#000000 size=3D3>Static Address = assignment and=20 Dynamic Address assignment.</FONT></SPAN></FONT></SPAN></DIV> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2><SPAN=20 class=3D598050803-30112002></SPAN></FONT></SPAN> </DIV> <DIV><SPAN class=3D598050803-30112002>Static Address=20 assignment<BR><BR> In the case of static address assignment, = there=20 is one-to-one address<BR> mapping for hosts between a = private=20 network address and an external<BR> network address for the = lifetime=20 of NAT operation. Static address<BR> assignment = ensures that=20 NAT does not have to administer address<BR> management with = session=20 flows.<BR><BR>Dynamic Address assignment<BR><BR> In this = case,=20 external addresses are assigned to private network<BR> hosts = or vice=20 versa, dynamically based on usage requirements and<BR> = session flow=20 determined heuristically by NAT. When the last session<BR> = using an=20 address binding is terminated, NAT would free the binding = so<BR> =20 that the global address could be recycled for later use. The=20 exact<BR> nature of address assignment is specific to = individual=20 NAT<BR> implementations.<BR></SPAN></DIV> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2>Thanks</FONT></SPAN></DIV> <DIV><SPAN class=3D598050803-30112002><FONT face=3DArial color=3D#0000ff = size=3D2>Rohit</FONT></DIV></SPAN> <BLOCKQUOTE> <DIV class=3DOutlookMessageHeader dir=3Dltr align=3Dleft><FONT = face=3DTahoma=20 size=3D2>-----Original Message-----<BR><B>From:</B> Sam K. Sankoorikal = [mailto:[email protected]]<BR><B>Sent:</B> Friday, November 29, = 2002=20 4:45 AM<BR><B>To:</B> [email protected]; [email protected]<BR><B>Cc:</B> = Hemanth=20 Rajasekhar<BR><B>Subject:</B> [NAT] Clarification=20 required<BR><BR></FONT></DIV>Hi Rajiv,<BR> =20 <BR> There is = a=20 clarification in the NAT-MIB which I need. Should not the = natConfMapEntryType=20 be read-only? If the row of natConfAddrMapTable is created by = SNMP then=20 the row is Static; however if the row is created by the NAT protocol=20 dynamically then the entry is dynamic. It is not possible to set the = value to=20 dynamic and create the entry. Please let me know your = opinion.<BR><BR>Thanks=20 and Regards,<BR>Sam.<BR> <DIV class=3Dmoz-signature>-- <BR> <TABLE cellSpacing=3D2 cellPadding=3D2 width=3D"20%" border=3D1> <TBODY> <TR> <TD vAlign=3Dtop><IMG height=3D114 alt=3D" " = src=3D"cid:598050803@30112002-2892"=20 width=3D104 align=3Dleft> </TD> <TD vAlign=3Dtop noWrap width=3D"80%" bgColor=3D#ccffff> Sam = K.=20 Sankoorikal.<BR> <A = href=3D"http://www.wipro.com/homenet">Home=20 Net Solutions</A> ,<BR> <A = href=3D"http://www.wipro.com">Wipro=20 Technologies</A><BR> Ganapa Complex,<BR> #53/1 Hosur = Rd=20 Madivala,<BR> Bangalore, India 560068<BR> =20 PBX: +91 80 5502001 extn 3114<BR> = <A=20 class=3Dmoz-txt-link-abbreviated=20 = href=3D"mailto:[email protected]">[email protected]</A><BR></= TD></TR></TBODY></TABLE><BR></DIV><BR></BLOCKQUOTE></BODY></HTML> ------_=_NextPart_002_01C2981F.20661086-- ------_=_NextPart_001_01C2981F.20661086 Content-Type: image/jpeg; name="ATT226399.jpg" Content-Transfer-Encoding: base64 Content-ID: <598050803@30112002-2892> Content-Description: ATT226399.jpg Content-Location: ATT226399.jpg Content-Transfer-Encoding: base64 /9j/4AAQSkZJRgABAQAAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0a HBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIy MjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCAByAGgDASIA AhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/8QAtRAAAgEDAwIEAwUFBAQA AAF9AQIDAAQRBRIhMUEGE1FhByJxFDKBkaEII0KxwRVS0fAkM2JyggkKFhcYGRolJicoKSo0NTY3 ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlqc3R1dnd4eXqDhIWGh4iJipKTlJWWl5iZmqKjpKWm p6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW19jZ2uHi4+Tl5ufo6erx8vP09fb3+Pn6/8QAHwEA AwEBAQEBAQEBAQAAAAAAAAECAwQFBgcICQoL/8QAtREAAgECBAQDBAcFBAQAAQJ3AAECAxEEBSEx BhJBUQdhcRMiMoEIFEKRobHBCSMzUvAVYnLRChYkNOEl8RcYGRomJygpKjU2Nzg5OkNERUZHSElK U1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6goOEhYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3 uLm6wsPExcbHyMnK0tPU1dbX2Nna4uPk5ebn6Onq8vP09fb3+Pn6/9oADAMBAAIRAxEAPwD3DFHp 6UZ70UAFA+mKKytS8QWOlRiWdnaPzfKd4l3eW2M4bHSplJRV2xSkoq7NX/PFR3FxDa273FxKsUMa 7nkY4Cj1Ncnqvj3To7SePTZhLd4GzcpUEEcsD7V5+mrao0MmhPMZbGcAqhX5twbccHvknmuWrjIQ 0WuhhPEJO0df8z1KHxIkniybRvLAjRAFl3cmTGSuPTBrdV1bcFYEqcHB6GvM9Cguba782dt92Cso cnO4gEVKb6cX32wSGMBg8secZKknOfzH/wCqvHhn8edw5b69Ox3YfDVKiV+p6QevNHevPdJ8eQnV dTuNQuVS1EYeKFTuOc4CqO5wea6Pw54rtvEj3CW1pcQiHBLSAbSD05HQ+1e9TrRna3U1q4KtSTlJ aK2vqb/40Gj/AAo9ua2OQKKDRQAf5FFFHTpQBXvbyGwspruckRQqXYgZOPpXjviXVtO1LVTd2SzQ NcgGaOUABnHGQQcHjFd54w8SXWjN9lOnwT2txEQHlfO49CCo/wA815Jd+W0JVpRG45U9wfWvOxVT mlyHm4yopSVMs+fCZYkywZjlG7cdj79sVBqGtw2OJrdg06MoADdQcg8+nf8ACsGGW4upHiYQ+VnL PG5Jfpg45wQe/wBafdjT7e1WeXMSDOCECliO2CMdQP8AJxXO8PDmUZarsdWGw/KuZnT6V47iW6sU uUkEMXmJK6jOVJ+Q9MniqEnioSwCMuyklnCn+EZOP0rz+fWrVh+5hmODwjvwOmTkfSq8VwZpCY5R vfna2cLx2OK1p5ThoS5oxs/+H/zPWoY2dF3Wp6AXztVcZYE8nG0eprp9F8ZXej28dpZCxhNxMGaa 5yd2RgFjn5RwfWvPrO8llcxTnLsny5O1cAdCe3rx1rURWklXyo3llxgMBwfcnnnI7Z6Yr3MDgY25 5ammOzCeJ02ij6WjJaJSzIxIBJXofp7UvpXmngnxrrEl3BpmtG3ljbgXbvsYHnAOeGz26H616Z26 5rOpTlTdpHmKSlsHWijr9aKzGFISACT2HPelPH1pkwkaF1icJKVOxiuQDjgkUAeY+MfEOla55cNv bzPPbsfLuCdoIP3hjqRwPTpXDXdjG0bOibcLkusigL+BHJ9q6/W9J1ePWjdapbx+dcPtEsC/u5MD 25zj15qLUtLgXTHhMIdnVgQzEbseuPzr5rF4/wBjXSlu/l+pyUMPUrVHN/lY421jjt7RnzHtUb96 gKP8Oa5O6eXVL9pvNZhksFZsjknn8jXTX900NjsAJWRSfmzgdskfjXOWS7/nY9tuD1x7+terhYNc 1SW7PUUPhi+pXl0hbggv8pGehpIdNitSWQEyAY+bnn+lasrGFioxu6k+lQAF3AHLMf1r2KNByXNM xquCdolYFgpGdmD09TXomlx20OkQXUxUl0DYY8Zx6frXBGMPG2AucE5I+6fU+tdNBczPYW8TgoEj C7On5114SLjOUXscGLm1C0eptWGqIus2huooJrQSqJI/ILqwOB93qcdvp+Fe7ggqCDxjjivB/CsN 7N4gtzp9na3VzH+8RLo4QY756gj1HNe7xlzGpkChiAWCnIB789xWWOfvIMGrJjjRRmiuE7AGfTmj 60f56UfSgDmPEcs9xcpbMDHbRnzNx/iYDrn0Gen+Fcpq15bW1sXUpI6glV6A9sZ6j+VeoOiSLtdQ 6jsRnmvEfFXnXeu6hNbRz3FtCzHzBFhFUcHBAxjpXzmMyl1MV7ec7p9P66HrZYqc5NS0S6nEasG+ 1SMzYVjnKDA9ePx5rKgUxTM4B2/w56iulvLANF510OUxhAf/ANfcgVizWsjq0wj2IOPlP3RxX0mD oTlBNLRHLjlFVWqeyIdxkYHDFmPock1aS0MZ3XGUAONmMs3tj8DzRY2d1eSYtkkaXsRxn15JFaX9 nPbXCLLswqFSoOevr69/SvVhGTPJq1Yx0uUkt0ublFjB8lBzn65xn8a1aAqoMKoA9hV/SNOXVdSj szeW9s8nEbThirN2Xj1rdRUFqzinNzaRreE/D0mqanaTSLdi1LkC6s3Aa3lAyN3dQenTnP1r2xFZ Y0VmLkAAsRgk+vFY+jeFNJ0K4e5sbd45pE2OfNdhjrwCfWtqvJr1vaSutj0aFN042e4H6UUUVgbB R39arXupWOmxLLf31vaRs21XuJVjBb0BYjmm2WqadqW/7Bf2l3s+/wDZ51k256Z2k4oAt+wrn/Gl tNc+FrtYHRSmJX3kgFV5I478CtxbmB7iS3SeNp4wGeNWG5QehI6jOD1rOvL7QtTjn0m41KykM2YJ LdbpQ5J4K4ByD7daFbqCbWqPntJZbqVVlJYKx4MfAbPQ89fYdvWl37i8UW6WVYy5OMnoMZyO2c59 PrXq+reG/DmsDSdP0rV9Ms7e2lcmKCZHkctj7vJy3HU5rZl0jwtZadc6RbzadZzG2a2JaVBKqnn5 snPU55r0frcFFKKCUnZ2PLNNiMGkwGGIvNLhEjBJLZPQe/4dqyZm813Y8ZbdjPTmvU/C2gaZot7F Nc67p10bddtqqSqME/xkE9cHAA6ZqSXwVocVlqdte3ttFNeTNPbTllV4E/hAyeQDnPY1p9cglynm vDVJS5+p59ZeG728fTcGOOLUd628zH5d67vkPoTt/wA816H4Y8AafBptvPrOnrJqQcyHdIWEeDwB g4PQH61u6PFo+kaLZaal9ZypaoArNInLDq3Xgkkn8a2UdJIw6OrqejKcg1yVcTKWkdEdVPDxjq9R 3vR160ySSOJC8rqid2ZgB+tNiube4z5E8UuOvluGx+Vcp0Epoo/nRQBU1PTLPWdOn0+/gSa2nQo6 Oobj1GehHUH1FfNngq9uPhr8Wm0u+bbbvN9iuC2QCjEbJO3H3Tn0Jr6e/wA8V4t8bvA19q1/puta NZTXN1IRaXCQoS2f+Wb8dAOQT24oA5fQPEWpeEPjhf8A9uyMWvbpra8bJC7XYGNwP7o+Uj/Zrttc 0ax8TfHbTraC0hRNHt1u7+aNADJJu3IrEdeq9fesH4ueA9UfStC1mGOe/wBSito7PUGgjLNIyrkS YHPXIJ/3a7n4S6BqOnaBc6vrgmOs6tL5s5nGJAijCA5/E/iKAPIPFMEUPx9ZIIUiQ6pAQsa4GTtJ OPUnn6mug/aJtoYtY0S5jhiSaaGYSSKoDPtK4ye+M8VmeNrG/wBN+N76rLpt7JaJeQXIkhgZwyAL kjHXofyrY+OsE2uf8I7qml29xdWUsEoWWOFjgllwCMZBPofQ0AQ+LNG8DaV8JrFBHZxeIZLWCWLy zm4d2ALFh12kbuo9MVkanp+op8ArS41mBjKuqqLBp1PmRwMhyATyFJBIHTGK9g8AWfh/UvDVheJp dq2pQwRQXck9kFmWVUUEEsufTBHFZ3xws7q9+HQS0tpZ2jvYnZYlLFVCuM4HbJA/GgDhfBGh+Bx8 J7jUfEqWSXNxJOI5ppNsvyjCiPv154B5NW/gTPqdhp+uX919oGhRQ+Yu/OwyLktszxnA5x7UfD/w voXjD4d3Ghaha+XrtuZWilliZJIVJyhViOV3E5H1rM+GuuXXhW91Twp4qgu4NIug8LyPG2y2k5BO cYCtnr64NAC+DoLz4xeN7268SXUr6ZaR+b9ijlKoMnCIB2Hcnqce9avxR8E2XgfT7PxN4Te40qeG dYpRBM2CDkhhk+owRnBB6VmeFU1X4O+M7qPWNOubjR7tPK+22sRcFQco4/PlTzz376PxK8YD4g2l p4b8I2N9fFpxLPKIGVcgEBefrkk4HAoA9M+Hfiabxd4Ks9UuVAustDPtGAXU4JA9wQfxoqTwB4Yf wh4MstJmdXuV3S3DIfl8xjkgH0HA/CigDpx1AArjrPxg954zjsYtv9lSCe3ik8pgZJ4grFg/3ShH mKAMklCeldfgEEEZGOaozaPZSadDYx28UMdspFrsjGLc7CgZB0BCsQPrQBztv8QI20eXULnTLi3J 0+fUrVCwbz4I2wDxypO5Dgj+LjOKkufF0/kx2q2RtdY+12lvJbTMHCiUbyQynn5Ekx0OQMip18Da NF4ebR7eERJJBFbTzhQZZYkIJQk9A2Dx0G44rUg0DTLOJVs7KGBo5TPE+zcVlKFN/J5ODjntxQBl 23jix1GO3/s0yt58trGHaPKh5vm8s4PDqgJb+7kZ9Kjg+IGlSWzXbQ3sNs1m97FI8Q/exK4QkAEn qy4zjIOfWtLS/DWm6Zp1laLCs7WjtMs0gG9pnDB5Djjc25vpnAqDV/COn6josmnWyR2O62SzWWOP cRArBvK6j5Tgjgg89aAJNJ1yTxHZ3zWUMtpNDM1sJLlVdTIAMkbWwwGfWuetPE+vDQodXlks7pbv UFsrWCG3ZXkU3Gzfncckxq7Y6D1wK6vQtMk0fS0spL2S6KOxV3ULtUnIQAdh0GSTUkWkadBbWVtF ZwpDYuJLWMDiJgGAK++GYfiaAMibxtp8dmZltb15FFw0sCRgvGtuxSVmOcYDcDBOe2asp4r0qYPs aV1Fxb2oIiOHkmVWQD/gLgn0FPn8KaFc20VtLpsRhiEiqqsy/K7bnU4PzKzckHINSN4b0d9SGoGx j+1iVZhJk4EirsD7c7cheOnQCgDA1L4hWKWWpiwgmmuLazluYTLH+6kKP5Y755kwoGMntVx/GNtb xCJNNvXu/t0djJbRxKG8xoxJnk8gIS3rxg4qvoPgWPS4Lm1vbw39pcMkjwvFtDyrL5vmsck5LYO0 ccVtXPhzS7olntyrtd/bfMjkZG84rsLZB7r8uOmKANX3ooNFAAOlA5UUUUAA6D6UYHpRRQAH7p+l H8R+lFFAC0n8R+lFFAA3Q/SkHb6UUUAKOp+tIO30oooAX+I0UUUAf//Z ------_=_NextPart_001_01C2981F.20661086--