RE: RFC2547bis doubt
Mourad BERKANE <[email protected]> Mon, 28 Jul 2003 14:23:23 +0200
| Newsgroups | gmane.ietf.ppvpn |
|---|---|
| Message-ID | <8D91FF5277472A45A0A8F9654A14649701494B4E@frlnparexcha03.lambdanet.fr> |
This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ------_=_NextPart_001_01C35503.09D93AC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable PE-CE ptp link subnet (say /30) is part of the L3VPN routing table then = you could use same ptp addressing for interconnecting the same PE to CE1 = (VPN A) and to CE2 (VPN B). =20 You must use different RD to discriminate routes from VPN A and B. =20 =20 -----Message d'origine----- De : Muthu Lakshmi R [mailto:[email protected]] Envoy=E9 : lundi 28 juillet 2003 12:07 =C0 : [email protected] Objet : RFC2547bis doubt Hi, Can IP address of CE routers, over which they establish BGP session = with PE, overlap? =20 Means two CEs, say CE1 (in VPN A) and CE2 (in VPN B), having same IP addresses, can have bgp session to same PE. =20 Here I m not talking about VPN routes, I m only talking about CE = router's IP address. Having same IP addresses may lead to lots of complication in = the implementation. =20 I wud appreciate if u give justification with the answer. =20 Thanks and Regards Naresh Paliwal =20 =20 ------_=_NextPart_001_01C35503.09D93AC0 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"> <META content=3D"MSHTML 6.00.2800.1106" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><SPAN class=3D005281612-28072003><FONT face=3D"Courier New" = color=3D#0000ff=20 size=3D2>PE-CE ptp link subnet (say /30) is part of the L3VPN = routing table=20 then you could use same ptp addressing for interconnecting the=20 same PE to CE1 (VPN A) and to CE2 (VPN = B).</FONT></SPAN></DIV> <DIV><SPAN class=3D005281612-28072003><FONT face=3D"Courier New" = color=3D#0000ff=20 size=3D2></FONT></SPAN> </DIV> <DIV><SPAN class=3D005281612-28072003><FONT face=3D"Courier New" = color=3D#0000ff=20 size=3D2>You must use different RD to discriminate routes from = VPN A and=20 B.</FONT></SPAN></DIV> <DIV><SPAN class=3D005281612-28072003><FONT face=3D"Courier New" = color=3D#0000ff=20 size=3D2></FONT></SPAN><SPAN class=3D005281612-28072003><FONT = face=3D"Courier New"=20 color=3D#0000ff size=3D2></FONT></SPAN> </DIV> <DIV><SPAN class=3D005281612-28072003><FONT face=3D"Courier New" = color=3D#0000ff=20 size=3D2></FONT></SPAN> </DIV><SPAN = class=3D005281612-28072003></SPAN><FONT=20 face=3DTahoma> <DIV><FONT face=3D"Courier New" color=3D#0000ff size=3D2></FONT><FONT=20 face=3D"Courier New" color=3D#0000ff size=3D2></FONT><BR><FONT = size=3D2><SPAN=20 class=3D005281612-28072003> </SPAN>-----Message=20 d'origine-----<BR><B>De :</B> Muthu Lakshmi R=20 [mailto:[email protected]]<BR><B>Envoy=E9 :</B> lundi = 28 juillet=20 2003 12:07<BR><B>=C0 :</B> = [email protected]<BR><B>Objet :</B>=20 RFC2547bis doubt<BR><BR></DIV></FONT></FONT> <BLOCKQUOTE dir=3Dltr style=3D"MARGIN-RIGHT: 0px"> <DIV class=3DOutlookMessageHeader dir=3Dltr align=3Dleft><FONT = face=3DArial=20 color=3D#0000ff size=3D2><SPAN = class=3D700100610-28072003>Hi,</SPAN></FONT></DIV> <DIV><FONT face=3DArial size=3D2> <DIV><FONT face=3DArial size=3D2>Can IP address of CE routers, over=20 which they establish BGP session with PE, = overlap?</FONT></DIV> <DIV> </DIV> <DIV><FONT face=3DArial size=3D2>Means two CEs, say CE1 (in VPN A) = and CE2 (in VPN=20 B), having same IP addresses, can have bgp session to same = PE.</FONT></DIV> <DIV><FONT face=3D"Courier New" color=3D#0000ff></FONT> </DIV> <DIV>Here I m not talking about VPN routes, I m only talking about CE = router's=20 IP address. Having same IP addresses may lead to lots of complication = in the=20 implementation.</DIV> <DIV> </DIV> <DIV>I wud appreciate if u give justification with the answer.</DIV> <DIV> </DIV> <DIV>Thanks and Regards</DIV> <DIV>Naresh Paliwal</DIV> <DIV> </DIV> <DIV> </DIV></FONT></DIV></BLOCKQUOTE></BODY></HTML> ------_=_NextPart_001_01C35503.09D93AC0--