The MPLS-OPS Archive[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index][Thread Index][Author Index][Subject Index] Re: Labels
+/v8APAAh-DOCTYPE HTML PUBLIC +ACI--//W3C//DTD HTML 4.0 Transitional//EN+ACIAPg- +ADw-HTML+AD4APA-HEAD+AD4- +ADw-META content+AD0AIg-text/html+ADs- charset+AD0-utf-7+ACI- http-equiv+AD0-Content-Type+AD4- +ADw-META content+AD0AIg-MSHTML 5.00.2919.6307+ACI- name+AD0-GENERATOR+AD4- +ADw-STYLE+AD4APA-/STYLE+AD4- +ADw-/HEAD+AD4- +ADw-BODY bgColor+AD0AIw-ffffff+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-BLOCKQUOTE dir+AD0-ltr style+AD0AIg-BORDER-LEFT: +ACM-000000 2px solid+ADs- MARGIN-LEFT: 5px+ADs- MARGIN-RIGHT: 0px+ADs- PADDING-LEFT: 5px+ADs- PADDING-RIGHT: 0px+ACIAPg- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-Hi,+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-the label swapping algorithm could be made such that the next label is computed by some logical algorithm... so we would always know +ACI-to setup a LSP to go there this is the logical label between these 2 intermediate routers+ACI-??+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4--rgds+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-Alok+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-BLOCKQUOTE dir+AD0-ltr style+AD0AIg-BORDER-LEFT: +ACM-000000 2px solid+ADs- MARGIN-LEFT: 5px+ADs- MARGIN-RIGHT: 0px+ADs- PADDING-LEFT: 5px+ADs- PADDING-RIGHT: 0px+ACIAPg- +ADw-DIV style+AD0AIg-FONT: 10pt arial+ACIAPg------ Original Message ----- +ADw-/DIV+AD4- +ADw-DIV style+AD0AIg-BACKGROUND: +ACM-e4e4e4+ADs- FONT: 10pt arial+ADs- font-color: black+ACIAPgA8-B+AD4-From:+ADw-/B+AD4- +ADw-A href+AD0AIg-mailto:mourad.berkane+AEA-lambdanet.fr+ACI- title+AD0-mourad.berkane+AEA-lambdanet.fr+AD4-Mourad BERKANE+ADw-/A+AD4- +ADw-/DIV+AD4- +ADw-DIV style+AD0AIg-FONT: 10pt arial+ACIAPgA8-B+AD4-To:+ADw-/B+AD4- +ADw-A href+AD0AIg-mailto:alok.dube+AEA-apara.com+ACI- title+AD0-alok.dube+AEA-apara.com+AD4-'alok'+ADw-/A+AD4- +ADw-/DIV+AD4- +ADw-DIV style+AD0AIg-FONT: 10pt arial+ACIAPgA8-B+AD4-Cc:+ADw-/B+AD4- +ADw-A href+AD0AIg-mailto:mpls-ops+AEA-mplsrc.com+ACI- title+AD0-mpls-ops+AEA-mplsrc.com+AD4-mpls-ops+AEA-mplsrc.com+ADw-/A+AD4- +ADw-/DIV+AD4- +ADw-DIV style+AD0AIg-FONT: 10pt arial+ACIAPgA8-B+AD4-Sent:+ADw-/B+AD4- Tuesday, November 19, 2002 6:27 PM+ADw-/DIV+AD4- +ADw-DIV style+AD0AIg-FONT: 10pt arial+ACIAPgA8-B+AD4-Subject:+ADw-/B+AD4- RE: +AFs-MPLS-OPS+AF0-: Labels+ADw-/DIV+AD4- +ADw-DIV+AD4APA-BR+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Hi Alok,+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-I think something wrong :-)+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-MPLS+ACY-nbsp+ADs-Label value+ACY-nbsp+ADs-is local on each LER/LSR.+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-You said that a label could correspond with an IP information (network,subnet...).+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Why not on a LER but when+ACY-nbsp+ADsAPA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-a LSR will+ACY-nbsp+ADs-switch a Label IN+ACY-nbsp+ADs-to a Label OUT, he will loose this information with current label reservation protocols (+ADw-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-LDP/RSVP).+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Do+ACY-nbsp+ADs-you request a new label distribution protocol+ACY-nbsp+ADs- ? (oups+ACE-)+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Label concatenation (label inside label) is a great added value (aggregation of many+ACY-nbsp+ADs-services inside a unique LSP, rfc2547bis,...a lot of applications) that we couldn't live without.+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Regards,+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4-Mourad+ADw-/SPAN+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-SPAN class+AD0-972390512-19112002+AD4APA-/SPAN+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Tahoma size+AD0-2+AD4------Message d'origine-----+ADw-BR+AD4APA-B+AD4-De+ACY-nbsp+ADs-:+ADw-/B+AD4- alok +AFs-mailto:alok.dube+AEA-apara.com+AF0APA-BR+AD4APA-B+AD4-Envoy+AOkAJg-nbsp+ADs-:+ADw-/B+AD4- mardi 19 novembre 2002 10:03+ADw-BR+AD4APA-B+AD4AwAAm-nbsp+ADs-:+ADw-/B+AD4- mpls-ops+AEA-mplsrc.com+ADw-BR+AD4APA-B+AD4-Objet+ACY-nbsp+ADs-:+ADw-/B+AD4- +AFs-MPLS-OPS+AF0-: Labels+ADw-BR+AD4APA-B+AD4-Importance+ACY-nbsp+ADs-:+ADw-/B+AD4- Haute+ADw-BR+AD4APA-BR+AD4APA-/FONT+AD4APA-/DIV+AD4- +ADw-BLOCKQUOTE dir+AD0-ltr style+AD0AIg-MARGIN-RIGHT: 0px+ACIAPg- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-Hi,+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-I just wanted to bounce this off the list....+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-Is there something wrong if +ACI-labels+ACI- had a meaning?+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-something to the tone of IP addresses..networks/subnets etc... or IDP/DSP kind of addressing in circuit switched technologies?+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-that way :+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-1. you would avoid +ACI-label inside label+ACI- scenarios as each label has a unique meaning in the network.+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-2. you would be able to do away with +ACI-aggregation issues+ACI- incase someone says that having labels on all P routers for every customer is a bad idea?+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-are their any limitations.+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-you might say label address space is only +ACI-20 bit+ACI- but its 2+AF4-20 unique labels.... +ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-or , even the label swapping algorithm could be made such that the next label is computed by some logical algorithm... so we would always know +ACI-to setup a LSP to go there this is the logical label between these 2 intermediate routers+ACI-??+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT color+AD0AIw-0000ff face+AD0AIg-Courier New+ACI- size+AD0-2+AD4APA-/FONT+AD4AJg-nbsp+ADsAPA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4--rgds+ADw-/FONT+AD4APA-/DIV+AD4- +ADw-DIV+AD4APA-FONT face+AD0-Arial size+AD0-2+AD4-Alok+ADw-/FONT+AD4APA-/DIV+AD4APA-/BLOCKQUOTE+AD4APA-/BLOCKQUOTE+AD4APA-/BLOCKQUOTE+AD4APA-/BODY+AD4APA-/HTML+AD4- |
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