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Frame-Mode/Cell-Mode M!S Im"lementation onCisco I#S lat$orms

C%F S&itching 'evie&

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#)tline

• #vervie&

• Cisco I#S lat$orm S&itching Mechanisms

• Standard I S&itching 'evie&

• C%F S&itching 'evie&

• Con$ig)re I C%F

• Monitor I C%F• !esson S)mmary

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Cisco I#S lat$orm S&itchingMechanisms

+he Cisco I#S "lat$orm s)""orts three Is&itching mechanisms

• 'o)ting-tale-driven s&itching ( "rocess s&itching – F)ll loo)" at every "acet

• Cache-driven s&itching ( $ast s&itching

 – Most recent destinations entered in the cache

 – First "acet is al&ays "rocess-s&itched• +o"ology-driven s&itching

 – C%F "re)ilt FI tale1

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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Standard I S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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C%F S&itching 'evie&

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Monitoring I C%F

Router#show ip cef detail

IP CEF with switching (Table Version 6), lags!""

  6 routes, " reresol$e, " unresol$e% (" ol%, " new)

  & lea$es, '' no%es, '6 b*tes, & inserts, " in$ali%ations

  " loa% sharing ele+ents, " b*tes, " reerences

  CEF resets, " re$isions o eisting lea$es

  recounts -. lea, -- no%e

/%0acenc* Table has - a%0acencies

"1"1"1"2., $ersion ", recei$e

'&1'631.1'2., $ersion ., cache% a%0acenc* to 4erial"2"1'"

" 5acets, " b*tes

  tag inor+ation set

  local tag 3  ast tag rewrite with 4e"2"1'", 5oint5oint, tags i+5ose% 738

  $ia '&1'631.1'", 4erial"2"1'", " %e5en%encies

  net ho5 '&1'631.1'", 4erial"2"1'"

  $ali% cache% a%0acenc*

  tag rewrite with 4e"2"1'", 5oint5oint, tags i+5ose% 738

Router#show ip cef detail

IP CEF with switching (Table Version 6), lags!""

  6 routes, " reresol$e, " unresol$e% (" ol%, " new)

  & lea$es, '' no%es, '6 b*tes, & inserts, " in$ali%ations

  " loa% sharing ele+ents, " b*tes, " reerences

  CEF resets, " re$isions o eisting lea$es

  recounts -. lea, -- no%e

/%0acenc* Table has - a%0acencies

"1"1"1"2., $ersion ", recei$e

'&1'631.1'2., $ersion ., cache% a%0acenc* to 4erial"2"1'"

" 5acets, " b*tes

  tag inor+ation set

  local tag 3  ast tag rewrite with 4e"2"1'", 5oint5oint, tags i+5ose% 738

  $ia '&1'631.1'", 4erial"2"1'", " %e5en%encies

  net ho5 '&1'631.1'", 4erial"2"1'"

  $ali% cache% a%0acenc*

  tag rewrite with 4e"2"1'", 5oint5oint, tags i+5ose% 738

Router#show ip cef detail

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S)mmary

• +hree di$$erent s&itching mechanisms are )sed on CiscoI#S "lat$orms.

• %ntries received &ith no destination address in$ormation

are "rocess-s&itched; s)se

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