[c-nsp] mpls packets were forwarded via software or hardware mode?

[Zhang Huanjie]

Our 6509 has SUP720-3B engine, but some modules have DFC3A installed.
It support MPLS in test network.
I want to known whether  the MPLS packets were processed by CPU or
switched in hardware mode.


#show mod
Mod Ports Card Type                              Model              Serial No.
--- ----- -------------------------------------- ------------------ -----------
  1    4  CEF720 4 port 10-Gigabit Ethernet      WS-X6704-10GE
  2   16  Pure SFM-mode 16 port 1000mb GBIC      WS-X6816-GBIC
  3   16  Pure SFM-mode 16 port 1000mb GBIC      WS-X6816-GBIC
  4   48  CEF720 48 port 10/100/1000mb Ethernet  WS-X6748-GE-TX
  5    2  Supervisor Engine 720 (Active)         WS-SUP720-3B
  6    2  Supervisor Engine 720 (Hot)            WS-SUP720-3B
  7   48  48-port 10/100/1000 RJ45 EtherModule   WS-X6148A-GE-TX
  8   48  48-port 10/100/1000 RJ45 EtherModule   WS-X6148A-GE-TX

Mod  Sub-Module                  Model              Serial       Hw     Status
---- --------------------------- ------------------ ----------- ------- -------
  1  Distributed Forwarding Card WS-F6700-DFC3B                  4.6    Ok
  2  Distributed Forwarding Card WS-F6K-DFC3A                    2.4    Ok
  3  Distributed Forwarding Card WS-F6K-DFC3A                    2.4    Ok
  4  Distributed Forwarding Card WS-F6700-DFC3B                  4.6    Ok
  5  Policy Feature Card 3       WS-F6K-PFC3B                    1.1    Ok
  5  MSFC3 Daughterboard         WS-SUP720                       2.2    Ok
  6  Policy Feature Card 3       WS-F6K-PFC3B                    1.1    Ok
  6  MSFC3 Daughterboard         WS-SUP720                       2.2    Ok


#show platform hardware pfc mode
PFC operating mode : PFC3A

#show platform hardware capacity
System Resources
  PFC operating mode: PFC3A
  Supervisor redundancy mode: administratively sso, operationally sso
  Switching resources: Module   Part number               Series      CEF mode
                       1        WS-X6704-10GE             CEF720          dCEF
                       2        WS-X6816-GBIC            dCEF256          dCEF
                       3        WS-X6816-GBIC            dCEF256          dCEF
                       4        WS-X6748-GE-TX            CEF720          dCEF
                       5        WS-SUP720-3B          supervisor           CEF
                       6        WS-SUP720-3B          supervisor           CEF
                       7        WS-X6148A-GE-TX          classic           CEF
                       8        WS-X6148A-GE-TX          classic           CEF

...
L3 Forwarding Resources
             FIB TCAM usage:                     Total        Used       %Used
                  72 bits (IPv4, MPLS, EoM)     196608        2324          1%
                 144 bits (IP mcast, IPv6)       32768         264          1%

                     detail:      Protocol                    Used       %Used
                                  IPv4                        2106          1%
                                  MPLS                         218          1%
                                  EoM                            0          0%

                                  IPv6                         194          1%
                                  IPv4 mcast                    70          1%
                                  IPv6 mcast                     0          0%

            Adjacency usage:                     Total        Used       %Used
                                               1048576        1284          1%


Thanks
Zhang Huanjie