Technical Documentation

Configuring the Firewall Filter for Ccc Family Type (NSM Procedure)

On the MX Series router, you can filter Layer 2 packets in a bridging environment using this option.

  1. In the NSM navigation tree, select Device Manager > Devices.
  2. Click the Device Tree tab, and then double-click the device to select it.
  3. Click the Configuration tab. In the configuration tree, expand Firewall > Family > Ccc.
  4. Add or modify settings as specified in Table 1.
  5. Click one:
    • OK—Saves the changes.
    • Cancel—Cancels the modifications.

Table 1: Ccc Filter Configuration Details

Task

Your Action

Configure firewall filters for Layer 2 switching cross-connects.
  1. Click Filter next to Ccc.
  2. Click Add new entry next to Filter.
  3. Expand Filter.
  4. In the name box, enter the name that identifies the filter.
  5. In the Comment box, enter the comment.
  6. Select the Interface Specific check box to configure interface-specific names for firewall counters.

Configure accounting for firewall filter.
  1. Click Accounting Profile next to filter.
  2. Click Add new entry next to Accounting Profile.
  3. In the New accounting-profile window, enter the name to be assigned to the accounting profile.

Define a firewall filter term.
  1. Click Term next to Accounting Profile.
  2. Click Add new entry next to Term.
  3. Expand Term.
  4. In the Name box, enter the name that identifies the term.
  5. In the Comment box, enter the comment for the term.
  6. From the Filter list, select the name that identifies the filter.
  7. Expand From.
  8. In the Comment box, enter the comment.
  9. From the listed protocol-independent match conditions, select the filters defined for the Ccc family type.

    The protocol-independent match conditions are Forwarding Class, Interface Group, Vlan 1p property, Loss Priority, and User Vlan-1p Priority.

  10. Expand Then.
  11. In the Comment box, enter the comment for then.
  12. In the Count box, enter the number of packets.
  13. From the Loss Priority list, set the packet loss priority (PLP) to low, medium-low, medium-high, or high.
  14. In the Forwarding Class box, enter the packet forwarding class name.
  15. Click Accept next to Then.
  16. Select one of the following:
    • Accept—To accept a packet.
    • Discard—To discard a packet silently, without sending an ICMP message.
    • Next—To evaluate the next term in the firewall filter.
  17. Click Policer next to Then.
  18. Select one of the following:
    • Policer—To configure a new policer for each filter and select the policer name.
    • three-color-policer—To configure a tricolor marking policer,
      1. Expand Three Color Policer.
      2. Click Single Rate next to Three Color Policer.
      3. Select one of the following:
        • single-rate—if the named tricolor policer is a single-rate policer.
        • two-rate—if the named tricolor policer is a two-rate policer.

Published: 2009-08-23