Configure rate limiting for incoming Layer 2 control packets. In order to meet this requirement, you must configure an input filter with the family type any and apply this filter to the interface:
- [edit]
- firewall {
-
- policer p1 {
-
- if-exceeding {
- bandwidth-limit 5m;
- burst-size-limit 10m;
- }
- then discard;
- }
-
- policer p2 {
-
- if-exceeding {
- bandwidth-limit 40m;
- burst-size-limit 100m;
- }
- then discard;
- }
-
- policer p3 {
-
- if-exceeding {
- bandwidth-limit 600m;
- burst-size-limit 1g;
- }
- then discard;
- }
-
- interface-set ifset {
- fe-*;
- }
-
- family any {
-
- filter L2-filter {
-
- term t1 {
-
- from {
- interface fe-0/0/0.0;
- }
- then policer p1;
- }
-
- term t2 {
-
- from {
- interface-set ifset;
- }
- then policer p2;
- }
-
- term t3 {
- then policer p3;
- }
- }
- }
- }
- [edit]
- interfaces {
-
- fe-0/0/0 {
-
- unit 0 {
-
- family inet {
- address 10.1.1.1/30;
- }
- }
- }
-
- fe-1/0/0 {
-
- unit 0 {
-
- family inet {
- address 10.2.2.1/30;
- }
- }
- }
-
- lo0 {
-
- unit 0 {
-
- family any {
-
- filter {
- input L2-filter;
- }
- }
- }
- }
- }