Once DIA bandwidth is out and ISP will increase it only in a month you should still bring services to users. Time to implement QoS.
ip access-list extended ACL-LAN-to-LAN-GE3-7
permit ip 10.0.0.0 0.255.255.255 10.0.0.0 0.255.255.255
permit ip 10.0.0.0 0.255.255.255 172.16.0.0 0.15.255.255
permit ip 10.0.0.0 0.255.255.255 192.168.0.0 0.0.255.255
permit ip 192.168.0.0 0.0.255.255 192.168.0.0 0.0.255.255
permit ip 192.168.0.0 0.0.255.255 10.0.0.0 0.255.255.255
ip access-list extended ACL-LAN-to-LAN-GE3-8
permit ip 10.0.0.0 0.255.255.255 10.0.0.0 0.255.255.255
permit ip 10.0.0.0 0.255.255.255 172.16.0.0 0.15.255.255
permit ip 192.168.0.0 0.0.255.255 172.16.0.0 0.15.255.255
permit ip 10.0.0.0 0.255.255.255 192.168.0.0 0.0.255.255
permit ip 192.168.0.0 0.0.255.255 192.168.0.0 0.0.255.255
permit ip 192.168.0.0 0.0.255.255 10.0.0.0 0.255.255.255
permit ip 172.16.0.0 0.15.255.255 10.0.0.0 0.255.255.255
permit ip 172.16.0.0 0.15.255.255 192.168.0.0 0.0.255.255
permit ip 172.16.0.0 0.15.255.255 172.16.0.0 0.15.255.255
class-map match-all CM-PRIVATE-GE3-8
match access-group name ACL-LAN-to-LAN-GE3-8
class-map match-all CM-PRIVATE-GE3-7
match access-group name ACL-LAN-to-LAN-GE3-7
class-map match-all CM-VOICE
match dscp ef
policy-map PM-GE3-8_1
class CM-VOICE
priority
police cir percent 4 bc 33 ms
class CM-PRIVATE-GE3-8
bandwidth remaining percent 75
queue-limit 2000 packets
dbl
class class-default
bandwidth remaining percent 21
dbl
policy-map PM-GE3-7_1
class CM-VOICE
priority
police cir percent 4 bc 33 ms
class CM-PRIVATE-GE3-7
bandwidth remaining percent 75
queue-limit 2000 packets
dbl
class class-default
bandwidth remaining percent 21
dbl
!
interface GigabitEthernet3/7
description TO_VRF_GLOBAL
no switchport
bandwidth 97280
ip vrf forwarding VRF-LAN
ip address 10.60.5.49 255.255.255.240
service-policy output PM-GE3-7_1
!
!
interface GigabitEthernet3/8
description TO_VRF_LAN
no switchport
bandwidth 97280
ip address 10.60.5.50 255.255.255.240
service-policy output PM-GE3-8_1
end
https://www.ciscopress.com/articles/article.asp?p=2159353&seqNum=3
