04-03-2005 06:47 AM - edited 03-03-2019 09:11 AM
Hi
I have 2 serial leased lines bundled using virtual template. I want to apply a QOS Policy to serial interfaces. Where do I apply the QOS Policy? Can I apply to virtual template interface or both the serial interfaces?
rgds
04-03-2005 12:05 PM
Peter, when you deal with Multilink interfaces, you need to apply the policy only on teh Multilink interface (not on serial interface). I would assume it will be the same way with Virtual templates.
http://www.cisco.com/en/US/tech/tk543/tk544/technologies_tech_note09186a0080094ad2.shtml
04-05-2005 12:48 AM
Hi
I have done bundling of serial lines which works fine and also I have applied QOS based on bandwidth. I have reserved 20% bandwidth for voip traffic. I would like to know, if there is no utilisation of full 20% of bandwidth for voip, I want to use it for other traffic. How do I do this?. My configuration is as follows
Current configuration : 2818 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname crystal
!
boot-start-marker
boot-end-marker
!
logging buffered 51200 debugging
!
username xxx privilege 15 secret xxxx
mmi polling-interval 60
no mmi auto-configure
no mmi pvc
mmi snmp-timeout 180
no aaa new-model
ip subnet-zero
ip cef
!
!
!
!
ip domain name yourdomain.com
no ftp-server write-enable
!
!
!
class-map match-all voip
match access-group 100
class-map match-all mail
match access-group 103
class-map match-all secureweb
match access-group 102
class-map match-all web
match access-group 101
!
!
policy-map qos-policy
class voip
bandwidth 20
class web
bandwidth 25
class mail
bandwidth 25
class secureweb
bandwidth 25
class class-default
fair-queue
!
!
!
interface Multilink2
ip address 192.169.1.2 255.255.255.0
service-policy output qos-policy
ppp multilink
ppp multilink group 2
!
interface FastEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-FE 0$
ip address 192.168.125.1 255.255.255.0
ip nbar protocol-discovery
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
interface Serial0/0/0
bandwidth 64000
no ip address
encapsulation ppp
pulse-time 1
ppp multilink
ppp multilink group 2
!
interface Serial0/0/1
bandwidth 64000
no ip address
encapsulation ppp
clockrate 2000000
pulse-time 1
ppp multilink
ppp multilink group 2
!
ip classless
ip route 0.0.0.0 0.0.0.0 192.169.1.1
ip http server
ip http authentication local
!
!
access-list 100 permit udp any any range 16384 32000
access-list 100 permit tcp any any eq 1720
access-list 101 permit tcp any any eq www
access-list 101 permit tcp any any eq ftp
access-list 101 permit tcp any any eq ftp-data
access-list 102 permit tcp any any eq 443
access-list 103 permit tcp any any eq smtp
!
control-plane
!
banner login ^C
-----------------------------------------------------------------------
Cisco Router and Security Device Manager (SDM) is installed on this device. This
feature requires the one time use, initial credentials, of username "cisco"
with password "cisco".
Please change these publicly known initial credentials through SDM or IOS CLI.
Here's the Cisco IOS command:
no username cisco
NOTE: Please add a new username to be able to launch SDM for router management.
For more information about SDM please follow the instructions in the QUICK
START GUIDE for your router or at
-----------------------------------------------------------------------
^C
!
line con 0
login local
line aux 0
line vty 0 4
privilege level 15
login local
transport input telnet
line vty 5 15
privilege level 15
login local
transport input telnet
!
end
04-05-2005 10:33 AM
Hi,
All the unused bandwidth will be utilised automatically according to the traffic rate. If there is congestion and voice traffic enters the interface, then voice traffic will get the allocated bandwidth.
But, in your case, I could suggest that please configure with "priority 20" command for VoIP instead of just "bandwidth 20" command. The "bandwidth" command used for CBWFQ and "priority" is for LLQ.
Regards...
-Ashok.
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