[alcatel-nsp] Class-Based Forwarding
Bryan
deadheadblues at gmail.com
Fri Jan 28 16:18:04 EST 2011
Hi,
I cannot get CB forwarding to work. Perhaps I have configured
something wrong. My service and SDPs are working and I can ping
through the service fine. Traffic toward 7.7.7.1 should get put in fc
"af" and travel across LSP1, traffic toward 7.7.7.2 should get put in
"ef" class and travel across LSP2. I can see that traffic is getting
put in the right fc by looking at the sap stats, however when I
monitor the port stats (monitor port 1/1/x/ absolute) I can tell
traffic to 7.7.7.2 is not taking LSP2, but rather the default lsp
LSP1. Here are the relevant config pieces, if you need more let me
know.
Topology description:
CE1 is connected to R3, CE2 (7.7.7.1 and 7.7.7.2) is connected to R5.
R3 (10.1.1.3) has two paths to R5 (10.1.1.5), one direct (LSP1: R3-R5)
and one through R4 and R6 (LSP2: R3-R4-R6-R5).
QOS CONFIGURATION:
*A:r3>config>qos# info
----------------------------------------------
#--------------------------------------------------
echo "QoS Policy Configuration"
#--------------------------------------------------
sap-ingress 2 create
queue 1 create
exit
queue 3 create
exit
queue 5 create
exit
queue 11 multipoint create
exit
fc "af" create
queue 3
exit
fc "ef" create
queue 5
exit
ip-criteria
entry 10 create
match
dst-ip 7.7.7.1/32
exit
action fc "af"
exit
entry 20 create
match
dst-ip 7.7.7.2/32
exit
action fc "ef"
exit
exit
exit
SERVICE CONFIGURATION:
*A:r3>config>service# info
----------------------------------------------
customer 1 create
description "Default customer"
exit
sdp 5 mpls create
far-end 10.1.1.5
lsp "LSP1"
lsp "LSP2"
keep-alive
shutdown
exit
class-forwarding default-lsp "LSP1"
fc "af" lsp "LSP1"
fc "ef" lsp "LSP2"
no shutdown
exit
no shutdown
exit
epipe 1 customer 1 create
sap 1/1/2 create
ingress
qos 2
exit
exit
spoke-sdp 5:1 create
exit
no shutdown
exit
----------------------------------------------
MPLS CONFIGURATION:
*A:r3>config>router>mpls# info
----------------------------------------------
interface "system"
exit
interface "tor4"
exit
interface "tor5"
exit
path "r5a"
hop 10 10.3.5.5 strict
no shutdown
exit
path "r5b"
hop 10 10.3.4.4 strict
hop 20 10.4.6.6 strict
hop 30 10.5.6.5 strict
no shutdown
exit
lsp "LSP1"
to 10.1.1.5
primary "r5a"
exit
no shutdown
exit
lsp "LSP2"
to 10.1.1.5
primary "r5b"
exit
no shutdown
exit
no shutdown
----------------------------------------------
MPLS LSP AND SDP STATUS:
*A:r3# show router mpls lsp
===============================================================================
MPLS LSPs (Originating)
===============================================================================
LSP Name To Fastfail Adm Opr
Config
-------------------------------------------------------------------------------
LSP1 10.1.1.5 No Up Up
LSP2 10.1.1.5 No Up Up
-------------------------------------------------------------------------------
LSPs : 2
===============================================================================
*A:r3# show service sdp
==============================================================================
Services: Service Destination Points
==============================================================================
SdpId Adm MTU Opr MTU IP address Adm Opr Deliver Signal
------------------------------------------------------------------------------
5 0 1556 10.1.1.5 Up Up MPLS TLDP
------------------------------------------------------------------------------
Number of SDPs : 1
------------------------------------------------------------------------------
==============================================================================
Can you see anything wrong?
Thanks,
Bryan
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