Hopefully this will be my final tweak. This time I’ve added base configs to the CPE devices. It just gives them a hostname and ensures there is no timeout. This prevents you from having to keep logging back in.
Image-wise, it’s the same. Click for the larger image:
This is the .net file contents:
#MPLS 1.1 created 23/02/10 #MPLS 1.2 created 24/02/10 #MPLS 2.0 created 29/03/11 - Changed routers to 3725s and moved idlepc to the 3725 box at the top #www.mellowd.co.uk/ccie #Feel free to use and change as you see fit. However if you do use please leave my details here at the top [localhost:7200] workingdir = /data/dynamips/working [[3725]] image = /data/dynamips/IOS_Images/3725/c3725-adventerprisek9-mz.124-15.T14.UNCOMPRESSED.bin ram = 142 disk0 = 16 disk1 = 0 ghostios = true sparsemem = true idlepc = 0x6026be14 ########################### # # # Mpls Topology 1.2 # # # ########################### [[Router CR1]] model = 3725 console = 2001 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX s1/0 = AR1 s1/0 s1/2 = AR3 s1/2 Fa0/0 = CR3 Fa0/0 Fa2/0 = CR2 Fa2/0 cnfg = /data/dynamips/Topology/mpls/CR1.cfg [[Router CR2]] model = 3725 console = 2002 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX s1/0 = AR2 s1/0 s1/2 = AR1 s1/2 Fa0/0 = CR4 Fa0/0 cnfg = /data/dynamips/Topology/mpls/CR2.cfg [[Router CR3]] model = 3725 console = 2003 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX Fa2/0 = CR4 Fa2/0 s1/0 = AR3 s1/0 s1/1 = GR1 s1/1 s1/2 = AR4 s1/2 cnfg = /data/dynamips/Topology/mpls/CR3.cfg [[Router CR4]] model = 3725 console = 2004 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX s1/0 = AR4 s1/0 [[Router AR1]] model = 3725 console = 2005 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX Fa0/0 = CPE1 Fa0/0 Fa2/0 = CPE2 Fa0/0 #cnfg = /data/dynamips/Topology/mpls/AR1.cfg [[Router AR2]] model = 3725 console = 2006 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX Fa0/0 = CPE4 Fa0/0 Fa2/0 = CPE3 Fa0/0 #cnfg = /data/dynamips/Topology/mpls/AR2.cfg [[Router AR3]] model = 3725 console = 2007 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX Fa0/0 = CPE5 Fa0/0 Fa2/0 = CPE6 Fa0/0 #cnfg = /data/dynamips/Topology/mpls/AR3.cfg [[Router AR4]] model = 3725 console = 2008 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T slot2 = NM-1FE-TX Fa0/0 = CPE8 Fa0/0 Fa2/0 = CPE7 Fa0/0 #cnfg = /data/dynamips/Topology/mpls/AR4.cfg [[Router CPE1]] model = 3725 console = 2009 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE1.cfg [[Router CPE2]] model = 3725 console = 2010 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE2.cfg [[Router CPE3]] model = 3725 console = 2011 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE3.cfg [[Router CPE4]] model = 3725 console = 2012 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE4.cfg [[Router CPE5]] model = 3725 console = 2013 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE5.cfg [[Router CPE6]] model = 3725 console = 2014 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE6.cfg [[Router CPE7]] model = 3725 console = 2021 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE7.cfg [[Router CPE8]] model = 3725 console = 2022 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/CPE8.cfg [[Router GR1]] model = 3725 console = 2023 autostart = true #slot3 = NM-1FE-TX slot1 = NM-4T Fa0/0 = ISP2 Fa0/0 #cnfg = /data/dynamips/Topology/mpls/GR1.cfg [[Router ISP2]] model = 3725 console = 2024 autostart = false #slot3 = NM-1FE-TX #cnfg = /data/dynamips/Topology/mpls/ISP2.cfg
And here are the updated config files: http://mellowd.co.uk/ccie/wp-content/uploads/2010/02/mpls.tar2.gz

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Hi Darren,
Thanks for sharing.
I will have my CCIE lab test on early Feb.
I can’t seem to find that many documentation nor tutorial for MPLS CCIE LAB.
I bet your blog would help me a lot.
Thanks
Ian
Hi Darren
ı have some problem with dynamips to start all of router. Do you any advice about that?
Maske. What errors are you getting?