It all depends on the version of code. Sometimes things will work in newer versions that did not previously work. I would still take note of what is shown in the workbook.
Regards, Tyson Scott - CCIE #13513 R&S, Security, and SP Managing Partner / Sr. Instructor - IPexpert, Inc. Mailto: <mailto:[email protected]> [email protected] Telephone: +1.810.326.1444, ext. 208 Live Assistance, Please visit: <http://www.ipexpert.com/chat> www.ipexpert.com/chat eFax: +1.810.454.0130 IPexpert is a premier provider of Self-Study Workbooks, Video on Demand, Audio Tools, Online Hardware Rental and Classroom Training for the Cisco CCIE (R&S, Voice, Security & Service Provider) certification(s) with training locations throughout the United States, Europe, South Asia and Australia. Be sure to visit our online communities at <http://www.ipexpert.com/communities> www.ipexpert.com/communities and our public website at <http://www.ipexpert.com/> www.ipexpert.com From: [email protected] [mailto:[email protected]] On Behalf Of Jason Maynard Sent: Sunday, September 05, 2010 8:06 PM To: [email protected] Subject: [OSL | CCIE_RS] Vol1-LAB13-TASK13.12 - Thoughts? 13.12 - No Null routes are permitted on CAT1 - in the workbook it states that a distribute-list will not work as the route is generated and not a learned route. I configured it with a distribute-list and it worked fine. Unless I am missing something, Configuration below - Can someone explain why or is the workbook incorrect CAT1- r outer bgp 10101 no synchronization bgp log-neighbor-changes network 150.100.81.0 mask 255.255.255.0 network 150.101.12.0 mask 255.255.255.0 network 150.101.13.0 mask 255.255.255.0 network 150.101.14.0 mask 255.255.255.0 network 200.0.0.11 mask 255.255.255.255 aggregate-address 200.11.0.0 255.255.248.0 summary-only neighbor 150.101.12.2 remote-as 10101 neighbor 150.101.12.2 route-reflector-client neighbor 150.101.13.3 remote-as 10101 neighbor 150.101.13.3 route-reflector-client neighbor 150.101.14.4 remote-as 10101 neighbor 150.101.14.4 route-reflector-client neighbor 150.101.14.4 unsuppress-map CAT4-TASK11 distribute-list prefix Null in no auto-summary ip prefix-list Null seq 5 deny 200.11.0.0/21 ip prefix-list Null seq 10 permit 0.0.0.0/0 le 32 Cat3550-1(config-router)#do sh ip bgp BGP table version is 28, local router ID is 200.0.0.11 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale Origin codes: i - IGP, e - EGP, ? - incomplete Network Next Hop Metric LocPrf Weight Path *> 150.100.81.0/24 0.0.0.0 0 32768 i *> 150.101.12.0/24 0.0.0.0 0 32768 i * i 150.101.12.2 0 100 0 i *> 150.101.13.0/24 0.0.0.0 0 32768 i * i 150.101.13.3 0 100 0 i *> 150.101.14.0/24 0.0.0.0 0 32768 i * i 150.101.14.4 0 100 0 i *> 200.0.0.11/32 0.0.0.0 0 32768 i *>i200.0.0.12/32 150.101.12.2 0 100 0 i *>i200.0.0.14/32 150.101.14.4 0 100 0 i r> 200.11.0.0/21 0.0.0.0 32768 i s>i200.11.1.0 150.101.12.2 0 100 0 i s>i200.11.2.0 150.101.12.2 0 100 0 i s>i200.11.3.0 150.101.12.2 0 100 0 i s>i200.11.4.0 150.101.12.2 0 100 0 i Network Next Hop Metric LocPrf Weight Path s>i200.11.5.0 150.101.12.2 0 100 0 i s>i200.11.6.0 150.101.12.2 0 100 0 i sh ip route B 200.11.4.0/24 [200/0] via 150.101.12.2, 00:07:44 B 200.11.5.0/24 [200/0] via 150.101.12.2, 00:07:44 B 200.11.6.0/24 [200/0] via 150.101.12.2, 00:07:44 200.0.0.0/32 is subnetted, 3 subnets C 200.0.0.11 is directly connected, Loopback0 B 200.0.0.12 [200/0] via 150.101.12.2, 00:07:44 B 200.0.0.14 [200/0] via 150.101.14.4, 00:07:44 B 200.11.1.0/24 [200/0] via 150.101.12.2, 00:07:44 B 200.11.2.0/24 [200/0] via 150.101.12.2, 00:07:44 B 200.11.3.0/24 [200/0] via 150.101.12.2, 00:07:44 150.100.0.0/24 is subnetted, 1 subnets C 150.100.81.0 is directly connected, Vlan2200 150.101.0.0/24 is subnetted, 3 subnets C 150.101.14.0 is directly connected, FastEthernet0/19 C 150.101.13.0 is directly connected, FastEthernet0/21 C 150.101.12.0 is directly connected, FastEthernet0/23 Other requirements are still being met on the other nodes (13.10,13.11) CAT4 Sh ip route B 200.11.4.0/24 [200/0] via 150.101.12.2, 00:00:16 B 200.11.5.0/24 [200/0] via 150.101.12.2, 00:00:16 B 200.11.6.0/24 [200/0] via 150.101.12.2, 00:00:16 200.0.0.0/32 is subnetted, 3 subnets B 200.0.0.11 [200/0] via 150.101.14.1, 00:00:21 B 200.0.0.12 [200/0] via 150.101.12.2, 00:00:16 C 200.0.0.14 is directly connected, Loopback0 B 200.11.1.0/24 [200/0] via 150.101.12.2, 00:00:16 B 200.11.2.0/24 [200/0] via 150.101.12.2, 00:00:16 B 200.11.3.0/24 [200/0] via 150.101.12.2, 00:00:16 150.100.0.0/24 is subnetted, 1 subnets B 150.100.81.0 [200/0] via 150.101.14.1, 00:00:22 150.101.0.0/24 is subnetted, 3 subnets C 150.101.14.0 is directly connected, FastEthernet0/19 B 150.101.13.0 [200/0] via 150.101.14.1, 00:00:22 B 150.101.12.0 [200/0] via 150.101.14.1, 00:00:22 B 200.11.0.0/21 [200/0] via 150.101.14.1, 00:00:57 CAT3 sh ip route Gateway of last resort is not set 200.0.0.0/32 is subnetted, 4 subnets B 200.0.0.11 [200/0] via 150.101.13.1, 00:01:38 B 200.0.0.12 [200/0] via 150.101.12.2, 00:01:33 C 200.0.0.13 is directly connected, Loopback0 B 200.0.0.14 [200/0] via 150.101.14.4, 00:01:33 150.100.0.0/24 is subnetted, 1 subnets B 150.100.81.0 [200/0] via 150.101.13.1, 00:01:38 150.101.0.0/24 is subnetted, 3 subnets B 150.101.14.0 [200/0] via 150.101.13.1, 00:01:38 C 150.101.13.0 is directly connected, FastEthernet0/21 B 150.101.12.0 [200/0] via 150.101.13.1, 00:01:39 B 200.11.0.0/21 [200/0] via 150.101.13.1, 00:02:15 CAT 2 sh ip route Gateway of last resort is not set C 200.11.4.0/24 is directly connected, Loopback14 C 200.11.5.0/24 is directly connected, Loopback15 C 200.11.6.0/24 is directly connected, Loopback16 200.0.0.0/32 is subnetted, 3 subnets B 200.0.0.11 [200/0] via 150.101.12.1, 00:02:11 C 200.0.0.12 is directly connected, Loopback0 B 200.0.0.14 [200/0] via 150.101.14.4, 00:02:06 C 200.11.1.0/24 is directly connected, Loopback11 C 200.11.2.0/24 is directly connected, Loopback12 C 200.11.3.0/24 is directly connected, Loopback13 150.100.0.0/24 is subnetted, 1 subnets B 150.100.81.0 [200/0] via 150.101.12.1, 00:02:12 150.101.0.0/24 is subnetted, 3 subnets B 150.101.14.0 [200/0] via 150.101.12.1, 00:02:12 B 150.101.13.0 [200/0] via 150.101.12.1, 00:02:12 C 150.101.12.0 is directly connected, FastEthernet0/23 B 200.11.0.0/21 [200/0] via 150.101.12.1, 00:02:47
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