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Search: Posts Made By: Qi.Xiong
Forum: NetBrain Product 02-03-2014, 04:30 PM
Replies: 1
Views: 10,338
Posted By Qi.Xiong
Re: Guest access to manipulate shared maps

Currently NetBrain doesn't have any limitation on editing shared maps. All roles, including guest and admin, can access and edit the shared maps save on Enterprise Server, and all changes will be...
Forum: NetBrain Product 09-16-2013, 07:18 PM
Replies: 0
Views: 9,818
Posted By Qi.Xiong
Ticket 10: EEM Common Problem

When R5 loopback 0 shut down by manually, The loopback interface will be turn up after a while.Find the problem and fix it.


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Forum: NetBrain Product 09-16-2013, 07:08 PM
Replies: 0
Views: 9,987
Posted By Qi.Xiong
Ticket 09: URPF Work On Strict Mode Problem

R1 and R3 running RIP as IGP and EBGP as BGP protocol. R3 and R5 running OSPF as IGP and EBGP as BGP protocol. R5(172.16.155.5/24) can not reach R1(172.16.13.1/32) by ping. Find the problem and fix...
Forum: NetBrain Product 09-16-2013, 07:07 PM
Replies: 0
Views: 10,070
Posted By Qi.Xiong
Ticket 08: BGP Common Problems

R2 and R6 running OSPF as IGP and EBGP as BGP protocol.R2 and R6 EBGP session can not establish. Find the problem and fix it.

http://www.netbraintech.com/share/CCIE_forums/8.png
Forum: NetBrain Product 09-16-2013, 07:04 PM
Replies: 0
Views: 10,019
Posted By Qi.Xiong
Ticket 07: OSPF Virtual-Link Problem

R3, R4 and R5 running OSPF as IGP protocol.R4 reach R5 through virtual link, but it's down.Find the problem and fix it.


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Forum: NetBrain Product 09-16-2013, 06:59 PM
Replies: 0
Views: 9,877
Posted By Qi.Xiong
Ticket 05: RIP Passive-Interface Problem

R1 and R3 running RIP as IGP and EBGP as BGP protocol.R1 and R3 BGP neighbor can not establish. Find the problem and fix it.




...
Forum: NetBrain Product 09-16-2013, 06:16 PM
Replies: 0
Views: 9,918
Posted By Qi.Xiong
Ticket 04: OSPF Neighbor Stuck In "FULL/DR"

R3 and R4 running OSPF as IGP protocol. R3 and R4 OSPF neighbor state is "FULL/DR". Find the problem and fix it.

http://www.netbraintech.com/share/CCIE_forums/4.png
Forum: NetBrain Product 09-16-2013, 06:15 PM
Replies: 0
Views: 10,285
Posted By Qi.Xiong
Ticket 03: RIP Offset-List Problem

R1 and R3 running RIP as IGP protocol. R3(192.168.20.3/24) can not reach R1(111.11.11.11/32) by ping. Find the problem and fix it.


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Forum: NetBrain Product 09-16-2013, 06:14 PM
Replies: 0
Views: 9,942
Posted By Qi.Xiong
Ticket 02: Class-Map Deny ICMP Problem

Frame-relay is running between R1 and R3. R1(172.16.13.1/24) ping R3(172.16.13.3/24) not successful.Find the problem and fix it.


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Forum: NetBrain Product 09-16-2013, 04:50 PM
Replies: 0
Views: 9,188
Posted By Qi.Xiong
Ticket 01: ACL Deny ICMP Problem

R4, R2 and R6 running OSPF as IGP protocol.R4(172.16.42.4/24) ping R6(172.16.26.6/24) not successful. Find the problem and fix it.



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Forum: NetBrain Product 08-05-2013, 03:44 PM
Replies: 3
Views: 11,806
Posted By Qi.Xiong
Re: Missing route to 172.16.9.0/24

Hi Ankit, thank you for your reply.

Yes, your solution is working as well. Actually there are many working solutions, and the one provided is just one of them. As you may know, the root cause of...
Forum: NetBrain Product 07-26-2013, 03:12 PM
Replies: 0
Views: 9,900
Posted By Qi.Xiong
R3 can’t ping 172.16.200.7

172.16.200.7 is the IP address of interface loopback200 on SW1 (in AS 65500), and this IP address is advertised into BGP already. R3 is a BGP router in AS65503 which is next to the AS 65500. R3 can...
Forum: NetBrain Product 07-26-2013, 03:10 PM
Replies: 0
Views: 9,682
Posted By Qi.Xiong
BGP neighbor are flapping

Another issue in BGP has appeared. R6 and R2 are running BGP routing protocol in a different AS. They are connected to each other directly via a Local Area Network. The EBGP neighbor relationship...
Forum: NetBrain Product 07-26-2013, 03:08 PM
Replies: 0
Views: 9,072
Posted By Qi.Xiong
R1 doesn't have BGP routes from BB2

We have multiple AS around this area as you can see from the diagram. R1 (in AS 65501) is running BGP routing protocol. R1 is supposed to receive some routes originating from BB2 (in AS 64512), but...
Forum: NetBrain Product 07-26-2013, 02:06 PM
Replies: 0
Views: 8,963
Posted By Qi.Xiong
BGP neighbor relationship issues between R4 and R2

R4 and R2 are running BGP routing protocol in a different AS. These two routers are connected to each other directly via a Wide Area Network. Now they are trying to establish an EBGP connection...
Forum: NetBrain Product 07-26-2013, 01:59 PM
Replies: 0
Views: 8,671
Posted By Qi.Xiong
Packet loss between R1 and R5

When we try to ping IP address 172.16.5.5 (interface loopback0 of R5) on R1 by using command “ping 172.16.5.5 repeat 100 size 500”, we find that we lose packets occasionally. There is only one router...
Forum: NetBrain Product 07-26-2013, 01:57 PM
Replies: 0
Views: 8,487
Posted By Qi.Xiong
Multicast service not working properly

We just deployed two multicast services in our network. The multicast source of both groups is in BB2. In the first multicast group, users are behind interface FE0/0 of R5 and they explicitly joined...
Forum: NetBrain Product 07-26-2013, 01:53 PM
Replies: 0
Views: 8,922
Posted By Qi.Xiong
Lost connection to BB3

Previously, R2 could ping IP 10.150.30.254 which is a remote IP address on the BB3 side. After someone implemented a network change, R2 can no longer ping this IP address. The physical diagram...
Forum: NetBrain Product 07-26-2013, 01:50 PM
Replies: 0
Views: 8,992
Posted By Qi.Xiong
Cannot access 172.16.134.6

Users behind interface FE0/0 of R5 found that they cannot access IP address 172.16.134.6, which is the loopback60 interface of R6. I am pretty sure R6 advertised this route into OSPF. Both R5 and R6...
Forum: NetBrain Product 07-26-2013, 01:44 PM
Replies: 3
Views: 11,806
Posted By Qi.Xiong
Missing route to 172.16.9.0/24

In our network environment, we have three major IGPs. We run RIP, OSPF and EIGRP. Recently we found that none of the routers running OSPF can see the route to 172.16.9.0/24 in their routing table....
Forum: NetBrain Product 07-26-2013, 01:30 PM
Replies: 0
Views: 10,125
Posted By Qi.Xiong
Trunking problem between SW3 and SW4

There are two Ethernet cables between SW3 and SW4 as you can see from the physical diagram. The interfaces on SW3 and SW4 are both FE1/0/23 and 1/0/24. Now we are trying to establish a layer-2...
Showing results 1 to 21 of 21

 
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