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Forum Posts
Just wondered what best practice is regarding the max number of devices per vlan. Our network uses a /20 mask which I think is too small . We have one particular vlan which contains 1120 devices (inc servers) and spans multiple switches. I've recomme...
Resolved! Can't delete line 2
I'm configuring a new 2911 running c2900-universalk9-mz.SPA.151-4.M4. In the config by default is "line 2" its not a vty, aux or console line and I can't remove it, Has anyone seen this before?line con 0exec-timeout 15 30password Removedloginline ...
Hello,I'm going to try to be clear.It seems that the MAC addresses of switches are either attached to a port or to a VLAN.In the case of a MAC address is attached to a VLAN, it is in fact attached to all ports that participate to the VLAN.For example...
Hello,I have a 3560 switch with 1 VLAN (VLAN 10) where I need to make ports: 1-10 as isolated (can't contact each other)11-20 as community (need to contact each other like a normal VLAN)23 as promiscuous (server that ports 1-20 need to get to)24 as p...
Hello,I am building a network in a lab envrionment to mimic a new production configuration we are implementing. I don't know if this is the normal way show ip bgp displays the paths to a network.See attached pdf for a diagram of the network.my issues...
HiDoes someone know where I can find a document that explains the several Cisco Partner Support Services, SmartNet, ....I would like to know a clear description what is included in the several flavours:For instance CON-PSUP-, CON-P...
Dear Sir,One of my Catalyst 3750 switch have many out drops, I execute "sh mls qos int g2/0/3 statist" command, there are many output drops in queue3 threshold3.Please help to advise me about this problem?Best Regards,Jackson Ku""sh mls qos int g2/0/...
Resolved! 2960 Output Drops
I have a Cisco 2960 switch connected to a 4948E via port channel and I'm seeing output drops on the 2960 on the port channel. On the 4948 where it is connected I don't see any input or output errors. Could it be just because of the smaller buffer s...
Resolved! IP fragmentation
G1/2 G1/1PC1 ---------- R1 ------------------------------------------- R2 --------------- PC2 MTU = 600 bytesAll interfaces have default interface MTU with length 1500 bytes...
I've got an infrastructure with gigabit 4500 switch and connected machines.Machines connected with standard twisted cable (4 pairs) works fine and negociate quite instantly to G : no problem.When have to split one plug and connect 2 machines (2 paris...
HiWe have a Cisco 2811 running ITP IOS. On that router we run the SMPP service. A client on the network connects to this service, and we need to capture the traffic for debug.I've tried traffic-export, but I cannot see any outbound traffic.I'm gues...
Hi everybody.Let say we have a network as shown below:10.10.10.1 s1 ( pruned)server----------R1----------------------------R2 | | s0 ( pruned) | ...
I am stuck on an issue that is most likely going to turn out to be a simple resolution and be the result of my not truly understanding what the heck I am doing (at least I can be honest).I have a ASA 5510. The management interface is connected to an ...
Resolved! Catalyst 6500 boot process
Hi,Can anybody explain me or point me to document which explians normal booting sequence in a 6500 Switch running IOS.What I am looking for is in which order the image is loaded in SUP, RP, SP etcThanks,
Resolved! RIP into EIGRP Redistribution
Hello,In this scenario, i am trying to redistribute RIP into EIGRP on a core switch. The core switch runs both RIP and EIGRP protocols and RIP routes are received from an external router which is filtered off using distribute-list inbound. After redi...
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