If I want to disable gratuitous ARP on my switches what is the difference between these two ARP commands: no ip gratuitous-arps no ip arp gratuitous If I run "no ip arp gratuitous" the IOS will ask me to choose between "local" and "none". After I...
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Forum Posts
Hello, I seem to remember you can't copy and paste a config from 1 switch to another if the original configure has role/parser based cli views configured? I have a tftp config with many custom role base views etc configured that I need to open up in ...
Resolved! Enable Internet on other VLAN
Hello Community, We have this network diagram below. We have existing VLAN 1 - 192.168.1.X /24 and works fine. All workstation can connect to internet. I have added new VLAN 40 on SG500 switch but not getting internet connection. Here is my co...
Resolved! VTP mode in 6509 and 2960
Hi guys, What is the best practice for VTP configuration mode between : two core switches 6509 and 50 edge switches 2960.? Is it good to make core in transparent mode and edge sw with server mode? Thanks Mohammad
Hi All Can you advise will the following technologies GRE tunneling, multicast, ospf and L2tpv3 cause any kind of resource utilization (cpu usage , memory usage) than the nominal %age while using the given IOS image c2900-universalk9-mz.SPA.152-4.M3 ...
Hi all, q1) If I have 2 links/trunks between 2 switches and both links 's native vlan is 1, is the native vlan is subjected to STP ? q2) is native vlan automatically allowed to transverse through a trunk ? do I need to specify "switchport trunk al...
Resolved! Identity NAT question ASA Firewall 8.2
Hi Everyone I got 2 questions regarding Identity NAT on an ASA version 8.2 I've got to configure Identity NAT for a whole segment lets say 10.10.10.0 255.255.255.0 and the way i'm going to do it its the next one static (CORE,inside) 10.10.10.0 10....
Hello Everyone I have 4500-x with all 10g interfaces and ASR1001-X with 1g interface and i have connectivity between them so how can i communicate these two different interfaces so that there will be communication between them any help please?
in OSPF, if i change the auto-cost reference bandwidth to from 100 to 1000, should the Gigabit interfaces have a cost of 1? i just did a Packet Tracer lab and afterwards, the Gig int was still 10
Resolved! No SSH Capability on 3550
I downloaded a new IOS that said IP base w/ crypto because I was unable to enable ssh on the old IOS. However when I try to run the crypto key generate command I get the invalid input message. I did a show ver:Switch#sh versionCisco IOS Software, C3...
Hi Experts, Can someone help to confirm latency for 1G uplink ports in 2960x series switches? cant find them in datasheets
On a 3750 with C3750-IPSERVICESK9-M), Version 12.2(55)SE5, RELEASE SOFTWARE (fc1) getting the following message : %ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface Fa5/0/33: Power Controller reports power Imax error detected - what...
We recently deployed a 2960X switch in IP routing mode. We have a couple SVIs. We are able to configure "ip tcp adjust-mss 1300" on the SVI but it doesn't appear to to work. Wireshark on the PC and server show the TCP ack and syn-ack both have ~14...
I have a problem related limiting bandwidth on 3600 Switch, as while I applying the policy-map under Gigaethernet interface with any bandwidth value, a packet loss be appear although it carries a light traffic, and once I removed it, all thing work g...
Hallo zusammen, nach einer Änderung am Webinterface des Switches bootet dieser immer wieder neu - siehe auch Protokoll über das Hyperterminal. Leider ist auch kein zurücksetzen auf Werkseinstellungen nicht mehr möglich. Bitte um kurze Info was ich hi...
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