• Intervlan routing and internet access

    I configure 2 vlan on my l3 switch 3560,  1) vlan 1 192.168.1.0/24 2) vlan 2 192.168.2.0/24, Intervlan routing is working fine. Now i connected one router 1841 to l3 switch on port fa0/4 (which i issue command no switch port and give ip address 192.168.3.5/24) router interface is f0/1 ip address...

    Ekansh400 pointsBadges:
  • Cisco Switch trouble

    I have a network with 250 pc's using a 10.10.1.x with 255.255.255.254 mask. 1) How do I subnet? (I need a specific example) 2) Do I need another router for subnetting? 3) We have Cisco 2950 switches on the LAN. I know VLANS can be created on the switches. How do I do the VLANS? 4). At time the...

    PLATO5 pointsBadges:
  • Show IP ARP command for tracking IP addresses running on Cisco switches

    What is the command to enable show ip arp | in [strong]IP Adress [/strong]OR [strong]Mac Address[/strong]  so that i can trace IP Addresses running on my switches

    Ekansh400 pointsBadges:
  • PoE feature disabled in Cisco switches

    Hi guys The scenario: we have more than 500 switches around the camp, all of them cisco switches, and everytime we have a thunderstorm the poe features in most of the switches dies, stops working, only data can go through, so my question is: its possible that after the thunderstorm the switch...

    Zakk40 pointsBadges:
  • Packet loss in a Cisco 3750 stack

    I am seeing occasional packet loss in a Cisco 3750 switch stack. There are 5 switches in the stack. The client is on switch 5 and the server is on switch 4. The client is on a separate vlan from the server. I am not seeing any errors on the ports or VLANS or NIC's. Where should I be looking to find...

    Labnuke9932,960 pointsBadges:
  • Cisco 4506 switch object group

    Dear All, Any one tell me is it poosible to object group based ACl in Cisco 4506 and 3750 switches. Also please specify the IOS version that supports Object group in ACL.

    Itzarul5 pointsBadges:
  • CISCO 4503-SWITCHES SMPS FAILURE

    in my network 4503 switch is installed. the Power supplies of 4503 is frequently failing. even power ground is fine. and Steabilizer and UPS is also connected. Suggest me the reason of failure.

    Syedummar5 pointsBadges:
  • Bonding and networking

    I am not a network guy and would like to know how can I setup the below two configurations and its pros and cons. networking component :- WAN: cisco 2970 * 1 Load balancer: F5 switch 1600 * 2 Private subnet: Cisco 2950 * 2 My situation is like that, my F5 switch 1600 will connect to Cisco 2970...

    Frankcheong10 pointsBadges:
  • Are there such things as good reboots on client servers?

    IBM has claimed that they have invested billions on their mainframe platform to reduce the need for reboots. EMC and Cisco appear to be doing the same for RAID storage and routers and switches respectively. Yet on client servers reboots are treated as commonplace events. How can both practices...

    Jim4522820 pointsBadges:
  • Inter Vlan Routing

    Hello. I have 5 vlans working on my network i.e 192.168.80.0, 81.0, 82.0, 83.0, 84.0, 85.0 . i have one core switch where all L2 switches are connected. and router is connected with L2 switch. caz its in another building so cant connect with L3 3750 switch. and i have configured 5 subinterfaces in...

    Dave5305 pointsBadges:
  • Cisco call manager

    My old setup for cisco voice network- PRI Line router --> CCM 4.1 --> cisco 4503 core switch--> Access switches --> Ip Phone devices. Ip Addresses are statically configured in all ip phones according to vlans. tftp server is our call manager for loading ios flash to ip phone. Now my...

    Ekansh400 pointsBadges:
  • Cisco catalyst 4506 switch

    Dear All, Please suggest me for the following. We have core switch 4506 in our company. It is having redundant power supply and one is not working. Now I need to replace the faulty power supply. Can i install new power supply with out shutting down the switch or not kindly suggest in brief.

    Ekansh400 pointsBadges:
  • how to configure 3750 switch to be as snooping querier

    how to configure 3750 switch to be as snooping querier please help me and can we configure 3750 switch as snooping querier?   mail address moknez_3@hotmail.com

    Monkez50 pointsBadges:
  • Cisco Port-Security

    I would like to make port-security a little more flexable. For example, lets say I have 24 access ports. I would like to have a list of 24 mac-addresses that could access any one of those 24 ports at any time. So the interface port would look to see if the device trying to connect matched the list...

    Wdygts5 pointsBadges:
  • Routing issue: I want to open SSH

    Hi, I would like to get help, I have 2 computers: computer A with 1 network card, IP 172.19.3.22 DG 172.19.3.254 computer B with 2 network cards, ETH0 IP 172.19.35.75 DG 172.19.35.254 ETH1 IP 10.0.0.2 DG 10.0.0.254 Between the computers I have cisco switch with 2 Vlans, Vlan 3 for computer A and...

    Tomoshik15 pointsBadges:
  • Cisco 3560 port shutting down

    I have a cisco 3560 switch port 23 connected to a cisco ESW-540 switch port 3 using straight through patch cable. The port on the 3560 keeps shutting down after about 4 hours. To get link up have to perform shut/ noshut on 3560 port 23. What could cause this port to keep shutting down?

    AE10 pointsBadges:
  • Allowing Vlans between Cisco L3 switch and 3 com Layer2 switch.

    Hello All, I have a cisco Cat 3560G switch trunked to a 3com 4200 L2 switch. I have 4 Vlans created on the Cisco L3 switch like Vlan 10, 20, 30 and 40 and created only 20 and 30 on the 3 COM. All the trunk port configurations are fine. However when i assign a PC to any existing Vlan in the 3 COm...

    AmeenM5 pointsBadges:
  • Adding an IP Subnet to a VLan on L3 Switch

    I need help adding an IP subnet to a Vlan, when I attempt to by using the IP address X.X.X.X 255.255... it gives me an error saying it overlaps another VLAN. is there another way to do this? I am on a 3750 cisco switch, IP routing is turned on. Please help!!! thanks in advance.

    Cisconovicenlv30 pointsBadges:
  • how to connect two Cisco Catalyst 4503 core switches

    i have two 4503 core switch and would like to make redundent

    Mothana55295 pointsBadges:
  • 1 DHCP to Multiple VLAN Cisco 3560

    Hi all, 1 .How to configure DHCP assign ip to different subnet? 2. How to configure DHCP Server? 3. How to configure CISCO 3560 become DHCP relay agent?  Hardware: DHCP Server is installed on Server 1 (Windows 2008 R2) TMG2010 is installed on Server 2 (Windows 2008 R2) Cisco 3560 Switch DHCP...

    Leong5 pointsBadges:

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