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  1. tcvander

    Asyncronous vs. Syncronous

    Your 3rd interface, Serial X A/S, can be either Async or Sync. In the config you set what type of interface it will be. Can you post a copy of your config, minus IP addresses and all. Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't...
  2. tcvander

    Cisco/Nortel OSPF

    If I remember right the delay and hold timers are different between Nortel and Cisco. Try this on your Cisco router. router ospf xx timers spf 3 4 Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for...
  3. tcvander

    How to allow Telnet?

    Try: line vty 0 4 transport-input all Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  4. tcvander

    How much NVRAM on 3620?

    3620 = 32K 3640 = 128K 3660 = 128K See: http://www.cisco.com/en/US/products/hw/routers/ps274/prod_bulletin09186a0080091f70.html Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  5. tcvander

    Loopback interfaces

    In addition to the above, Cisco will use the loopback address as the Router ID in OSPF Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  6. tcvander

    Newbie- DIFFERENCE of LMI types?

    Becareful about using the term "LMI types should match on both ends". The L in LMI means local, so the LMI needs to match between the router and the providers frame-realy switch, NOT between routers. The biggest difference is that with Cisco LMI you get the CIR information sent to...
  7. tcvander

    Frame pvc fair weight queuing

    How many users? What other traffic besides SMB? Can you post a copy of your config and your IOS release? Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  8. tcvander

    QoS and switching

    The real question is the Video equipment setting the COS or TOS bits? Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  9. tcvander

    Cisco catalyst 2900 and baystack 450 together

    VLAN 1 is your Native VLAN, correct? What is the VLAN type on the BayStack? Can you post your configs here? Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  10. tcvander

    Setup MAC Addresses to Better Traffic?

    Question, How would setting static MAC address entries in a switch increase bandwidth and reduce collision's? The only thing adding static entries would do is eliminate the need for the switch to broadcast the 1st packet destined for a host out all ports. In a stable network, this should only...
  11. tcvander

    2924 Cluster max

    Users can build stacks of up to nine Catalyst 2924M XL, 2912MF XL, and 3500 XL switches with the GigaStack GBICs in Gigabit Ethernet module slot. Or a switch cluster may contain up to 16 Catalyst 3500 XL, 2900 XL, and 1900 switches, regardless of physical location, connected via standards-based...
  12. tcvander

    Question on Router Rip Command with classful C address

    First of all if you only need 7 subnets why have a /28 mask, a /27 would work. Also, I'm not sure I understand your question "is it appropriate for me to go up one bit so there is no confliction with the router address and the network address?(instead of 197.63.51.64, 197.63.51.32...
  13. tcvander

    Cisco Routers

    WIth a 2516 you have a built in 14 port Hub and an ISDN interface. With the 2501, 1 Ethernet interface (no hub), and no ISDN. The choice is yours depending on your needs. Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then...
  14. tcvander

    Cisco 2501 router problem

    Does your config have a "boot-system" command in it? If so what does it say? Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  15. tcvander

    private VLAN & routing

    From what I remember when I was a Cisco SE the only way to get a packet to route from one isolated host to another is to have that packet route to the next layer from the router that has the promiscuous interface: R1 | | R2 (promiscuous) | | Switch In this...
  16. tcvander

    private VLAN

    From what I remember when I was a Cisco SE the only way to get a packet to route from one isolated host to another is to have that packet route to the next layer from the router that has the promiscuous interface: R1 | | R2 (promiscuous) | | Switch In this...
  17. tcvander

    DNS - where is it required

    You probably use WINS, right? Same thing, WINS does a DNS function Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"
  18. tcvander

    Switching from T1 to fractional T1(frame-relay)

    If you are going from a full T1 to a Frac, what is you IP address now? Also, are you changing the physical T1 or just the CIR? Here is an example of the command to add IP to a interface: Router1#config t Router1#(config)interface serial 0 Router1#(config-if)ip address 1.1.1.1 255.255.255.252...
  19. tcvander

    Gig channel config help

    Doesn't sound like you have a port-channel configured, sounds like 4 seperate trunks, hence when you take down 3 of them everything works. While all 4 of them are up you probably have loops. See here on how to configure Port-Channels...
  20. tcvander

    DNS - where is it required

    How else would you resolve names for devices inside your network? Servers, Routers, internal WEB pages? Todd VanDerwerken, CCNA, CCDA Technical Consultant http://www.ciscolinks.net "If at first you don't succeed...then sky diving isn't for you!"

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